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Energy conservation - Wikipedia

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data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">(Top)</div> </a> </li> <li id="toc-User-oriented_energy_conservation" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#User-oriented_energy_conservation"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>User-oriented energy conservation</span> </div> </a> <ul id="toc-User-oriented_energy_conservation-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-User_habits" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#User_habits"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>User habits</span> </div> </a> <ul id="toc-User_habits-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Off-peak_scheduling" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Off-peak_scheduling"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Off-peak scheduling</span> </div> </a> <ul id="toc-Off-peak_scheduling-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-User_activity_detection" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#User_activity_detection"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>User activity detection</span> </div> </a> <ul id="toc-User_activity_detection-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Energy_conservation_opportunities_by_sector" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Energy_conservation_opportunities_by_sector"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Energy conservation opportunities by sector</span> </div> </a> <button aria-controls="toc-Energy_conservation_opportunities_by_sector-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Energy conservation opportunities by sector subsection</span> </button> <ul id="toc-Energy_conservation_opportunities_by_sector-sublist" class="vector-toc-list"> <li id="toc-Buildings" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Buildings"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1</span> <span>Buildings</span> </div> </a> <ul id="toc-Buildings-sublist" class="vector-toc-list"> <li id="toc-Existing_buildings" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Existing_buildings"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.1</span> <span>Existing buildings</span> </div> </a> <ul id="toc-Existing_buildings-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-New_buildings" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#New_buildings"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.2</span> <span>New buildings</span> </div> </a> <ul id="toc-New_buildings-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Transportation" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Transportation"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.2</span> <span>Transportation</span> </div> </a> <ul id="toc-Transportation-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Consumer_products" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Consumer_products"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.3</span> <span>Consumer products</span> </div> </a> <ul id="toc-Consumer_products-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Energy_conservation_by_countries" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Energy_conservation_by_countries"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Energy conservation by countries</span> </div> </a> <button aria-controls="toc-Energy_conservation_by_countries-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Energy conservation by countries subsection</span> </button> <ul id="toc-Energy_conservation_by_countries-sublist" class="vector-toc-list"> <li id="toc-Asia" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Asia"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.1</span> <span>Asia</span> </div> </a> <ul id="toc-Asia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-European_Union" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#European_Union"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.2</span> <span>European Union</span> </div> </a> <ul id="toc-European_Union-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-India" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#India"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.3</span> <span>India</span> </div> </a> <ul id="toc-India-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Iran" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Iran"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.4</span> <span>Iran</span> </div> </a> <ul id="toc-Iran-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Japan" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Japan"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.5</span> <span>Japan</span> </div> </a> <ul id="toc-Japan-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Middle_East" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Middle_East"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.6</span> <span>Middle East</span> </div> </a> <ul id="toc-Middle_East-sublist" class="vector-toc-list"> <li id="toc-Lebanon" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Lebanon"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.6.1</span> <span>Lebanon</span> </div> </a> <ul id="toc-Lebanon-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Nepal" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Nepal"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.7</span> <span>Nepal</span> </div> </a> <ul id="toc-Nepal-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-New_Zealand" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#New_Zealand"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.8</span> <span>New Zealand</span> </div> </a> <ul id="toc-New_Zealand-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Nigeria" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Nigeria"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.9</span> <span>Nigeria</span> </div> </a> <ul id="toc-Nigeria-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Sri_Lanka" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Sri_Lanka"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.10</span> <span>Sri Lanka</span> </div> </a> <ul id="toc-Sri_Lanka-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Turkey" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Turkey"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.11</span> <span>Turkey</span> </div> </a> <ul id="toc-Turkey-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-United_Kingdom" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#United_Kingdom"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.12</span> <span>United Kingdom</span> </div> </a> <ul id="toc-United_Kingdom-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-United_States" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#United_States"> <div class="vector-toc-text"> <span class="vector-toc-numb">6.13</span> <span>United States</span> </div> </a> <ul id="toc-United_States-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Mechanisms_to_promote_conservation" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Mechanisms_to_promote_conservation"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Mechanisms to promote conservation</span> </div> </a> <button aria-controls="toc-Mechanisms_to_promote_conservation-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Mechanisms to promote conservation subsection</span> </button> <ul id="toc-Mechanisms_to_promote_conservation-sublist" class="vector-toc-list"> <li id="toc-Governmental_mechanisms" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Governmental_mechanisms"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1</span> <span>Governmental mechanisms</span> </div> </a> <ul id="toc-Governmental_mechanisms-sublist" class="vector-toc-list"> <li id="toc-Mandatory_energy_standards" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Mandatory_energy_standards"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1.1</span> <span>Mandatory energy standards</span> </div> </a> <ul id="toc-Mandatory_energy_standards-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Mandatory_energy_labels" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Mandatory_energy_labels"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1.2</span> <span>Mandatory energy labels</span> </div> </a> <ul id="toc-Mandatory_energy_labels-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Energy_taxes" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Energy_taxes"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.1.3</span> <span>Energy taxes</span> </div> </a> <ul id="toc-Energy_taxes-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Non-governmental_mechanisms" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Non-governmental_mechanisms"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.2</span> <span>Non-governmental mechanisms</span> </div> </a> <ul id="toc-Non-governmental_mechanisms-sublist" class="vector-toc-list"> <li id="toc-Voluntary_energy_standards" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Voluntary_energy_standards"> <div class="vector-toc-text"> <span class="vector-toc-numb">7.2.1</span> <span>Voluntary energy standards</span> </div> </a> <ul id="toc-Voluntary_energy_standards-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Further_reading" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#Further_reading"> <div class="vector-toc-text"> <span class="vector-toc-numb">10</span> <span>Further reading</span> </div> </a> <ul id="toc-Further_reading-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">11</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Table of Contents" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Energy conservation</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 40 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-40" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">40 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Energiebewaring" title="Energiebewaring – Afrikaans" lang="af" hreflang="af" data-title="Energiebewaring" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AD%D9%81%D8%B8_%D8%A7%D9%84%D8%B7%D8%A7%D9%82%D8%A9" title="حفظ الطاقة – Arabic" lang="ar" hreflang="ar" data-title="حفظ الطاقة" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Chiat-ch%C3%BAn_L%C3%AAng-go%C3%A2n" title="Chiat-chún Lêng-goân – Minnan" lang="nan" hreflang="nan" data-title="Chiat-chún Lêng-goân" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/%C5%A0et%C5%99en%C3%AD_energi%C3%AD" title="Šetření energií – Czech" lang="cs" hreflang="cs" data-title="Šetření energií" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Energieeinsparung" title="Energieeinsparung – German" lang="de" hreflang="de" data-title="Energieeinsparung" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Energias%C3%A4%C3%A4st" title="Energiasääst – Estonian" lang="et" hreflang="et" data-title="Energiasääst" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%95%CE%BE%CE%BF%CE%B9%CE%BA%CE%BF%CE%BD%CF%8C%CE%BC%CE%B7%CF%83%CE%B7_%CE%B5%CE%BD%CE%AD%CF%81%CE%B3%CE%B5%CE%B9%CE%B1%CF%82" title="Εξοικονόμηση ενέργειας – Greek" lang="el" hreflang="el" data-title="Εξοικονόμηση ενέργειας" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Conservaci%C3%B3n_energ%C3%A9tica" title="Conservación energética – Spanish" lang="es" hreflang="es" data-title="Conservación energética" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Energi%C5%9Dparo" title="Energiŝparo – Esperanto" lang="eo" hreflang="eo" data-title="Energiŝparo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Energia-efizientzia" title="Energia-efizientzia – Basque" lang="eu" hreflang="eu" data-title="Energia-efizientzia" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%86%DA%AF%D9%87%D8%AF%D8%A7%D8%B1%DB%8C_%D8%A7%D9%86%D8%B1%DA%98%DB%8C" title="نگهداری انرژی – Persian" lang="fa" hreflang="fa" data-title="نگهداری انرژی" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/%C3%89conomies_d%27%C3%A9nergie" title="Économies d&#039;énergie – French" lang="fr" hreflang="fr" data-title="Économies d&#039;énergie" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Eficiencia_enerx%C3%A9tica" title="Eficiencia enerxética – Galician" lang="gl" hreflang="gl" data-title="Eficiencia enerxética" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%8A%E0%AA%B0%E0%AB%8D%E0%AA%9C%E0%AA%BE_%E0%AA%AC%E0%AA%9A%E0%AA%A4" title="ઊર્જા બચત – Gujarati" lang="gu" hreflang="gu" data-title="ઊર્જા બચત" data-language-autonym="ગુજરાતી" data-language-local-name="Gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%97%90%EB%84%88%EC%A7%80_%EC%A0%88%EC%95%BD" title="에너지 절약 – Korean" lang="ko" hreflang="ko" data-title="에너지 절약" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%8A%E0%A4%B0%E0%A5%8D%E0%A4%9C%E0%A4%BE_%E0%A4%B8%E0%A4%82%E0%A4%B0%E0%A4%95%E0%A5%8D%E0%A4%B7%E0%A4%A3" title="ऊर्जा संरक्षण – Hindi" lang="hi" hreflang="hi" data-title="ऊर्जा संरक्षण" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Penghematan_energi" title="Penghematan energi – Indonesian" lang="id" hreflang="id" data-title="Penghematan energi" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Orkusparna%C3%B0ur" title="Orkusparnaður – Icelandic" lang="is" hreflang="is" data-title="Orkusparnaður" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Risparmio_energetico" title="Risparmio energetico – Italian" lang="it" hreflang="it" data-title="Risparmio energetico" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Energijos_taupymas" title="Energijos taupymas – Lithuanian" lang="lt" hreflang="lt" data-title="Energijos taupymas" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%8A%E0%A4%B0%E0%A5%8D%E0%A4%9C%E0%A4%BE_%E0%A4%B8%E0%A4%82%E0%A4%B5%E0%A4%B0%E0%A5%8D%E0%A4%A7%E0%A4%A8" title="ऊर्जा संवर्धन – Marathi" lang="mr" hreflang="mr" data-title="ऊर्जा संवर्धन" data-language-autonym="मराठी" data-language-local-name="Marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Pemuliharaan_tenaga" title="Pemuliharaan tenaga – Malay" lang="ms" hreflang="ms" data-title="Pemuliharaan tenaga" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Energiebesparing" title="Energiebesparing – Dutch" lang="nl" hreflang="nl" data-title="Energiebesparing" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E7%9C%81%E3%82%A8%E3%83%8D%E3%83%AB%E3%82%AE%E3%83%BC" title="省エネルギー – Japanese" lang="ja" hreflang="ja" data-title="省エネルギー" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%AF_%D8%A7%D9%86%D8%B1%DA%98%D9%8A_%D8%B3%D8%A7%D8%AA%D9%86%D9%87" title="د انرژي ساتنه – Pashto" lang="ps" hreflang="ps" data-title="د انرژي ساتنه" data-language-autonym="پښتو" data-language-local-name="Pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Oszcz%C4%99dno%C5%9B%C4%87_energii" title="Oszczędność energii – Polish" lang="pl" hreflang="pl" data-title="Oszczędność energii" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Economia_de_energia" title="Economia de energia – Portuguese" lang="pt" hreflang="pt" data-title="Economia de energia" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%AD%D0%BD%D0%B5%D1%80%D0%B3%D0%BE%D1%81%D0%B1%D0%B5%D1%80%D0%B5%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5" title="Энергосбережение – Russian" lang="ru" hreflang="ru" data-title="Энергосбережение" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a 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href="https://si.wikipedia.org/wiki/%E0%B6%B6%E0%B6%BD%E0%B7%81%E0%B6%9A%E0%B7%8A%E0%B6%AD%E0%B7%92_%E0%B7%83%E0%B6%82%E0%B6%BB%E0%B6%9A%E0%B7%8A%E2%80%8D%E0%B7%82%E0%B6%AB%E0%B6%BA" title="බලශක්ති සංරක්‍ෂණය – Sinhala" lang="si" hreflang="si" data-title="බලශක්ති සංරක්‍ෂණය" data-language-autonym="සිංහල" data-language-local-name="Sinhala" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Energy_conservation" title="Energy conservation – Simple English" lang="en-simple" hreflang="en-simple" data-title="Energy conservation" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Energians%C3%A4%C3%A4st%C3%B6" title="Energiansäästö – Finnish" lang="fi" hreflang="fi" data-title="Energiansäästö" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Energieffektivisering" title="Energieffektivisering – Swedish" lang="sv" hreflang="sv" data-title="Energieffektivisering" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%86%E0%AE%B1%E0%AF%8D%E0%AE%B1%E0%AE%B2%E0%AF%8D_%E0%AE%9A%E0%AF%87%E0%AE%AE%E0%AE%BF%E0%AE%AA%E0%AF%8D%E0%AE%AA%E0%AF%81" title="ஆற்றல் சேமிப்பு – Tamil" lang="ta" hreflang="ta" data-title="ஆற்றல் சேமிப்பு" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Enerji_tasarrufu" title="Enerji tasarrufu – Turkish" lang="tr" hreflang="tr" data-title="Enerji tasarrufu" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%95%D0%BD%D0%B5%D1%80%D0%B3%D0%BE%D0%B7%D0%B1%D0%B5%D1%80%D0%B5%D0%B6%D0%B5%D0%BD%D0%BD%D1%8F" title="Енергозбереження – Ukrainian" lang="uk" hreflang="uk" data-title="Енергозбереження" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/B%E1%BA%A3o_t%E1%BB%93n_n%C4%83ng_l%C6%B0%E1%BB%A3ng" title="Bảo tồn năng lượng – Vietnamese" lang="vi" hreflang="vi" data-title="Bảo tồn năng lượng" data-language-autonym="Tiếng Việt" 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class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Reducing energy consumption</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">This article is about sustainable use of energy. For the law of physics, see <a href="/wiki/Conservation_of_energy" title="Conservation of energy">Conservation of energy</a>.</div> <p class="mw-empty-elt"> </p> <style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist 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width:18.5em;"><tbody><tr><td class="sidebar-pretitle">Part of a series on</td></tr><tr><th class="sidebar-title-with-pretitle" style="padding:0.2em;font-size:145%;font-weight:bold"><a href="/wiki/Sustainable_energy" title="Sustainable energy">Sustainable energy</a></th></tr><tr><td class="sidebar-image"><span typeof="mw:File/Frameless"><a href="/wiki/File:El-v-01_ubt.jpeg" class="mw-file-description" title="Wind turbines near Vendsyssel, Denmark (2004)"><img alt="A car drives past 4 wind turbines in a field, with more on the horizon" src="//upload.wikimedia.org/wikipedia/commons/thumb/1/13/El-v-01_ubt.jpeg/180px-El-v-01_ubt.jpeg" decoding="async" width="180" height="75" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/13/El-v-01_ubt.jpeg/270px-El-v-01_ubt.jpeg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/13/El-v-01_ubt.jpeg/360px-El-v-01_ubt.jpeg 2x" data-file-width="588" data-file-height="245" /></a></span></td></tr><tr><td class="sidebar-content"> <div class="sidebar-list mw-collapsible mw-collapsed"><div class="sidebar-list-title" style="text-align:center;padding-bottom:0;background:#c8ffb8;font-size:100%;font-weight:bold;;color: var(--color-base)"><a class="mw-selflink selflink">Energy conservation</a></div><div class="sidebar-list-content mw-collapsible-content"> <ul><li><a href="/wiki/Arcology" title="Arcology">Arcology</a></li> <li><a href="/wiki/Building_insulation" title="Building insulation">Building insulation</a></li> <li><a href="/wiki/Cogeneration" title="Cogeneration">Cogeneration</a></li> <li><a href="/wiki/Compact_fluorescent_lamp" title="Compact fluorescent lamp">Compact fluorescent lamp</a></li> <li><a href="/wiki/Eco_hotel" title="Eco hotel">Eco hotel</a></li> <li><a href="/wiki/Eco-cities" title="Eco-cities">Eco-cities</a></li> <li><a href="/wiki/Ecohouse" title="Ecohouse">Ecohouse</a></li> <li><a href="/wiki/Ecolabel" title="Ecolabel">Ecolabel</a></li> <li><a href="/wiki/Efficient_energy_use" title="Efficient energy use">Efficient energy use</a></li> <li><a href="/wiki/Energy_audit" title="Energy audit">Energy audit</a></li> <li><a href="/wiki/Energy_efficiency_implementation" title="Energy efficiency implementation">Energy efficiency implementation</a></li> <li><a href="/wiki/Energy_recovery" title="Energy recovery">Energy recovery</a></li> <li><a href="/wiki/Energy_recycling" title="Energy recycling">Energy recycling</a></li> <li><a href="/wiki/Energy_saving_lamp" title="Energy saving lamp">Energy saving lamp</a></li> <li><a href="/wiki/Energy_Star" title="Energy Star">Energy Star</a></li> <li><a href="/wiki/Energy_storage" title="Energy storage">Energy storage</a></li> <li><a href="/wiki/Environmental_planning" title="Environmental planning">Environmental planning</a></li> <li><a href="/wiki/Environmental_technology" title="Environmental technology">Environmental technology</a></li> <li><a href="/wiki/Fossil_fuel_phase-out" title="Fossil fuel phase-out">Fossil fuel phase-out</a></li> <li><a href="/wiki/Glass_in_green_buildings" title="Glass in green buildings">Glass in green buildings</a></li> <li><a href="/wiki/Green_building_and_wood" title="Green building and wood">Green building and wood</a></li> <li><a href="/wiki/Green_building" title="Green building">Green building</a></li> <li><a href="/wiki/Heat_pump" title="Heat pump">Heat pump</a></li> <li><a href="/wiki/List_of_low-energy_building_techniques" title="List of low-energy building techniques">List of low-energy building techniques</a></li> <li><a href="/wiki/Low-energy_house" title="Low-energy house">Low-energy house</a></li> <li><a href="/wiki/Microgeneration" title="Microgeneration">Microgeneration</a></li> <li><a href="/wiki/Passive_house" title="Passive house">Passive house</a></li> <li><a href="/wiki/Passive_solar_building_design" title="Passive solar building design">Passive solar building design</a></li> <li><a href="/wiki/Sustainable_architecture" title="Sustainable architecture">Sustainable architecture</a></li> <li><a href="/wiki/Sustainable_city" title="Sustainable city">Sustainable city</a></li> <li><a href="/wiki/Sustainable_habitat" title="Sustainable habitat">Sustainable habitat</a></li> <li><a href="/wiki/Sustainable_refurbishment" title="Sustainable refurbishment">Sustainable refurbishment</a></li> <li><a href="/wiki/Thermal_energy_storage" title="Thermal energy storage">Thermal energy storage</a></li> <li><a href="/wiki/Tropical_green_building" title="Tropical green building">Tropical green building</a></li> <li><a href="/wiki/Waste-to-energy" title="Waste-to-energy">Waste-to-energy</a></li> <li><a href="/wiki/Zero_heating_building" title="Zero heating building">Zero heating building</a></li> <li><a href="/wiki/Zero-energy_building" title="Zero-energy building">Zero-energy building</a></li></ul></div></div></td> </tr><tr><td class="sidebar-content"> <div class="sidebar-list mw-collapsible mw-collapsed"><div class="sidebar-list-title" style="text-align:center;padding-bottom:0;background:#c8ffb8;font-size:100%;font-weight:bold;;color: var(--color-base)"><a href="/wiki/Renewable_energy" title="Renewable energy">Renewable energy</a></div><div class="sidebar-list-content mw-collapsible-content"> <ul><li><a href="/wiki/Biofuel" title="Biofuel">Biofuel</a> <ul><li><a href="/wiki/Sustainable_biofuel" title="Sustainable biofuel">Sustainable</a></li></ul></li> <li><a href="/wiki/Biogas" title="Biogas">Biogas</a></li> <li><a href="/wiki/Biomass" title="Biomass">Biomass</a></li> <li><a href="/wiki/Carbon-neutral_fuel" title="Carbon-neutral fuel">Carbon-neutral fuel</a></li> <li><a href="/wiki/Geothermal_energy" title="Geothermal energy">Geothermal energy</a></li> <li><a href="/wiki/Geothermal_power" title="Geothermal power">Geothermal power</a></li> <li><a href="/wiki/Geothermal_heating" title="Geothermal heating">Geothermal heating</a></li> <li><a href="/wiki/Hydropower" title="Hydropower">Hydropower</a> <ul><li><a href="/wiki/Hydroelectricity" title="Hydroelectricity">Hydroelectricity</a></li> <li><a href="/wiki/Micro_hydro" title="Micro hydro">Micro hydro</a></li> <li><a href="/wiki/Pico_hydro" title="Pico hydro">Pico hydro</a></li> <li><a href="/wiki/Run-of-the-river_hydroelectricity" title="Run-of-the-river hydroelectricity">Run-of-the-river</a></li> <li><a href="/wiki/Small_hydro" title="Small hydro">Small hydro</a></li></ul></li> <li><a href="/wiki/Marine_current_power" title="Marine current power">Marine current power</a></li> <li><a href="/wiki/Marine_energy" title="Marine energy">Marine energy</a></li> <li><a href="/wiki/Tidal_power" title="Tidal power">Tidal power</a> <ul><li><a href="/wiki/Tidal_barrage" title="Tidal barrage">Tidal barrage</a></li> <li><a href="/wiki/Tidal_farm" title="Tidal farm">Tidal farm</a></li> <li><a href="/wiki/Tidal_stream_generator" title="Tidal stream generator">Tidal stream generator</a></li></ul></li> <li><a href="/wiki/Ocean_thermal_energy_conversion" title="Ocean thermal energy conversion">Ocean thermal energy conversion</a></li> <li><a href="/wiki/Energy_transition" title="Energy transition">Renewable energy transition</a></li> <li><a href="/wiki/Renewable_heat" title="Renewable heat">Renewable heat</a></li> <li><a href="/wiki/Solar_power" title="Solar power">Solar</a></li> <li><a href="/wiki/Wave_power" title="Wave power">Wave</a></li> <li><a href="/wiki/Wind_power" title="Wind power">Wind</a> <ul><li><a href="/wiki/Community_wind_energy" title="Community wind energy">Community</a></li> <li><a href="/wiki/Wind_farm" title="Wind farm">Farm</a></li> <li><a href="/wiki/Floating_wind_turbine" title="Floating wind turbine">Floating wind turbine</a></li> <li><a href="/wiki/Wind_power_forecasting" title="Wind power forecasting">Forecasting</a></li> <li><a href="/wiki/Wind_power_industry" title="Wind power industry">Industry</a></li> <li><a href="/wiki/Wind_lens" title="Wind lens">Lens</a></li> <li><a href="/wiki/Outline_of_wind_energy" title="Outline of wind energy">Outline</a></li> <li><a href="/wiki/Wind_rights" title="Wind rights">Rights</a></li> <li><a href="/wiki/Wind_turbine" title="Wind turbine">Turbine</a></li> <li><a href="/wiki/Windbelt" title="Windbelt">Windbelt</a></li> <li><a href="/wiki/Windpump" title="Windpump">Windpump</a></li></ul></li></ul></div></div></td> </tr><tr><td class="sidebar-content"> <div class="sidebar-list mw-collapsible mw-collapsed"><div class="sidebar-list-title" style="text-align:center;padding-bottom:0;background:#c8ffb8;font-size:100%;font-weight:bold;;color: var(--color-base)"><a href="/wiki/Sustainable_transport" title="Sustainable transport">Sustainable transport</a></div><div class="sidebar-list-content mw-collapsible-content"> <ul><li><a href="/wiki/Green_vehicle" title="Green vehicle">Green vehicle</a> <ul><li><a href="/wiki/Electric_vehicle" title="Electric vehicle">Electric vehicle</a> <ul><li><a href="/wiki/Electric_bicycle" title="Electric bicycle">Bicycle</a></li></ul></li> <li><a href="/wiki/Solar_vehicle" title="Solar vehicle">Solar vehicle</a></li> <li><a href="/wiki/Wind-powered_vehicle" title="Wind-powered vehicle">Wind-powered vehicle</a></li></ul></li> <li><a href="/wiki/Hybrid_vehicle" title="Hybrid vehicle">Hybrid vehicle</a> <ul><li><a href="/wiki/Human%E2%80%93electric_hybrid_vehicle" title="Human–electric hybrid vehicle">Human-electric</a> <ul><li><a href="/wiki/Twike" title="Twike">Twike</a></li></ul></li> <li><a href="/wiki/Plug-in_hybrid" title="Plug-in hybrid">Plug-in</a></li></ul></li> <li><a href="/wiki/Human-powered_transport" title="Human-powered transport">Human-powered transport</a> <ul><li><a href="/wiki/Human-powered_helicopter" title="Human-powered helicopter">Helicopter</a></li> <li><a href="/wiki/Human-powered_hydrofoil" title="Human-powered hydrofoil">Hydrofoil</a></li> <li><a href="/wiki/Human-powered_land_vehicle" title="Human-powered land vehicle">Land vehicle</a> <ul><li><a href="/wiki/Bicycle" title="Bicycle">Bicycle</a></li> <li><a href="/wiki/Cycle_rickshaw" title="Cycle rickshaw">Cycle rickshaw</a></li> <li><a href="/wiki/Kick_scooter" title="Kick scooter">Kick scooter</a></li> <li><a href="/wiki/Quadracycle" title="Quadracycle">Quadracycle</a></li> <li><a href="/wiki/Tricycle" title="Tricycle">Tricycle</a></li> <li><a href="/wiki/Velomobile" title="Velomobile">Velomobile</a></li></ul></li> <li><a href="/wiki/Roller_skating" title="Roller skating">Roller skating</a></li> <li><a href="/wiki/Skateboarding" title="Skateboarding">Skateboarding</a></li> <li><a href="/wiki/Walking" title="Walking">Walking</a></li> <li><a href="/wiki/Human-powered_watercraft" title="Human-powered watercraft">Watercraft</a></li></ul></li> <li><a href="/wiki/Personal_transporter" title="Personal transporter">Personal transporter</a></li> <li><a href="/wiki/Rail_transport" title="Rail transport">Rail transport</a> <ul><li><a href="/wiki/Tram" title="Tram">Tram</a></li></ul></li> <li><a href="/wiki/Rapid_transit" title="Rapid transit">Rapid transit</a> <ul><li><a href="/wiki/Personal_rapid_transit" title="Personal rapid transit">Personal rapid transit</a></li></ul></li></ul></div></div></td> </tr><tr><td class="sidebar-below"> <ul><li><span class="nowrap"><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span>&#160;<a href="/wiki/Category:Renewable_energy" title="Category:Renewable energy">Category</a></span></li> <li><span class="nowrap"><span class="nowrap"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Wind-turbine-icon.svg" class="mw-file-description"><img alt="icon" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/Wind-turbine-icon.svg/16px-Wind-turbine-icon.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ad/Wind-turbine-icon.svg/24px-Wind-turbine-icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ad/Wind-turbine-icon.svg/32px-Wind-turbine-icon.svg.png 2x" data-file-width="128" data-file-height="128" /></a></span> </span><a href="/wiki/Portal:Renewable_energy" title="Portal:Renewable energy">Renewable energy&#32;portal</a></span></li></ul></td></tr><tr><td class="sidebar-navbar"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Sustainable_energy" title="Template:Sustainable energy"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Sustainable_energy" title="Template talk:Sustainable energy"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Sustainable_energy" title="Special:EditPage/Template:Sustainable energy"><abbr title="Edit this template">e</abbr></a></li></ul></div></td></tr></tbody></table> <p><b>Energy conservation</b> is the effort to reduce wasteful <a href="/wiki/Energy_consumption" title="Energy consumption">energy consumption</a> by using fewer <a href="/wiki/Energy_services" class="mw-redirect" title="Energy services">energy services</a>. This can be done by using energy more effectively (using less and better sources of energy for continuous service) or changing one's behavior to use less and better source of service (for example, by driving vehicles which consume renewable energy or energy with more efficiency). <a href="/wiki/Energy" title="Energy">Energy</a> conservation can be achieved through <a href="/wiki/Efficient_energy_use" title="Efficient energy use">efficient energy use</a>, which has some advantages, including a reduction in <a href="/wiki/Greenhouse_gas_emissions" title="Greenhouse gas emissions">greenhouse gas emissions</a> and a smaller <a href="/wiki/Carbon_footprint" title="Carbon footprint">carbon footprint</a>, as well as cost, water, and energy savings. </p><p><a href="/wiki/Green_engineering" title="Green engineering">Green engineering</a> practices improve the life cycle of the components of machines which convert energy from one form into another. </p><p>Energy can be conserved by reducing waste and losses, improving efficiency through technological upgrades, improving operations and maintenance,<sup id="cite_ref-Fakhar_118974_1-0" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> changing users' behaviors through user profiling or user activities, monitoring appliances, shifting load to off-peak hours, and providing energy-saving recommendations. Observing appliance usage, establishing an energy usage profile, and revealing energy consumption patterns in circumstances where energy is used poorly, can pinpoint user habits and behaviors in energy consumption. Appliance energy profiling helps identify inefficient appliances with high energy consumption and energy load. Seasonal variations also greatly influence energy load, as more air-conditioning is used in warmer seasons and heating in colder seasons. Achieving a balance between energy load and user comfort is complex yet essential for energy preservation.<sup id="cite_ref-Fakhar_118974_1-1" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> On a large scale, a few factors affect energy consumption trends, including political issues, technological developments, economic growth, and environmental concerns.<sup id="cite_ref-doi.org_2-0" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="User-oriented_energy_conservation">User-oriented energy conservation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=1" title="Edit section: User-oriented energy conservation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>User behavior has a significant effect on energy conservation. It involves user activity detection, profiling, and appliance interaction behaviors. User profiling consists of the identification of energy usage patterns of the user and replacing required system settings with automated settings that can be initiated on request.<sup id="cite_ref-Fakhar_118974_1-2" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> Within user profiling, personal characteristics are instrumental in affecting energy conservation behavior. These characteristics include household income, education, gender, age, and social norms.<sup id="cite_ref-Shahzada_M_2022_3-0" class="reference"><a href="#cite_note-Shahzada_M_2022-3"><span class="cite-bracket">&#91;</span>3<span class="cite-bracket">&#93;</span></a></sup> </p><p>User behavior also relies on the impact of personality traits, social norms, and attitudes on energy conservation behavior. Beliefs and attitudes toward a convenient lifestyle, environmentally friendly transport, energy security, and residential location choices affect energy conservation behavior. As a result, energy conservation can be made possible by adopting pro-environmental behavior and energy-efficient systems.<sup id="cite_ref-Shahzada_M_2022_3-1" class="reference"><a href="#cite_note-Shahzada_M_2022-3"><span class="cite-bracket">&#91;</span>3<span class="cite-bracket">&#93;</span></a></sup> Education on approaches to energy conservation can result in wise energy use. The choices made by the users yield energy usage patterns. Rigorous analysis of these usage patterns identifies waste energy patterns, and improving those patterns may reduce significant energy load.<sup id="cite_ref-Fakhar_118974_1-3" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> Therefore, human behavior is critical to determining the implications of energy conservation measures and solving environmental problems.<sup id="cite_ref-Shahzada_M_2022_3-2" class="reference"><a href="#cite_note-Shahzada_M_2022-3"><span class="cite-bracket">&#91;</span>3<span class="cite-bracket">&#93;</span></a></sup> Substantial energy conservation may be achieved if users' habit loops are modified.<sup id="cite_ref-Fakhar_118974_1-4" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="User_habits">User habits</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=2" title="Edit section: User habits"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>User habits significantly impact energy demand; thus, providing recommendations for improving user habits contributes to energy conservation. Micro-moments are essential in realizing energy consumption patterns and are identified using a variety of sensing units positioned in prominent areas across the home.<sup id="cite_ref-Fakhar_118974_1-5" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> The micro-moment is an event that changes the state of the appliance from inactive to active and helps in building users' energy consumption profiles according to their activities. Energy conservation can be achieved through user habits by following energy-saving recommendations at micro-moments. Unnecessary energy usage can be decreased by selecting a suitable schedule for appliance operation. Creating an effective scheduling system requires an understanding of user habits regarding appliances.<sup id="cite_ref-Fakhar_118974_1-6" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Off-peak_scheduling">Off-peak scheduling</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=3" title="Edit section: Off-peak scheduling"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Many techniques for energy conservation comprise off-peak scheduling, which means operating an appliance in a low-price energy hour.<sup id="cite_ref-Fakhar_118974_1-7" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> This schedule can be achieved after user habits regarding appliance use are understood. Most energy providers divide the energy tariff into high and low-price hours; therefore, scheduling an appliance to work an off-peak hour will significantly reduce electricity bills.<sup id="cite_ref-Fakhar_118974_1-8" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="User_activity_detection">User activity detection</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=4" title="Edit section: User activity detection"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>User activity detection leads to the precise detection of appliances required for an activity. If an appliance is active but not required for a user's current activity, it wastes energy and can be turned off to conserve energy. The precise identification of user activities is necessary to achieve this method of energy conservation.<sup id="cite_ref-Fakhar_118974_1-9" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Energy_conservation_opportunities_by_sector">Energy conservation opportunities by sector</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=5" title="Edit section: Energy conservation opportunities by sector"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Buildings">Buildings</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=6" title="Edit section: Buildings"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading4"><h4 id="Existing_buildings">Existing buildings</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=7" title="Edit section: Existing buildings"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Energy conservation measures have primarily focused on technological innovations to improve efficiencies and financial incentives with theoretical explanations obtained from the mentioned analytical traditions.<sup id="cite_ref-Kumar_102805_4-0" class="reference"><a href="#cite_note-Kumar_102805-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> Existing buildings can improve energy efficiency by changing structural maintenance materials, adjusting the composition of air conditioning systems, selecting energy-saving equipment, and formulating subsidy policies.<sup id="cite_ref-Huang_125037_5-0" class="reference"><a href="#cite_note-Huang_125037-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup> These measures can improve users' thermal comfort and reduce buildings' environmental impact. The selection of combinatorial optimization schemes that contain measures to guide and restrict users' behavior in addition to carrying out demand-side management can dynamically adjust energy consumption. At the same time, economic means should enable users to change their behavior and achieve a low-carbon life. Combination optimization and pricing incentives reduce building energy consumption and carbon emissions and reduce users' costs.<sup id="cite_ref-Huang_125037_5-1" class="reference"><a href="#cite_note-Huang_125037-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Plot1.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Plot1.jpg/220px-Plot1.jpg" decoding="async" width="220" height="133" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Plot1.jpg/330px-Plot1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Plot1.jpg/440px-Plot1.jpg 2x" data-file-width="871" data-file-height="526" /></a><figcaption>Energy consumption by household type in the northeast United States in 2015</figcaption></figure> <p>Energy monitoring through <a href="/wiki/Energy_audit" title="Energy audit">energy audits</a> can achieve energy efficiency in existing buildings. An energy audit is an inspection and analysis of energy use and flows for energy conservation in a structure, process, or system intending to reduce energy input without negatively affecting output. Energy audits can determine specific opportunities for energy conservation and efficiency measures as well as determine cost-effective strategies.<sup id="cite_ref-doi.org_2-1" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> Training professionals typically accomplish this and can be part of some national programs discussed above. The recent development of <a href="/wiki/Smartphone" title="Smartphone">smartphone</a> apps enables homeowners to complete relatively sophisticated energy audits themselves. For instance, smart thermostats can connect to standard HVAC systems to maintain energy-efficient indoor temperatures. In addition, data loggers can also be installed to monitor the interior temperature and humidity levels to provide a more precise understanding of the conditions. If the data gathered is compared with the users' perceptions of comfort, more fine-tuning of the interiors can be implemented (e.g., increasing the temperature where A.C. is used to prevent over-cooling). Building technologies and smart meters can allow commercial and residential energy users to visualize the impact their energy use can have in their workplaces or homes. Advanced real-time energy metering can help people save energy through their actions. </p><p>Another approach towards energy conservation is the implementation of ECMs in commercial buildings, which often employ <a href="/wiki/Energy_service_company" title="Energy service company">Energy Service Companies</a> (ESCOs) experienced in energy performance contracting. This industry has been around since the 1970s and is more prevalent than ever today. The US-based organization EVO (Efficiency Valuation Organization) has created a set of guidelines for ESCOs to adhere to in evaluating the savings achieved by ECMs. These guidelines are called the <a href="/wiki/IPMVP" class="mw-redirect" title="IPMVP">International Performance Measurement and Verification Protocol</a> (IPMVP). </p><p>Energy efficiency can also be achieved by upgrading certain aspects of existing buildings.<sup id="cite_ref-nachi.org_6-0" class="reference"><a href="#cite_note-nachi.org-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup> Making thermal improvements by adding insulation to crawl spaces and ensuring no leaks achieves an efficient building envelope, reducing the need for mechanical systems to heat and cool the space. High-performance insulation is also supported by adding double/triple-glazed windows to minimize thermal heat transmission. Minor upgrades in existing buildings include changing mixers to low flow greatly aids in water conservation, changing light bulbs to LED lights results in 70-90% less energy consumption than a standard incandescent or C.F.L. bulb, changing inefficient appliances with Energy Star-rated appliances will consume less energy, and finally adding vegetation in the landscape surrounding the building to function as a shading element.<sup id="cite_ref-nachi.org_6-1" class="reference"><a href="#cite_note-nachi.org-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup> A window <a href="/wiki/Windcatcher" title="Windcatcher">windcatcher</a> can reduce the total energy use of a building by 23.3%.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Qanat_wind_tower.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/52/Qanat_wind_tower.svg/220px-Qanat_wind_tower.svg.png" decoding="async" width="220" height="233" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/52/Qanat_wind_tower.svg/330px-Qanat_wind_tower.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/52/Qanat_wind_tower.svg/440px-Qanat_wind_tower.svg.png 2x" data-file-width="701" data-file-height="741" /></a><figcaption>A <a href="/wiki/Windcatcher" title="Windcatcher">windcatcher</a> and <a href="/wiki/Qanat" title="Qanat">qanat</a> used for cooling. Windcatchers "reduce the <a href="/wiki/Building_energy_efficiency" class="mw-redirect" title="Building energy efficiency">building's energy consumption</a> and <a href="/wiki/Carbon_footprint" title="Carbon footprint">carbon footprint</a>".<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">&#91;</span>8<span class="cite-bracket">&#93;</span></a></sup></figcaption></figure> <p>Energy conservation through users' behaviors requires understanding household occupants' lifestyle, social, and behavioral factors in analyzing energy consumption.<sup id="cite_ref-Kumar_102805_4-1" class="reference"><a href="#cite_note-Kumar_102805-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> This involves one-time investments in energy efficiency, such as purchasing new energy-efficient appliances or upgrading the building insulation without curtailing economic utility or the level of energy services, and energy curtailment behaviors which are theorized to be driven more by social-psychological factors and environmental concerns in comparison to the energy efficiency behaviors. Replacing existing appliances with newer and more efficient ones leads to energy efficiency as less energy is wasted throughout. Overall, energy efficiency behaviors are identified more with one-time, cost-incurring investments in efficient appliances and retrofits, while energy curtailment behaviors include repetitive, low-cost energy-saving efforts.<sup id="cite_ref-Kumar_102805_4-2" class="reference"><a href="#cite_note-Kumar_102805-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> </p><p>To identify and optimize residential energy use, conventional and behavioral economics, technology adoption theory and attitude-based decision-making, social and environmental psychology, and sociology must be analyzed.<sup id="cite_ref-Kumar_102805_4-3" class="reference"><a href="#cite_note-Kumar_102805-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> The techno-economic and psychological literature analysis focuses on the individual attitude, behavior, and choice/context/external conditions. In contrast, the sociological literature relies more on the energy consumption practices shaped by the social, cultural, and economic factors in a dynamic setting.<sup id="cite_ref-Kumar_102805_4-4" class="reference"><a href="#cite_note-Kumar_102805-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="New_buildings">New buildings</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=8" title="Edit section: New buildings"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Many steps can be taken toward energy conservation and efficiency when designing new buildings. Firstly, the building can be designed to optimize building performance by having an efficient building envelope with high-performing insulation and window glazing systems, window facades strategically oriented to optimize daylighting, shading elements to mitigate unwanted glare, and passive energy systems for appliances. In <a href="/wiki/Passive_solar_building_design" title="Passive solar building design">passive solar building designs</a>, windows, walls, and floors are made to collect, store, and distribute <a href="/wiki/Solar_energy" title="Solar energy">solar energy</a> in the form of heat in the winter and reject solar heat in the summer. </p><p>The key to designing a passive solar building is to best take advantage of the local <a href="/wiki/Climate" title="Climate">climate</a>. Elements to be considered include window placement and glazing type, <a href="/wiki/Thermal_insulation" title="Thermal insulation">thermal insulation</a>, <a href="/wiki/Thermal_mass" title="Thermal mass">thermal mass</a>, and shading. Optimizing daylighting can decrease energy waste from incandescent bulbs, windows, and balconies, allow natural ventilation, reduce the need for heating and cooling, low flow mixers aid in water conservation, and upgrade to Energy star rated appliances consume less energy.<sup id="cite_ref-Ayop_9-0" class="reference"><a href="#cite_note-Ayop-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup> Designing a building according to LEED guidelines while incorporating smart home technology can help save a lot of energy and money in the long run.<sup id="cite_ref-Ayop_9-1" class="reference"><a href="#cite_note-Ayop-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup> Passive solar design techniques can be applied most easily to new buildings, but existing buildings can be retrofitted. </p><p>Mainly, energy conservation is achieved by modifying user habits or providing an energy-saving recommendation of curtailing an appliance or scheduling it to low-price energy tariff hours. Besides changing user habits and appliance control, identifying irrelevant appliances concerning user activities in smart homes saves energy. Smart home technology can advise users on energy-saving strategies according to their behavior, encouraging behavioral change that leads to energy conservation.<sup id="cite_ref-Fakhar_118974_1-10" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> This guidance includes reminders to turn off lights, leakage sensors to prevent plumbing issues, running appliances on off-peak hours, and smart sensors that save energy. Such technology learns user-appliance activity patterns, gives a complete overview of various energy-consuming appliances, and can provide guidance to improve these patterns to contribute to energy conservation.<sup id="cite_ref-Fakhar_118974_1-11" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> As a result, they can strategically schedule appliances by monitoring the energy consumption profiles of the appliances, schedule devices to the energy-efficient mode, or plan to work during off-peak hours. </p><p>Appliance-oriented approaches emphasize appliance profiling, curtailing, and scheduling to off-peak hours, as supervision of appliances is key to energy preservation.<sup id="cite_ref-Fakhar_118974_1-12" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> It usually leads to appliance curtailment in which an appliance is either scheduled to work another time or is turned off. Appliance curtailment involves appliance recognition, activity-appliances model, unattended appliance detection, and energy conservation service. The appliance recognition module detects active appliances to identify the activities of smart home users. After identifying users' activities, the association between the functional appliances and user activities is established. The unattended appliance detection module looks for active appliances but is unrelated to user activity. These functional appliances waste energy and can be turned off by providing recommendations to the user.<sup id="cite_ref-Fakhar_118974_1-13" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> </p><p>Based on the smart home recommendations, users can give weight to certain appliances that increase user comfort and satisfaction while conserving energy.<sup id="cite_ref-Fakhar_118974_1-14" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> Energy consumption models of energy consumption of appliances and the level of comfort they create can balance priorities among smart home comfort levels and energy consumption. According to Kashimoto, Ogura, Yamamoto, Yasumoto, and Ito, the energy supply reduces based on the historical state of the appliance and increases according to the comfort level requirement of the user, leading to a targeted energy-saving ratio. Scenarios-based energy consumption can be employed as a strategy for energy conservation, with each scenario encompassing a specific set of rules for energy consumption.<sup id="cite_ref-Fakhar_118974_1-15" class="reference"><a href="#cite_note-Fakhar_118974-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Illust_passive_solar_d1.gif" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/49/Illust_passive_solar_d1.gif/220px-Illust_passive_solar_d1.gif" decoding="async" width="220" height="149" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/4/49/Illust_passive_solar_d1.gif 1.5x" data-file-width="319" data-file-height="216" /></a><figcaption>Elements of passive solar design, shown in a direct gain application</figcaption></figure> <div class="mw-heading mw-heading3"><h3 id="Transportation">Transportation</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=9" title="Edit section: Transportation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Further information: <a href="/wiki/Carfree_city" title="Carfree city">Carfree city</a></div> <p>Transporting people, goods, and services represented 29% of U.S. energy consumption in 2007. The transportation sector also accounted for about 33% of U.S. carbon dioxide emissions in 2006, with highway vehicles accounting for about 84% of that, making transportation an essential target for addressing global climate change (E.I.A., 2008).<sup id="cite_ref-Dixon_6398–6408_10-0" class="reference"><a href="#cite_note-Dixon_6398–6408-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> Suburban infrastructure evolved during an age of relatively easy access to <a href="/wiki/Fossil_fuels" class="mw-redirect" title="Fossil fuels">fossil fuels</a>, leading to transportation-dependent living systems.<sup>[<a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><i>citation needed</i></a>]</sup> The amount of energy used to transport people to and from a facility, whether they are commuters, customers, vendors, or homeowners, is known as the transportation energy intensity of the building. Land is developing at a faster rate than population growth, leading to <a href="/wiki/Urban_sprawl" title="Urban sprawl">urban sprawl</a> and, therefore, high transportation energy intensity as more people need to commute longer distances to jobs. As a result, the location of a building is essential in decreasing embodied emissions.<sup id="cite_ref-:2_11-0" class="reference"><a href="#cite_note-:2-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> </p><p>In transportation, state and local efforts in energy conservation and efficiency measures tend to be more targeted and smaller in scale. However, with more robust fuel economy standards, new targets for the use of alternative transportation fuels, and new efforts in electric and hybrid electric vehicles, EPAct05 and EISA provide a new set of national policy signals and financial incentives to the private sector and state and local governments for the transportation sector.<sup id="cite_ref-Dixon_6398–6408_10-1" class="reference"><a href="#cite_note-Dixon_6398–6408-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> Zoning reforms that allow greater <a href="/wiki/Urban_density" title="Urban density">urban density</a> and designs for walking and bicycling can greatly reduce energy consumed for transportation. Many Americans work in jobs that allow for <a href="/wiki/Remote_work" title="Remote work">remote work</a> instead of commuting daily, which is a significant opportunity to conserve energy.<sup>[<a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><i>citation needed</i></a>]</sup> Intelligent transportation systems (ITS) provide a solution to traffic congestion and C.E.s caused by increased vehicles.<sup id="cite_ref-Lv_100002_12-0" class="reference"><a href="#cite_note-Lv_100002-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> ITS combines improvements in information technology and systems, communications, sensors, controllers, and advanced mathematical methods with the traditional world of transportation infrastructure. It improves traffic safety and mobility, reduces environmental impact, promotes sustainable transportation, and increases productivity.<sup id="cite_ref-Lv_100002_12-1" class="reference"><a href="#cite_note-Lv_100002-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> The ITS strengthens the connection and cooperation between people, vehicles, roads, and the environment while improving road capacity, reducing traffic accidents, and improving transportation efficiency and safety by alleviating traffic congestion and reducing pollution. It makes full use of traffic information as an application service, which can enhance the operational efficiency of existing traffic facilities. </p><p>The most significant energy-saving potential is that there are the most problems in urban transportation in various countries, such as management systems, policies and regulations, planning, technology, operation, and management mechanism. Improvements in one or several aspects will improve road transportation. Efficiency has a positive impact, which leads to the improvement of the urban traffic environment and efficiency.<sup id="cite_ref-Lv_100002_12-2" class="reference"><a href="#cite_note-Lv_100002-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> </p><p>In addition to ITS, transit-oriented development (T.O.D.) significantly improves transportation in urban areas by emphasizing density, proximity to transit, diversity of uses, and streetscape design. Density is important for optimizing location and is a way to cut down on driving.<sup id="cite_ref-:2_11-1" class="reference"><a href="#cite_note-:2-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> Planners can regulate development rights by exchanging them from ecologically sensitive areas to growth-friendly zones according to density transfer procedures. Distance is defined as the accessibility of rail and bus transits, which serve as deterrents for driving. For transit-oriented development to be feasible, transportation stops must be close to where people live. Diversity refers to mixed-use areas that offer essential services close to homes and offices and include residential spaces for different socioeconomic categories, commercial and retail. This creates a pedestrian shed where one area can meet people's everyday needs on foot. Lastly, the streetscapes design involves minimal parking and walkable areas that calm traffic.<sup id="cite_ref-:2_11-2" class="reference"><a href="#cite_note-:2-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> Generous parking incentivizes people to use cars, whereas minimal and expensive parking deters commuters. At the same time, streetscapes can be designed to incorporate bicycling lanes and designated bicycle paths and trails. People may commute by bicycle to work without being concerned about their bicycles becoming wet because of covered bicycle storage. This encourages commuters to use bicycles rather than other modes of transportation and contributes to energy saving. People will be happy to walk a few blocks from a train stop if there are attractive, pedestrian-friendly outdoor spaces nearby with good lighting, park benches, outdoor tables at cafés, shade tree plantings, pedestrian courts that are blocked off to cars, and public internet connection. Additionally, this strategy calms traffic, improving the intended pedestrian environment.<sup id="cite_ref-:2_11-3" class="reference"><a href="#cite_note-:2-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> </p><p> New urban planning schemes can be designed to improve connectivity in cities through networks of interconnected streets that spread out traffic flow, slow down vehicles, and make walking more pleasant. By dividing the number of road links by the number of road nodes, the connectivity index is calculated. The higher the connectivity index, the greater the route choices and the better the pedestrian access.<sup id="cite_ref-:2_11-4" class="reference"><a href="#cite_note-:2-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> Realizing the transportation impacts associated with buildings allows commuters to take steps toward energy conservation. Connectivity encourages energy-conserving behaviors as commuters use fewer cars, walk and bike more, and use public transportation. For commuters who do not have the option of public transportation, smaller vehicles that are hybrid or have better mileage can be used.<sup id="cite_ref-:2_11-5" class="reference"><a href="#cite_note-:2-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup></p><figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Light_switch_with_passive_infrared_sensor.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Light_switch_with_passive_infrared_sensor.jpg/100px-Light_switch_with_passive_infrared_sensor.jpg" decoding="async" width="100" height="133" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Light_switch_with_passive_infrared_sensor.jpg/150px-Light_switch_with_passive_infrared_sensor.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Light_switch_with_passive_infrared_sensor.jpg/200px-Light_switch_with_passive_infrared_sensor.jpg 2x" data-file-width="2251" data-file-height="3001" /></a><figcaption><a href="/wiki/Occupancy_sensor" title="Occupancy sensor">Occupancy sensors</a> can conserve energy by turning off appliances in unoccupied rooms.<sup id="cite_ref-calif_13-0" class="reference"><a href="#cite_note-calif-13"><span class="cite-bracket">&#91;</span>13<span class="cite-bracket">&#93;</span></a></sup></figcaption></figure> <div class="mw-heading mw-heading3"><h3 id="Consumer_products">Consumer products</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=10" title="Edit section: Consumer products"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Assorted_LED_Lamps.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Assorted_LED_Lamps.jpg/220px-Assorted_LED_Lamps.jpg" decoding="async" width="220" height="153" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Assorted_LED_Lamps.jpg/330px-Assorted_LED_Lamps.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c6/Assorted_LED_Lamps.jpg/440px-Assorted_LED_Lamps.jpg 2x" data-file-width="2043" data-file-height="1425" /></a><figcaption>An assortment of energy-efficient semiconductor (LED) lamps for commercial and residential lighting use. LED lamps to use at least 75% less energy, and last 25 times longer, than traditional incandescent light bulbs.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup></figcaption></figure> <p>Homeowners implementing ECMs in their residential buildings often start with an <a href="/wiki/Energy_audit" title="Energy audit">energy audit</a>. This is a way homeowners look at what areas of their homes are using, and possibly losing energy. Residential energy auditors are accredited by the Building Performance Institute (BPI)<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">&#91;</span>15<span class="cite-bracket">&#93;</span></a></sup> or the Residential Energy Services Network (RESNET).<sup id="cite_ref-energy.ca.gov_16-0" class="reference"><a href="#cite_note-energy.ca.gov-16"><span class="cite-bracket">&#91;</span>16<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Southface_17-0" class="reference"><a href="#cite_note-Southface-17"><span class="cite-bracket">&#91;</span>17<span class="cite-bracket">&#93;</span></a></sup> Homeowners can hire a professional or do it themselves<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">&#91;</span>18<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">&#91;</span>19<span class="cite-bracket">&#93;</span></a></sup> or use a <a href="/wiki/Smartphone" title="Smartphone">smartphone</a> to help do an audit.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">&#91;</span>20<span class="cite-bracket">&#93;</span></a></sup> </p><p>Energy conservation measures are often combined into larger guaranteed <a href="/wiki/Energy_Savings_Performance_Contract" title="Energy Savings Performance Contract">Energy Savings Performance Contracts</a> to maximize energy savings while minimizing disruption to building occupants by coordinating renovations.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">&#91;</span>21<span class="cite-bracket">&#93;</span></a></sup> Some ECMs cost less to implement yet return higher energy savings. Traditionally, lighting projects were a good example of "low hanging fruit"<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">&#91;</span>22<span class="cite-bracket">&#93;</span></a></sup> that could be used to drive implementation of more substantial upgrades to HVAC systems in large facilities. Smaller buildings might combine window replacement with modern insulation using advanced building <a href="/wiki/Spray_foam" title="Spray foam">foams</a> to improve energy for performance. Energy dashboard projects<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">&#91;</span>23<span class="cite-bracket">&#93;</span></a></sup> are a new kind of ECM that relies on the behavioral change of building occupants to save energy. When implemented as part of a program, case studies, such as that for the DC Schools, report energy savings up 30%.<sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">&#91;</span>24<span class="cite-bracket">&#93;</span></a></sup> Under the right circumstances, open energy dashboards can even be implemented for free<sup id="cite_ref-25" class="reference"><a href="#cite_note-25"><span class="cite-bracket">&#91;</span>25<span class="cite-bracket">&#93;</span></a></sup> to improve upon these savings even more. </p><p>Consumers are often poorly informed of the savings of energy-efficient products.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">&#91;<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (October 2022)">citation needed</span></a></i>&#93;</sup> A prominent example of this is the energy savings that can be made by replacing an <a href="/wiki/Incandescent_light_bulb" title="Incandescent light bulb">incandescent light bulb</a> with a more modern alternative. When purchasing light bulbs, many consumers opt for cheap incandescent bulbs, failing to take into account their higher energy costs and lower lifespans when compared to modern <a href="/wiki/Compact_fluorescent_lamp" title="Compact fluorescent lamp">compact fluorescent</a> and <a href="/wiki/LED_lamp" title="LED lamp">LED bulbs</a>. Although these energy-efficient alternatives have a higher upfront cost, their long lifespan and low energy use can save consumers a considerable amount of money.<sup id="cite_ref-26" class="reference"><a href="#cite_note-26"><span class="cite-bracket">&#91;</span>26<span class="cite-bracket">&#93;</span></a></sup> The price of LED bulbs has also been steadily decreasing in the past five years due to improvements in semiconductor technology. Many LED bulbs on the market qualify for utility rebates that further reduce the price of the purchase to the consumer.<sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">&#91;</span>27<span class="cite-bracket">&#93;</span></a></sup> Estimates by the U.S. Department of Energy state that widespread adoption of LED lighting over the next 20 years could result in about $265 billion worth of savings in United States energy costs.<sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">&#91;</span>28<span class="cite-bracket">&#93;</span></a></sup> </p><p>The research one must put into conserving energy is often too time-consuming and costly for the average consumer when there are cheaper products and technology available using today's fossil fuels.<sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">&#91;</span>29<span class="cite-bracket">&#93;</span></a></sup> Some governments and NGOs are attempting to reduce this complexity with <a href="/wiki/Ecolabel" title="Ecolabel">Eco-labels</a> that make differences in energy efficiency easy to research while shopping.<sup id="cite_ref-30" class="reference"><a href="#cite_note-30"><span class="cite-bracket">&#91;</span>30<span class="cite-bracket">&#93;</span></a></sup> </p><p>To provide the kind of information and support people need to invest money, time and effort in energy conservation, it is important to understand and link to people's topical concerns.<sup id="cite_ref-31" class="reference"><a href="#cite_note-31"><span class="cite-bracket">&#91;</span>31<span class="cite-bracket">&#93;</span></a></sup> For instance, some retailers argue that bright <a href="/wiki/Lighting" title="Lighting">lighting</a> stimulates purchasing. However, health studies have demonstrated that headache, <a href="/wiki/Stress_(medicine)" class="mw-redirect" title="Stress (medicine)">stress</a>, <a href="/wiki/Blood_pressure" title="Blood pressure">blood pressure</a>, fatigue and worker error all generally increase with the common <a href="/wiki/Over-illumination" class="mw-redirect" title="Over-illumination">over-illumination</a> present in many workplace and retail settings.<sup id="cite_ref-Davis_32-0" class="reference"><a href="#cite_note-Davis-32"><span class="cite-bracket">&#91;</span>32<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Bain_33-0" class="reference"><a href="#cite_note-Bain-33"><span class="cite-bracket">&#91;</span>33<span class="cite-bracket">&#93;</span></a></sup> It has been shown that natural <a href="/wiki/Daylighting_(architecture)" title="Daylighting (architecture)">daylighting</a> increases productivity levels of workers, while reducing energy consumption.<sup id="cite_ref-34" class="reference"><a href="#cite_note-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup> </p><p>In warm climates where air conditioning is used, any household device that gives off heat will result in a larger load on the cooling system. Items such as stoves, dishwashers, clothes dryers, hot water, and incandescent lighting all add heat to the home. Low-power or insulated versions of these devices give off less heat for the air conditioning to remove. The air conditioning system can also improve efficiency by using a heat sink that is cooler than the standard air heat exchanger, such as geothermal or water. </p><p>In cold climates, heating air and water is a major demand for household energy use. Significant energy reductions are possible by using different technologies. <a href="/wiki/Heat_pump" title="Heat pump">Heat pumps</a> are a more efficient alternative to electrical resistance heaters for warming air or water. A variety of efficient <a href="/wiki/Clothes_dryer" title="Clothes dryer">clothes dryers</a> are available, and the <a href="/wiki/Clothes_line" title="Clothes line">clothes lines</a> requires no energy- only time. Natural-gas (or bio-gas) <a href="/wiki/Condensing_boiler" title="Condensing boiler">condensing boilers</a> and hot-air furnaces increase efficiency over standard hot-flue models. Standard electric boilers can be made to run only at hours of the day when they are needed by means of a <a href="/wiki/Time_switch" title="Time switch">time switch</a>.<sup id="cite_ref-35" class="reference"><a href="#cite_note-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup> This decreases energy use vastly. In showers, a <a href="/wiki/Water_conservation#Social_solutions" title="Water conservation">semi-closed-loop system</a> could be used. New construction implementing <a href="/wiki/Heat_exchanger" title="Heat exchanger">heat exchangers</a> can capture heat from wastewater or exhaust air in bathrooms, laundry, and kitchens. </p><p>In both warm and cold climate extremes, airtight thermal <a href="/wiki/Building_insulation" title="Building insulation">insulated construction</a> is the largest factor determining the efficiency of a home. Insulation is added to minimize the flow of heat to or from the home, but can be labor-intensive to retrofit to an existing home. </p> <div class="mw-heading mw-heading2"><h2 id="Energy_conservation_by_countries">Energy conservation by countries</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=11" title="Edit section: Energy conservation by countries"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Asia">Asia</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=12" title="Edit section: Asia"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Although energy efficiency is expected to play a vital role in cost-effectively cutting energy demand, only a small part of its economic potential is exploited in Asia. Governments have implemented a range of subsidies such as cash grants, cheap credit, tax exemptions, and co-financing with public-sector funds to encourage energy-efficiency initiatives across several sectors. Governments in the Asia-Pacific region have implemented a range of information provision and labeling programs for buildings, appliances, and the transportation and induel-economy labels, or actively seek to encourage behavioral changes, such as Japan's <a href="/wiki/Cool_Biz_campaign" title="Cool Biz campaign">Cool Biz campaign</a> that encourages setting air conditioners at 28-degrees Celsius and allowing employees to dress casually in the summer.<sup id="cite_ref-36" class="reference"><a href="#cite_note-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-37" class="reference"><a href="#cite_note-37"><span class="cite-bracket">&#91;</span>37<span class="cite-bracket">&#93;</span></a></sup> </p><p>China's government has launched a series of policies since 2005 to effectively promote the goal of reducing energy-saving emissions; however, road transportation, the fastest-growing energy-consuming sector in the transportation industry, lacks specific, operational, and systematic energy-saving plans.<sup id="cite_ref-Huang_125037_5-2" class="reference"><a href="#cite_note-Huang_125037-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup> Road transportation is the highest priority to achieve energy conservation effectively and reduce emissions, particularly since social and economic development has entered the "new norm" period. Generally speaking, the government should make comprehensive plans for conservation and emissions reduction in the road transportation industry within the three dimensions of demand, structure, and technology. For example, encouraging trips using public transportation and new transportation modes such as car-sharing and increasing investment in new energy vehicles in structure reform, etc.<sup id="cite_ref-Huang_125037_5-3" class="reference"><a href="#cite_note-Huang_125037-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="European_Union">European Union</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=13" title="Edit section: European Union"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>At the end of 2006, the <a href="/wiki/European_Union" title="European Union">European Union</a> (EU) pledged to cut its annual consumption of primary energy by 20% by 2020.<sup id="cite_ref-38" class="reference"><a href="#cite_note-38"><span class="cite-bracket">&#91;</span>38<span class="cite-bracket">&#93;</span></a></sup> The <a href="/wiki/EU_Energy_Efficiency_Directive_2012" title="EU Energy Efficiency Directive 2012">EU Energy Efficiency Directive 2012</a> mandates energy efficiency improvements within the EU.<sup id="cite_ref-directive-2012-27-eu_39-0" class="reference"><a href="#cite_note-directive-2012-27-eu-39"><span class="cite-bracket">&#91;</span>39<span class="cite-bracket">&#93;</span></a></sup> </p><p>As part of the EU's SAVE program,<sup id="cite_ref-40" class="reference"><a href="#cite_note-40"><span class="cite-bracket">&#91;</span>40<span class="cite-bracket">&#93;</span></a></sup> aimed at promoting energy efficiency and encouraging energy-saving behavior, the <a href="/wiki/Boiler" title="Boiler">Boiler</a> Efficiency Directive<sup id="cite_ref-41" class="reference"><a href="#cite_note-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup> specifies minimum levels of efficiency for boilers using liquid or gaseous fuels. </p><p>There is steady progress on energy regulation implementation in Europe, North America, and Asia, with the highest number of building energy standards being adopted and implemented. Moreover, the performance of Europe is highly encouraging concerning energy standard activities. They recorded the highest percentage of mandatory energy standards compared to the other five regions.<sup id="cite_ref-:1_42-0" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> </p><p>In 2050, energy savings in Europe can reach 67% of the 2019 baseline scenario, amounting to a demand of 361 Mtoe in an "energy efficiency first" societal trend scenario. A condition is that there be no rebound effect, for otherwise the savings are 32% only or energy use may even increase by 42% if techno-economic potentials are not realized.<sup id="cite_ref-43" class="reference"><a href="#cite_note-43"><span class="cite-bracket">&#91;</span>43<span class="cite-bracket">&#93;</span></a></sup> </p><p>Germany has reduced its <a href="/wiki/Primary_energy_consumption" class="mw-redirect" title="Primary energy consumption">primary energy consumption</a> by 11% from 1990 to 2015<sup id="cite_ref-44" class="reference"><a href="#cite_note-44"><span class="cite-bracket">&#91;</span>44<span class="cite-bracket">&#93;</span></a></sup> and set itself goals of reducing it by 30% by the year 2030 and by 50% by the year 2050 in comparison to the level of 2008.<sup id="cite_ref-45" class="reference"><a href="#cite_note-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="India">India</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=14" title="Edit section: India"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1251242444">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}@media print{body.ns-0 .mw-parser-output .ambox{display:none!important}}</style><table class="box-Unreferenced_section plainlinks metadata ambox ambox-content ambox-Unreferenced" role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><a href="/wiki/File:Question_book-new.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/50px-Question_book-new.svg.png" decoding="async" width="50" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/75px-Question_book-new.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/100px-Question_book-new.svg.png 2x" data-file-width="512" data-file-height="399" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">This section <b>does not <a href="/wiki/Wikipedia:Citing_sources" title="Wikipedia:Citing sources">cite</a> any <a href="/wiki/Wikipedia:Verifiability" title="Wikipedia:Verifiability">sources</a></b>.<span class="hide-when-compact"> Please help <a href="/wiki/Special:EditPage/Energy_conservation" title="Special:EditPage/Energy conservation">improve this section</a> by <a href="/wiki/Help:Referencing_for_beginners" title="Help:Referencing for beginners">adding citations to reliable sources</a>. Unsourced material may be challenged and <a href="/wiki/Wikipedia:Verifiability#Burden_of_evidence" title="Wikipedia:Verifiability">removed</a>.</span> <span class="date-container"><i>(<span class="date">October 2022</span>)</i></span><span class="hide-when-compact"><i> (<small><a href="/wiki/Help:Maintenance_template_removal" title="Help:Maintenance template removal">Learn how and when to remove this message</a></small>)</i></span></div></td></tr></tbody></table> <p>The <a href="/wiki/Petroleum_Conservation_Research_Association" title="Petroleum Conservation Research Association">Petroleum Conservation Research Association</a> (PCRA) is an Indian governmental body created in 1978 that engages in promoting energy efficiency and conservation in every walk of life. In the recent past, PCRA has organised mass media campaigns in television, radio, and print media. This is an impact-assessment survey by a third party that revealed that due to these larger campaigns by PCRA, the public's overall awareness level has gone up leading to the saving of fossil fuels worth crores of rupees, besides reducing pollution. </p><p>The <a href="/wiki/Bureau_of_Energy_Efficiency" title="Bureau of Energy Efficiency">Bureau of Energy Efficiency</a> is an Indian government organization created in 2001 that is responsible for promoting energy efficiency and conservation. </p><p>Protection and Conservation of Natural Resources are done by Community Natural Resources Management (CNRM). </p> <div class="mw-heading mw-heading3"><h3 id="Iran">Iran</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=15" title="Edit section: Iran"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Supreme_leader_of_Iran" class="mw-redirect" title="Supreme leader of Iran">Supreme leader of Iran</a> <a href="/wiki/Ali_Khamenei" title="Ali Khamenei">Ali Khamenei</a> had regularly criticized energy administration and high fuel consumption.<sup id="cite_ref-46" class="reference"><a href="#cite_note-46"><span class="cite-bracket">&#91;</span>46<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-47" class="reference"><a href="#cite_note-47"><span class="cite-bracket">&#91;</span>47<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-48" class="reference"><a href="#cite_note-48"><span class="cite-bracket">&#91;</span>48<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-49" class="reference"><a href="#cite_note-49"><span class="cite-bracket">&#91;</span>49<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Japan">Japan</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=16" title="Edit section: Japan"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:03-05-JPN153.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/03-05-JPN153.jpg/170px-03-05-JPN153.jpg" decoding="async" width="170" height="227" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/03-05-JPN153.jpg/255px-03-05-JPN153.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/58/03-05-JPN153.jpg/340px-03-05-JPN153.jpg 2x" data-file-width="960" data-file-height="1280" /></a><figcaption>Advertising with high energy and <a href="/wiki/Light_pollution" title="Light pollution">light pollution</a> in Shinjuku, Japan</figcaption></figure> <p>Since the <a href="/wiki/1973_oil_crisis" title="1973 oil crisis">1973 oil crisis</a>, energy conservation has been an issue in Japan. All oil-based fuel is imported, so domestic <a href="/wiki/Sustainable_energy" title="Sustainable energy">sustainable energy</a> is being developed. </p><p>The Energy Conservation Center<sup id="cite_ref-50" class="reference"><a href="#cite_note-50"><span class="cite-bracket">&#91;</span>50<span class="cite-bracket">&#93;</span></a></sup> promotes energy efficiency in every aspect of Japan. Public entities are implementing the efficient use of energy for industries and research. It includes projects such as the Top Runner Program.<sup id="cite_ref-51" class="reference"><a href="#cite_note-51"><span class="cite-bracket">&#91;</span>51<span class="cite-bracket">&#93;</span></a></sup> In this project, new appliances are regularly tested on efficiency, and the most efficient ones are made the standard. </p> <div class="mw-heading mw-heading3"><h3 id="Middle_East">Middle East</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=17" title="Edit section: Middle East"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The Middle East holds 40% of the world's crude oil reserves and 23% of its natural gas reserves.<sup id="cite_ref-:3_52-0" class="reference"><a href="#cite_note-:3-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> Conservation of domestic fossil fuels is, therefore, a legitimate priority for the Gulf countries, given domestic needs as well as the global market for these products. Energy subsidies are the chief barrier to conservation in the Gulf. Residential electricity prices can be a tenth of U.S. rates.<sup id="cite_ref-:3_52-1" class="reference"><a href="#cite_note-:3-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> As a result, increased tariff revenues from gas, electricity, and water sales would encourage investment in natural gas exploration and production and generation capacity, helping to alleviate future shortages. </p><p>Households in the MENA region are responsible for 53% of energy use in Saudi Arabia and 57% of the UAE's ecological footprint.<sup id="cite_ref-:3_52-2" class="reference"><a href="#cite_note-:3-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> This is partially due to poorly designed and constructed buildings, mainly under a cheap energy model that has left them without contemporary control technology or even proper insulation and efficient appliances. Building energy consumption can be cut by 20% under a combination of insulation, efficient windows and appliances, shading, reflective roofing, and a host of automated controls that adjust energy use.<sup id="cite_ref-:3_52-3" class="reference"><a href="#cite_note-:3-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> </p><p>Governments could also set minimum energy efficiency and water use standards on importing appliances sold inside their countries, effectively banning the sale of inefficient air conditioners, dishwashers, and washing machines. Administration of the laws would essentially be a function of national customs services. Governments could go further, offering incentives – or mandates – that air conditioners of a certain age be replaced.<sup id="cite_ref-:3_52-4" class="reference"><a href="#cite_note-:3-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="Lebanon">Lebanon</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=18" title="Edit section: Lebanon"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In Lebanon and since 2002 <a href="/wiki/The_Lebanese_Center_for_Energy_Conservation" class="mw-redirect" title="The Lebanese Center for Energy Conservation">The Lebanese Center for Energy Conservation (LCEC)</a> has been promoting the development of efficient and rational uses of energy and the use of <a href="/wiki/Renewable_energy" title="Renewable energy">renewable energy</a> at the consumer level. It was created as a project financed by the International Environment Facility (GEF) and the Ministry of Energy Water (MEW) under the management of the United Nations Development Programme (UNDP) and gradually established itself as an independent technical national center although it continues to be supported by the United Nations Development Programme (UNDP) as indicated in the Memorandum of Understanding (MoU) signed between MEW and UNDP on 18 June 2007. </p> <div class="mw-heading mw-heading3"><h3 id="Nepal">Nepal</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=19" title="Edit section: Nepal"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Until recently, <a href="/wiki/Nepal" title="Nepal">Nepal</a> has been focusing on the exploitation of its huge water resources to produce hydropower. Demand-side management and energy conservation were not in the focus of government action. In 2009, bilateral Development Cooperation between Nepal and the Federal Republic of Germany has agreed upon the joint implementation of the "Nepal Energy Efficiency Programme". The lead executing agencies for the implementation are the Water and Energy Commission Secretariat (WECS). The aim of the program is the promotion of energy efficiency in policymaking, in rural and urban households as well as in the industry.<sup id="cite_ref-53" class="reference"><a href="#cite_note-53"><span class="cite-bracket">&#91;</span>53<span class="cite-bracket">&#93;</span></a></sup> </p><p>Due to the lack of a government organization that promotes energy efficiency in the country, the <a href="/wiki/Federation_of_Nepalese_Chambers_of_Commerce_and_Industry_(FNCCI)" class="mw-redirect" title="Federation of Nepalese Chambers of Commerce and Industry (FNCCI)">Federation of Nepalese Chambers of Commerce and Industry (FNCCI)</a> has established the Energy Efficiency Centre under his roof to promote energy conservation in the private sector. The Energy Efficiency Centre is a non-profit initiative that is offering energy auditing services to the industries. The centre is also supported by Nepal Energy Efficiency Programme of <a href="/wiki/Deutsche_Gesellschaft_f%C3%BCr_Internationale_Zusammenarbeit" title="Deutsche Gesellschaft für Internationale Zusammenarbeit">Deutsche Gesellschaft für Internationale Zusammenarbeit</a>.<sup id="cite_ref-54" class="reference"><a href="#cite_note-54"><span class="cite-bracket">&#91;</span>54<span class="cite-bracket">&#93;</span></a></sup> </p><p>A study conducted in 2012 found out that Nepalese industries could save 160,000-megawatt hours of electricity and 8,000 terajoules of thermal energy (like diesel, furnace oil, and coal) every year. These savings are equivalent to annual energy cost cut of up to 6.4 Billion Nepalese Rupees.<sup id="cite_ref-55" class="reference"><a href="#cite_note-55"><span class="cite-bracket">&#91;</span>55<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-56" class="reference"><a href="#cite_note-56"><span class="cite-bracket">&#91;</span>56<span class="cite-bracket">&#93;</span></a></sup> As a result of Nepal Economic Forum 2014,<sup id="cite_ref-57" class="reference"><a href="#cite_note-57"><span class="cite-bracket">&#91;</span>57<span class="cite-bracket">&#93;</span></a></sup> an economic reform agenda in the priority sectors was declared focusing on energy conservation among others. In the energy reform agenda, the government of Nepal gave the commitment to introduce incentive packages in the budget of the fiscal year 2015/16 for industries that practices energy efficiency or use efficient technologies (incl. cogeneration).<sup id="cite_ref-58" class="reference"><a href="#cite_note-58"><span class="cite-bracket">&#91;</span>58<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="New_Zealand">New Zealand</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=20" title="Edit section: New Zealand"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In <a href="/wiki/New_Zealand" title="New Zealand">New Zealand</a> the <a href="/wiki/Energy_Efficiency_and_Conservation_Authority" title="Energy Efficiency and Conservation Authority">Energy Efficiency and Conservation Authority</a> is the Government Agency responsible for promoting energy efficiency and conservation. The Energy Management Association of New Zealand is a membership-based organization representing the New Zealand energy services sector, providing training and accreditation services with the aim of ensuring energy management services are credible and dependable.<sup id="cite_ref-59" class="reference"><a href="#cite_note-59"><span class="cite-bracket">&#91;</span>59<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Nigeria">Nigeria</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=21" title="Edit section: Nigeria"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In Nigeria, the Lagos State Government is encouraging Lagosians to imbibe an energy conservation culture. In 2013, the Lagos State Electricity Board (LSEB)<sup id="cite_ref-60" class="reference"><a href="#cite_note-60"><span class="cite-bracket">&#91;</span>60<span class="cite-bracket">&#93;</span></a></sup> ran an initiative tagged "Conserve Energy, Save Money" under the Ministry of Energy and Mineral Resources. The initiative is designed to sensitize Lagosians around the theme of energy conservation by influencing their behavior through do-it-yourself tips.<sup id="cite_ref-61" class="reference"><a href="#cite_note-61"><span class="cite-bracket">&#91;</span>61<span class="cite-bracket">&#93;</span></a></sup> In September 2013, <a href="/wiki/Babatunde_Fashola" title="Babatunde Fashola">Governor Babatunde Raji Fashola</a> of Lagos State and the campaign ambassador, rapper Jude "MI" Abaga<sup id="cite_ref-62" class="reference"><a href="#cite_note-62"><span class="cite-bracket">&#91;</span>62<span class="cite-bracket">&#93;</span></a></sup> participated in the Governor's conference video call<sup id="cite_ref-63" class="reference"><a href="#cite_note-63"><span class="cite-bracket">&#91;</span>63<span class="cite-bracket">&#93;</span></a></sup> on the topic of energy conservation. </p><p>In addition to this, during the month of October (the official energy conservation month in the state), LSEB hosted experience centers in malls around Lagos State where members of the public were encouraged to calculate their household energy consumption and discover ways to save money using a consumer-focused energy app.<sup id="cite_ref-64" class="reference"><a href="#cite_note-64"><span class="cite-bracket">&#91;</span>64<span class="cite-bracket">&#93;</span></a></sup> To get Lagosians started on energy conservation, solar lamps and energy-saving bulbs were also handed out. </p><p>In Kaduna State, the Kaduna Power Supply Company (KAPSCO) ran a program to replace all light bulbs in Public Offices; fitting energy-saving bulbs in place of incandescent bulbs. KAPSCO is also embarking on an initiative to retrofit all conventional streetlights in the Kaduna Metropolis to LEDs which consume much less energy. </p> <div class="mw-heading mw-heading3"><h3 id="Sri_Lanka">Sri Lanka</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=22" title="Edit section: Sri Lanka"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Sri Lanka currently consumes <a href="/wiki/Fossil_fuel" title="Fossil fuel">fossil fuels</a>, <a href="/wiki/Hydroelectricity" title="Hydroelectricity">hydro power</a>, <a href="/wiki/Wind_power" title="Wind power">wind power</a>, <a href="/wiki/Solar_power" title="Solar power">solar power</a> and <a href="/wiki/Energy_crop" title="Energy crop">dendro power</a> for their day to day power generation. The <a href="/wiki/Sri_Lanka_Sustainable_Energy_Authority" title="Sri Lanka Sustainable Energy Authority">Sri Lanka Sustainable Energy Authority</a> is playing a major role regarding energy management and energy conservation. Today, most industries are requested to reduce their energy consumption by using renewable energy sources and optimizing their energy usage. </p> <div class="mw-heading mw-heading3"><h3 id="Turkey">Turkey</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=23" title="Edit section: Turkey"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Turkey" title="Turkey">Turkey</a> aims to decrease by at least 20% the amount of energy consumed per GDP of Turkey by 2023 (energy intensity).<sup id="cite_ref-TR1_65-0" class="reference"><a href="#cite_note-TR1-65"><span class="cite-bracket">&#91;</span>65<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="United_Kingdom">United Kingdom</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=24" title="Edit section: United Kingdom"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The <a href="/wiki/Department_for_Business,_Energy_and_Industrial_Strategy" title="Department for Business, Energy and Industrial Strategy">Department for Business, Energy and Industrial Strategy</a> is responsible for promoting <a href="/wiki/Energy_in_the_United_Kingdom#Energy_efficiency" title="Energy in the United Kingdom">energy efficiency in the United Kingdom</a>. </p> <div class="mw-heading mw-heading3"><h3 id="United_States">United States</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=25" title="Edit section: United States"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Energy_conservation_in_the_United_States" title="Energy conservation in the United States">Energy conservation in the United States</a></div><p>The United States is currently the second-largest single consumer of energy, following China.<sup id="cite_ref-66" class="reference"><a href="#cite_note-66"><span class="cite-bracket">&#91;</span>66<span class="cite-bracket">&#93;</span></a></sup> The <a href="/wiki/U.S._Department_of_Energy" class="mw-redirect" title="U.S. Department of Energy">U.S. Department of Energy</a> categorizes national energy use in four broad sectors: transportation, residential, commercial, and industrial.<sup id="cite_ref-67" class="reference"><a href="#cite_note-67"><span class="cite-bracket">&#91;</span>67<span class="cite-bracket">&#93;</span></a></sup> </p><p>About half of U.S. energy consumption in the transportation and residential sectors is primarily controlled by individual consumers. In the typical American home, space heating is the most significant energy use, followed by electrical technology (appliances, lighting, and electronics) and <a href="/wiki/Water_heating" title="Water heating">water heating</a>.<sup id="cite_ref-doi.org_2-2" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> Commercial and industrial energy expenditures are determined by businesses entities and other facility managers. National energy policy has a significant effect on energy usage across all four sectors. </p><p>Since the oil embargoes and price spikes of the 1970s, energy efficiency and conservation have been fundamental tenets of U.S. energy policy. The scope of energy conservation and efficiency measures has been broadened throughout time by U.S. energy policies and programs, including federal and state legislation and regulatory actions, to include all economic sectors and all geographical areas of the nation. Measurable energy conservation and efficiency gains in the 1980s led to the 1987 Energy Security Report to the President (DOE, 1987) that "the United States uses about 29 quads less energy in a year today than it would have if our economic growth since 1972 had been accompanied by the less- efficient trends in energy use we were following at that time" The DOE Strategy and the legislation included new strategies for strengthening conservation and efficiency in buildings, industry, and electric power, such as <a href="/wiki/Integrated_resource_planning" title="Integrated resource planning">integrated resource planning</a> for electric and natural gas utilities and efficiency and labeling standards for 13 residential appliances and equipment categories. Lack of a national consensus on how to proceed interfered with developing a consistent and comprehensive approach. Nevertheless, the Energy Policy Act of 2005 (EPAct05; 109th U.S. Congress, 2005) contained many new energy conservation and efficiency provisions in the transportation, buildings, and electric power sectors.<sup id="cite_ref-68" class="reference"><a href="#cite_note-68"><span class="cite-bracket">&#91;</span>68<span class="cite-bracket">&#93;</span></a></sup> </p><p>The most recent federal law to increase and broaden U.S. energy conservation and efficiency laws, programs, and practices is the Energy Independence and Security Act of 2007 (EISA). Over the next few decades, it is anticipated that EISA will significantly reduce energy use because it has more standards and targets than previous legislation. Both acts reinforce the importance of lighting and appliance efficiency programs, targeting an additional 70% lighting efficiency by 2020, introducing 45 new standards for appliances, and setting up new standards for vehicle fuel economy.<sup id="cite_ref-Dixon_6398–6408_10-2" class="reference"><a href="#cite_note-Dixon_6398–6408-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> The Federal Government is also promoting a new 30% model code for efficient building practices in the construction industry. Additionally, according to the American Council for an Energy-Efficient Economy (ACEEE), the EISA's energy efficiency and conservation initiatives will cut carbon dioxide emissions by 9% in 2030. These requirements cover appliance and lighting efficiency, energy savings in homes, businesses, and public buildings, the effectiveness of industrial manufacturing facilities, and the efficiency of electricity supply and end use. Expectations are high for increased energy savings due to these initiatives, which have already started contributing to new federal, state, and local laws, programs, and practices across the U.S. </p><p>The development and use of alternative transportation fuels (whose supply is expected to expand by 15% by 2022), renewable energy sources, and other clean energy technologies have also received more attention and financial incentives.<sup id="cite_ref-Dixon_6398–6408_10-3" class="reference"><a href="#cite_note-Dixon_6398–6408-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> Recent policies also emphasize growing the use of coal with carbon capture and sequestration, solar, wind, nuclear, and other clean energy sources. </p><p>In February 2023 the <a href="/wiki/United_States_Department_of_Energy" title="United States Department of Energy">United States Department of Energy</a> proposed a set of new energy efficiency standards that, if implemented, will save to users of different electric machines in the United States around $3,500,000,000 per year and will reduce by the year 2050 carbon emissions by the same amount as emitted by 29,000,000 houses.<sup id="cite_ref-69" class="reference"><a href="#cite_note-69"><span class="cite-bracket">&#91;</span>69<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Mechanisms_to_promote_conservation">Mechanisms to promote conservation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=26" title="Edit section: Mechanisms to promote conservation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Governmental_mechanisms">Governmental mechanisms</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=27" title="Edit section: Governmental mechanisms"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Governments at the national, regional, and local levels may implement policies to promote energy efficiency. Building energy rules can cover the energy consumption of an entire structure or specific building components, like heating and cooling systems.<sup id="cite_ref-:1_42-1" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> They represent some of the most frequently used instruments for energy efficiency improvements in buildings and can play an essential role in improving energy conservation in buildings.<sup id="cite_ref-:1_42-2" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> There are multiple reasons for the growth of these policies and programs since the 2000s, including cost savings as energy prices increased, growing concern about the environmental impacts of energy use, and public health concerns. The policies and programs related to energy conservation are critical to establishing safety and performance levels, assisting in consumer decision-making, and explicitly identifying energy-conserving and energy-efficient products.<sup id="cite_ref-doi.org_2-3" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> Recent policies include new programs and regulatory incentives that call for electric and natural gas utilities to increase their involvement in delivering energy-efficiency products and services to their customers. For example, the National Action Plan for Energy Efficiency (NAPEE) is a public-private partnership created in response to EPAct05 that brings together senior executives from electric and natural gas utilities, state public utility commissions, other state agencies, and environmental and consumer groups representing every region of the country. The success of building energy regulation in effectively controlling energy consumption in the building sector will be, to a great extent, associated with the adopted energy performance indicator and the promoted energy assessment tools. It can help overcome significant market barriers and ensure cost-effective energy efficiency opportunities are incorporated into new buildings. This is crucial in emerging nations where new constructions are rapidly developing, and market and energy prices sometimes discourage efficient technologies. The building energy standards development and adoption showed that 42% of emerging developing countries surveyed have no energy standard in place, 20% have mandatory, 22% have mixed, and 16% proposed. </p><p>The major impediments to implementing building energy regulations for energy conservation and efficiency in the building sector are institutional barriers and market failures rather than technical problems, as pointed out by Nature Publishing Group (2008).<sup id="cite_ref-:1_42-3" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> Among these, Santamouris (2005) includes a lack of owners' awareness of energy conservation benefits, building energy regulations benefits, insufficient awareness and training of property managers, builders, and engineers, and a lack of specialized professionals to ensure compliance.<sup id="cite_ref-:1_42-4" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> Based on the above information, the development and adoption of building energy regulations, such as energy standards in developing countries, are still far behind compared to building energy regulation adoption and implementation in developed countries. </p><p>Building energy standards are starting to appear in Africa, Latin America, and Middle East regions, even though this is a new development going to the result obtained in this study.<sup id="cite_ref-:1_42-5" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> The level of progress on energy regulation activities in Africa, Latin America, and the Middle East is increasing, given the higher number of energy standard proposals recorded in these regions.<sup id="cite_ref-:1_42-6" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> According to the Royal Institute of Chartered Surveyors, several codes are being developed in developing countries with UNDP and GEF support. These typically include elemental and integrated routes to compliance, such as a fundamental method defining the performance requirements of specific building elements.<sup id="cite_ref-:1_42-7" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> However, they are still far behind in building energy regulation development, implementation, and compliance compared to developed nations. Also, decision-making regarding energy regulations is still from the government only, with little or no input from non-governmental entities. As a result, lower energy regulation development is recorded in these regions compared to regions with integrated and consensus approaches. </p><p>Additionally, there is growing government involvement in the development and implementation of energy standards; 62% of Middle Eastern respondents, 45% of African respondents, and 43% of Latin American respondents indicated that existing government agencies, such as building agencies and energy agencies, are involved in implementing building energy standards in their respective nations, as opposed to 20% of European respondents, 38% of Asian respondents, and 0% of North American respondents, who indicated the involvement of existing agencies.<sup id="cite_ref-:1_42-8" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> Several North African nations, like Tunisia and Egypt, have programs relating to building energy standards, while Algeria and Morocco are now seeking to establish building energy standards, according to the Royal Institute of Chartered Surveyors. Similarly, Egypt's residential energy standard became law in 2005, and their commercial standard was anticipated to follow. The standards provide minimal performance requirements for applications involving air conditioners and other appliances and elemental and integrated pathways. However, it was claimed that enforcement legislation was still required in 2005. Additionally, Morocco launched a program in 2005 to create thermal energy requirements for construction, concentrating on the hospitality, healthcare, and communal housing industries.<sup id="cite_ref-:1_42-9" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="Mandatory_energy_standards">Mandatory energy standards</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=28" title="Edit section: Mandatory energy standards"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Energy standards are the primary way governments foster energy efficiency as a public good. A recognized standard-setting organization prepares a standard. Standards developed by recognized organizations are often used as the basis for the development and updating of building codes.<sup id="cite_ref-doi.org_2-4" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> They allow innovative approaches and techniques to achieve effective energy use and optimum building performance. Besides, it encourages cost-effective energy use of building components, including building envelope, lighting, HVAC, electrical installations, lift and escalator, and other equipment.<sup id="cite_ref-:1_42-10" class="reference"><a href="#cite_note-:1-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> Energy-efficiency standards have been expanded and strengthened for appliances, building equipment, and lighting. For example, appliances and equipment standards are being developed for a new range of devices, including reduction goals for "standby" power that keeps consumer electronic products in a ready-to-use mode.<sup id="cite_ref-Dixon_6398–6408_10-4" class="reference"><a href="#cite_note-Dixon_6398–6408-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> Some devices require certain levels of energy performance from a car, building, appliance, or other technical equipment. If the vehicle, building, appliance, or equipment does not meet these standards, there may be restrictions on its sale or rent. In the U.K., these are called "minimum energy efficiency standards" or MEES and were applied to privately rented accommodation in 2019. </p><p>Energy codes and standards are vital in setting minimum energy-efficient design and construction requirements. Buildings should be developed following energy standards to save energy efficiently. They specify uniform requirements for new buildings, additions, and modifications. National organizations like the American Society of Heating, Refrigerating, and Air-Conditioning Engineers publish the standards (ASHRAE). State and municipal governments frequently use energy standards as the technical foundation for creating their energy regulations. Some energy standards are written in a mandatory and enforceable language, making it simple for governments to add the standards' provisions directly to their laws or regulations. </p><p>The American Society of Heating, Refrigeration, and Air-Conditioning Engineers (ASHRAE) is a well-known example of a standard-making organization. This organization dates to the nineteenth century and is international in its membership (About ASHRAE 2018). Examples of ASHRAE standards that relate to energy conservation in the built environment are: </p> <ul><li>Standard 62.1-2016 Ventilation for Acceptable Indoor Air Quality</li> <li>Standard 90.2-2007 Energy Efficient Design of Low-Rise Residential Buildings</li> <li>Standard 100-2018 Energy Efficiency in Existing Buildings</li> <li>Standard 189.1-2014 Standard for the Design of High-Performance Green Buildings</li></ul> <p>The Residential Energy Services Network is a crucial benchmark for energy reduction (RESNET).<sup id="cite_ref-doi.org_2-5" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> The Home Energy Rating System (HERS) of RESNET, which is based on the International Code Council's (ICC) energy code, is used to rate home energy consumption with a standard numerical scale that examines factors in home energy use (About HERS 2018).<sup id="cite_ref-doi.org_2-6" class="reference"><a href="#cite_note-doi.org-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> The American National Standards Institute (ANSI) has acknowledged the HERS assessment system as a national benchmark for evaluating energy efficiency. The International Energy Conservation Code (IECC) of the ICC requires an energy rating index, and the main index used in the residential building sector is HERS. The mortgage financing sector makes substantial use of the HERS index. A home's expected energy usage may impact the available mortgage funds based on the HERS score, with more energy-efficient, lower energy-using homes potentially qualifying for a better mortgage rate or amount. </p> <div class="mw-heading mw-heading4"><h4 id="Mandatory_energy_labels">Mandatory energy labels</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=29" title="Edit section: Mandatory energy labels"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">See also: <a href="/wiki/Sustainability_standards_and_certification" title="Sustainability standards and certification">Sustainability standards and certification</a></div> <p>Many governments require that a car, building, or piece of equipment be labeled with its energy performance. This allows consumers and customers to see the energy implications of their choices, but does not restrict their choices or regulate which products are available to choose from. </p><p>It also does not enable easily comparing options (such as being able to <a href="/wiki/Product_finder" title="Product finder">filter</a> by energy-efficiency in online stores) or have the best energy-conserving options accessible (such as energy-conserving options being available in the frequented local store). (An analogy would be nutritional labeling on food.) </p><p>A trial of estimated financial energy cost of <a href="/wiki/Refrigerator" title="Refrigerator">refrigerators</a> alongside <a href="/wiki/European_Union_energy_label" title="European Union energy label">EU energy-efficiency class (EEEC) labels</a> online found that the approach of labels involves a trade-off between <a href="/wiki/Homo_economicus" title="Homo economicus">financial considerations</a> and higher cost requirements in effort or time for the product-selection from the <a href="/wiki/Overchoice" title="Overchoice">many</a> available options which are often unlabelled and don't have any EEEC-requirement for being bought, used or sold within the EU. Moreover, in this one trial the labeling was ineffective in shifting purchases towards more sustainable options.<sup id="cite_ref-70" class="reference"><a href="#cite_note-70"><span class="cite-bracket">&#91;</span>70<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-71" class="reference"><a href="#cite_note-71"><span class="cite-bracket">&#91;</span>71<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading4"><h4 id="Energy_taxes">Energy taxes</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=30" title="Edit section: Energy taxes"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Some countries employ <a href="/wiki/Energy_tax" title="Energy tax">energy</a> or <a href="/wiki/Carbon_taxes" class="mw-redirect" title="Carbon taxes">carbon taxes</a> to motivate energy users to reduce their consumption. Carbon taxes can motivate consumption to shift to energy sources with fewer emissions of carbon dioxide, such as <a href="/wiki/Solar_power" title="Solar power">solar power</a>, <a href="/wiki/Wind_power" title="Wind power">wind power</a>, <a href="/wiki/Hydroelectricity" title="Hydroelectricity">hydroelectricity</a> or <a href="/wiki/Nuclear_power" title="Nuclear power">nuclear power</a> while avoiding cars with combustion engines, jet fuel, oil, fossil gas and coal. On the other hand, taxes on all energy consumption can reduce energy use across the board while reducing a broader array of environmental consequences arising from energy production. The state of California employs a tiered energy tax whereby every consumer receives a baseline energy allowance that carries a low tax. As for usage increases above that baseline, the tax increases drastically. Such programs aim to protect poorer households while creating a larger tax burden for high energy consumers.<sup id="cite_ref-72" class="reference"><a href="#cite_note-72"><span class="cite-bracket">&#91;</span>72<span class="cite-bracket">&#93;</span></a></sup> </p><p><a href="/wiki/Developing_country" title="Developing country">Developing countries</a> specifically are less likely to impose policy measures that slow carbon emissions as this would slow their <a href="/wiki/Economic_development" title="Economic development">economic development</a>. These growing countries may be more likely to support their own economic growth and support their citizens rather than decreasing their carbon emissions.<sup id="cite_ref-73" class="reference"><a href="#cite_note-73"><span class="cite-bracket">&#91;</span>73<span class="cite-bracket">&#93;</span></a></sup> </p><p>The following pros and cons of a carbon tax help one to see some of the potential effects of a carbon tax policy.<sup id="cite_ref-74" class="reference"><a href="#cite_note-74"><span class="cite-bracket">&#91;</span>74<span class="cite-bracket">&#93;</span></a></sup> </p><p>Pros of Carbon Tax include: </p> <ul><li>Making polluters pay the <a href="/wiki/Externality" title="Externality">external cost</a> of carbon emissions.</li> <li>Enables greater social efficiency as all citizens pay the full <a href="/wiki/Social_cost" title="Social cost">social cost</a>.</li> <li>Raises revenue which can, in turn, be spent on mitigating the effects of <a href="/wiki/Pollution" title="Pollution">pollution</a>.</li> <li>Encourages <a href="/wiki/Company" title="Company">firms</a> and <a href="/wiki/Consumer" title="Consumer">consumers</a> to search for <a href="/wiki/Renewable_energy" title="Renewable energy">non-carbon producing alternatives</a> (ex. solar power, wind power, hydroelectricity, or <a href="/wiki/Nuclear_power" title="Nuclear power">nuclear power</a>).</li> <li>Reduces environmental costs associated with excess carbon pollution.</li></ul> <p>Cons of Carbon Tax include: </p> <ul><li>Businesses claim higher taxes which can discourage investment and economic growth.</li> <li>A carbon tax may encourage <a href="/wiki/Tax_evasion" title="Tax evasion">tax evasion</a> as firms may pollute in secret to avoid a carbon tax.</li> <li>It may be difficult to measure external costs and how much the carbon tax should truly be.</li> <li>There are administration costs in measuring pollution and collecting the associated tax.</li> <li>Firms may move production to countries in which there is no carbon tax.</li></ul> <div class="mw-heading mw-heading3"><h3 id="Non-governmental_mechanisms">Non-governmental mechanisms</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=31" title="Edit section: Non-governmental mechanisms"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading4"><h4 id="Voluntary_energy_standards">Voluntary energy standards</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=32" title="Edit section: Voluntary energy standards"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Another aspect of promoting energy efficiency is using the <a href="/wiki/Leadership_in_Energy_and_Environmental_Design" class="mw-redirect" title="Leadership in Energy and Environmental Design">Leadership in Energy and Environmental Design</a> (LEED) voluntary building design standards. This program is supported by the US Green Building Council.<sup id="cite_ref-:0_75-0" class="reference"><a href="#cite_note-:0-75"><span class="cite-bracket">&#91;</span>75<span class="cite-bracket">&#93;</span></a></sup> The "Energy and Atmosphere" Prerequisite applies to energy issues, it focuses on energy performance, renewable energy, and other. See <a href="/wiki/Green_building" title="Green building">green building</a>. </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=33" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1184024115">.mw-parser-output .div-col{margin-top:0.3em;column-width:30em}.mw-parser-output .div-col-small{font-size:90%}.mw-parser-output .div-col-rules{column-rule:1px solid #aaa}.mw-parser-output .div-col dl,.mw-parser-output .div-col ol,.mw-parser-output .div-col ul{margin-top:0}.mw-parser-output .div-col li,.mw-parser-output .div-col dd{page-break-inside:avoid;break-inside:avoid-column}</style><div class="div-col" style="column-width: 25em;"> <ul><li><a href="/wiki/Annual_fuel_use_efficiency" class="mw-redirect" title="Annual fuel use efficiency">Annual fuel use efficiency</a></li> <li><a href="/wiki/Domestic_energy_consumption" title="Domestic energy consumption">Domestic energy consumption</a></li> <li><a href="/wiki/Climate_change_mitigation" title="Climate change mitigation">Climate change mitigation</a></li> <li><a href="/wiki/Efficient_energy_use" title="Efficient energy use">Efficient energy use</a></li> <li><a href="/wiki/Energy_conservation_law" class="mw-redirect" title="Energy conservation law">Energy conservation law</a></li> <li><a href="/wiki/Energy_crisis" title="Energy crisis">Energy crisis</a></li> <li><a href="/wiki/Energy_monitoring_and_targeting" title="Energy monitoring and targeting">Energy monitoring and targeting</a></li> <li><a href="/wiki/Energy_recovery" title="Energy recovery">Energy recovery</a></li> <li><a href="/wiki/Energy_recycling" title="Energy recycling">Energy recycling</a></li> <li><a href="/wiki/Energy_storage" title="Energy storage">Energy storage</a></li> <li><a href="/wiki/Green_computing" title="Green computing">Green computing</a></li> <li><a href="/wiki/High-temperature_insulation_wool" class="mw-redirect" title="High-temperature insulation wool">High-temperature insulation wool</a></li> <li><a href="/wiki/Induced_demand" title="Induced demand">Induced demand</a></li> <li><a href="/wiki/Jevons_paradox" title="Jevons paradox">Jevons paradox</a></li> <li><a href="/wiki/Khazzoom%E2%80%93Brookes_postulate" title="Khazzoom–Brookes postulate">Khazzoom–Brookes postulate</a></li> <li><a href="/wiki/List_of_energy_storage_projects" class="mw-redirect" title="List of energy storage projects">List of energy storage projects</a></li> <li><a href="/wiki/List_of_low-energy_building_techniques" title="List of low-energy building techniques">List of low-energy building techniques</a></li> <li><a href="/wiki/Low_Carbon_Communities" title="Low Carbon Communities">Low Carbon Communities</a></li> <li><a href="/wiki/Marine_fuel_management" title="Marine fuel management">Marine fuel management</a></li> <li><a href="/wiki/Minimum_energy_performance_standard" title="Minimum energy performance standard">Minimum energy performance standard</a></li> <li><a href="/wiki/One_Watt_Initiative" title="One Watt Initiative">One Watt Initiative</a></li> <li><a href="/wiki/Overconsumption" class="mw-redirect" title="Overconsumption">Overconsumption</a></li> <li><a href="/wiki/Passive_house" title="Passive house">Passive house</a></li> <li><a href="/wiki/Renewable_heat" title="Renewable heat">Renewable heat</a></li> <li><a href="/wiki/Smart_grid" title="Smart grid">Smart grid</a></li> <li><a href="/wiki/Superinsulation" title="Superinsulation">Superinsulation</a></li> <li><a href="/wiki/Thermal_efficiency" title="Thermal efficiency">Thermal efficiency</a></li> <li><a href="/wiki/Water_heat_recycling" title="Water heat recycling">Water heat recycling</a></li> <li><a href="/wiki/Window_film" title="Window film">Window film</a></li> <li><a href="/wiki/Zero-energy_building" title="Zero-energy building">Zero-energy building</a></li></ul> </div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=34" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-columns references-column-width" style="column-width: 30em;"> <ol class="references"> <li id="cite_note-Fakhar_118974-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-Fakhar_118974_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-6"><sup><i><b>g</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-7"><sup><i><b>h</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-8"><sup><i><b>i</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-9"><sup><i><b>j</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-10"><sup><i><b>k</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-11"><sup><i><b>l</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-12"><sup><i><b>m</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-13"><sup><i><b>n</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-14"><sup><i><b>o</b></i></sup></a> <a href="#cite_ref-Fakhar_118974_1-15"><sup><i><b>p</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) 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Retrieved <span class="nowrap">3 August</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Official+journal+of+the+European+Union&amp;rft.atitle=Directive+2012%2F27%2FEU+of+the+European+Parliament+and+of+the+Council+of+25+October+2012+on+energy+efficiency%2C+amending+Directives+2009%2F125%2FEC+and+2010%2F30%2FEU+and+repealing+Directives+2004%2F8%2FEC+and+2006%2F32%2FEC&amp;rft.volume=L+315&amp;rft.pages=%3Cspan+class%3D%22nowrap%22%3E1-%3C%2Fspan%3E56&amp;rft.date=2012-11-14&amp;rft_id=http%3A%2F%2Feur-lex.europa.eu%2Flegal-content%2FEN%2FTXT%2FPDF%2F%3Furi%3DCELEX%3A32012L0027%26from%3DEN&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-40"><span class="mw-cite-backlink"><b><a href="#cite_ref-40">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://www.ademe.fr/partenaires/odyssee/pdf/save2000.pdf">For an Energy-Efficient Millennium: SAVE 2000</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140817005356/http://www.ademe.fr/partenaires/odyssee/pdf/save2000.pdf">Archived</a> 17 August 2014 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>, Directorate-General for Energy</span> </li> <li id="cite_note-41"><span class="mw-cite-backlink"><b><a href="#cite_ref-41">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://archive.today/20120716211211/http://europa.eu/geninfo/atoz/en/index_1_en.htm">"EUROPA - Official website of the European Union - A-Z index"</a>. Archived from <a rel="nofollow" class="external text" href="http://europa.eu/geninfo/atoz/en/index_1_en.htm">the original</a> on 16 July 2012<span class="reference-accessdate">. Retrieved <span class="nowrap">7 August</span> 2019</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=EUROPA+-+Official+website+of+the+European+Union+-+A-Z+index&amp;rft_id=http%3A%2F%2Feuropa.eu%2Fgeninfo%2Fatoz%2Fen%2Findex_1_en.htm&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-:1-42"><span class="mw-cite-backlink">^ <a href="#cite_ref-:1_42-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-:1_42-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-:1_42-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-:1_42-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-:1_42-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-:1_42-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-:1_42-6"><sup><i><b>g</b></i></sup></a> <a href="#cite_ref-:1_42-7"><sup><i><b>h</b></i></sup></a> <a href="#cite_ref-:1_42-8"><sup><i><b>i</b></i></sup></a> <a href="#cite_ref-:1_42-9"><sup><i><b>j</b></i></sup></a> <a href="#cite_ref-:1_42-10"><sup><i><b>k</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFIwaroMwasha2010" class="citation journal cs1">Iwaro, Joseph; Mwasha, Abraham (1 December 2010). <a rel="nofollow" class="external text" href="https://www.sciencedirect.com/science/article/pii/S0301421510006427">"A review of building energy regulation and policy for energy conservation in developing countries"</a>. <i>Energy Policy</i>. Special Section: Carbon Reduction at Community Scale. <b>38</b> (12): <span class="nowrap">7744–</span>7755. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2010EnPol..38.7744I">2010EnPol..38.7744I</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.enpol.2010.08.027">10.1016/j.enpol.2010.08.027</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a>&#160;<a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0301-4215">0301-4215</a>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=Energy+Policy&amp;rft.atitle=A+review+of+building+energy+regulation+and+policy+for+energy+conservation+in+developing+countries&amp;rft.volume=38&amp;rft.issue=12&amp;rft.pages=%3Cspan+class%3D%22nowrap%22%3E7744-%3C%2Fspan%3E7755&amp;rft.date=2010-12-01&amp;rft.issn=0301-4215&amp;rft_id=info%3Adoi%2F10.1016%2Fj.enpol.2010.08.027&amp;rft_id=info%3Abibcode%2F2010EnPol..38.7744I&amp;rft.aulast=Iwaro&amp;rft.aufirst=Joseph&amp;rft.au=Mwasha%2C+Abraham&amp;rft_id=https%3A%2F%2Fwww.sciencedirect.com%2Fscience%2Farticle%2Fpii%2FS0301421510006427&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-43"><span class="mw-cite-backlink"><b><a href="#cite_ref-43">^</a></b></span> <span class="reference-text">Fraunhofer Institute for Systems and Innovation Research ISI (2019) Study on Energy Savings Scenarios 2050. See <a rel="nofollow" class="external free" href="https://www.isi.fraunhofer.de/content/dam/isi/dokumente/ccx/2019/Report_Energy-Savings-Scenarios-2050.pdf">https://www.isi.fraunhofer.de/content/dam/isi/dokumente/ccx/2019/Report_Energy-Savings-Scenarios-2050.pdf</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20200731000641/https://www.isi.fraunhofer.de/content/dam/isi/dokumente/ccx/2019/Report_Energy-Savings-Scenarios-2050.pdf">Archived</a> 31 July 2020 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a> with a summary in <a rel="nofollow" class="external free" href="https://www.isi.fraunhofer.de/content/dam/isi/dokumente/ccx/2019/Summary_Energy-Savings-Scenarios-2050.pdf">https://www.isi.fraunhofer.de/content/dam/isi/dokumente/ccx/2019/Summary_Energy-Savings-Scenarios-2050.pdf</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20200731005137/https://www.isi.fraunhofer.de/content/dam/isi/dokumente/ccx/2019/Summary_Energy-Savings-Scenarios-2050.pdf">Archived</a> 31 July 2020 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a></span> </li> <li id="cite_note-44"><span class="mw-cite-backlink"><b><a href="#cite_ref-44">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.energypartnership.cn/newsroom/energy-efficiency/">"China and Germany - Working for an Energy Efficient Future"</a>. <i>Energiepartnershcaft</i>. 25 September 2023<span class="reference-accessdate">. Retrieved <span class="nowrap">21 January</span> 2024</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=Energiepartnershcaft&amp;rft.atitle=China+and+Germany+-+Working+for+an+Energy+Efficient+Future&amp;rft.date=2023-09-25&amp;rft_id=https%3A%2F%2Fwww.energypartnership.cn%2Fnewsroom%2Fenergy-efficiency%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-45"><span class="mw-cite-backlink"><b><a href="#cite_ref-45">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1"><a rel="nofollow" class="external text" href="https://www.energypartnership.cn/fileadmin/user_upload/china/media_elements/Documents/200407_BMWi_Dossier_Energy_Efficiency_Strategy_2050.pdf"><i>Germany's Energy Efficiency Strategy 2050</i></a> <span class="cs1-format">(PDF)</span>. Federal Ministry for Economic Affairs and Energy. March 2020<span class="reference-accessdate">. Retrieved <span class="nowrap">21 January</span> 2024</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Germany%27s+Energy+Efficiency+Strategy+2050&amp;rft.pub=Federal+Ministry+for+Economic+Affairs+and+Energy&amp;rft.date=2020-03&amp;rft_id=https%3A%2F%2Fwww.energypartnership.cn%2Ffileadmin%2Fuser_upload%2Fchina%2Fmedia_elements%2FDocuments%2F200407_BMWi_Dossier_Energy_Efficiency_Strategy_2050.pdf&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-46"><span class="mw-cite-backlink"><b><a href="#cite_ref-46">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFفردا2019" class="citation news cs1">فردا, رادیو (24 November 2019). <a rel="nofollow" class="external text" href="https://www.radiofarda.com/a/khamenei-gas-price/30288484.html">"خامنه‌ای نمایندگان مجلس را از مخالفت با افزایش قیمت بنزین بر حذر داشت"</a>. <i>رادیو فردا</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20200404131012/https://www.radiofarda.com/a/khamenei-gas-price/30288484.html">Archived</a> from the original on 4 April 2020<span class="reference-accessdate">. Retrieved <span class="nowrap">12 December</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=article&amp;rft.jtitle=%D8%B1%D8%A7%D8%AF%DB%8C%D9%88+%D9%81%D8%B1%D8%AF%D8%A7&amp;rft.atitle=%D8%AE%D8%A7%D9%85%D9%86%D9%87%E2%80%8C%D8%A7%DB%8C+%D9%86%D9%85%D8%A7%DB%8C%D9%86%D8%AF%DA%AF%D8%A7%D9%86+%D9%85%D8%AC%D9%84%D8%B3+%D8%B1%D8%A7+%D8%A7%D8%B2+%D9%85%D8%AE%D8%A7%D9%84%D9%81%D8%AA+%D8%A8%D8%A7+%D8%A7%D9%81%D8%B2%D8%A7%DB%8C%D8%B4+%D9%82%DB%8C%D9%85%D8%AA+%D8%A8%D9%86%D8%B2%DB%8C%D9%86+%D8%A8%D8%B1+%D8%AD%D8%B0%D8%B1+%D8%AF%D8%A7%D8%B4%D8%AA&amp;rft.date=2019-11-24&amp;rft.aulast=%D9%81%D8%B1%D8%AF%D8%A7&amp;rft.aufirst=%D8%B1%D8%A7%D8%AF%DB%8C%D9%88&amp;rft_id=https%3A%2F%2Fwww.radiofarda.com%2Fa%2Fkhamenei-gas-price%2F30288484.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-47"><span class="mw-cite-backlink"><b><a href="#cite_ref-47">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.hamshahrionline.ir/news/463275/%D9%81%DB%8C%D9%84%D9%85-%D8%A7%D9%86%D8%AA%D9%82%D8%A7%D8%AF-%D8%B1%D9%87%D8%A8%D8%B1-%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8-%D8%A8%D9%87-%D9%85%D8%B5%D8%B1%D9%81-%D8%A8%D8%A7%D9%84%D8%A7%DB%8C-%D8%A8%D9%86%D8%B2%DB%8C%D9%86-%D8%AF%D8%B1-%DA%A9%D8%B4%D9%88%D8%B1">"فیلم &#124; انتقاد رهبر انقلاب به مصرف بالای بنزین در کشور"</a>. 14 November 2019. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20191115191307/https://www.hamshahrionline.ir/news/463275/%D9%81%DB%8C%D9%84%D9%85-%D8%A7%D9%86%D8%AA%D9%82%D8%A7%D8%AF-%D8%B1%D9%87%D8%A8%D8%B1-%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8-%D8%A8%D9%87-%D9%85%D8%B5%D8%B1%D9%81-%D8%A8%D8%A7%D9%84%D8%A7%DB%8C-%D8%A8%D9%86%D8%B2%DB%8C%D9%86-%D8%AF%D8%B1-%DA%A9%D8%B4%D9%88%D8%B1">Archived</a> from the original on 15 November 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">12 December</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=%D9%81%DB%8C%D9%84%D9%85+%26%23124%3B+%D8%A7%D9%86%D8%AA%D9%82%D8%A7%D8%AF+%D8%B1%D9%87%D8%A8%D8%B1+%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8+%D8%A8%D9%87+%D9%85%D8%B5%D8%B1%D9%81+%D8%A8%D8%A7%D9%84%D8%A7%DB%8C+%D8%A8%D9%86%D8%B2%DB%8C%D9%86+%D8%AF%D8%B1+%DA%A9%D8%B4%D9%88%D8%B1&amp;rft.date=2019-11-14&amp;rft_id=https%3A%2F%2Fwww.hamshahrionline.ir%2Fnews%2F463275%2F%25D9%2581%25DB%258C%25D9%2584%25D9%2585-%25D8%25A7%25D9%2586%25D8%25AA%25D9%2582%25D8%25A7%25D8%25AF-%25D8%25B1%25D9%2587%25D8%25A8%25D8%25B1-%25D8%25A7%25D9%2586%25D9%2582%25D9%2584%25D8%25A7%25D8%25A8-%25D8%25A8%25D9%2587-%25D9%2585%25D8%25B5%25D8%25B1%25D9%2581-%25D8%25A8%25D8%25A7%25D9%2584%25D8%25A7%25DB%258C-%25D8%25A8%25D9%2586%25D8%25B2%25DB%258C%25D9%2586-%25D8%25AF%25D8%25B1-%25DA%25A9%25D8%25B4%25D9%2588%25D8%25B1&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-48"><span class="mw-cite-backlink"><b><a href="#cite_ref-48">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.khabaronline.ir/news/1321930/%D8%B3%D8%AE%D9%86%D8%A7%D9%86-%D9%85%D9%87%D9%85-%D8%B1%D9%87%D8%A8%D8%B1-%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8-%D9%85%D8%AF%DB%8C%D8%B1%DB%8C%D8%AA-%D9%85%D8%B5%D8%B1%D9%81-%D8%B3%D9%88%D8%AE%D8%AA-%D8%A8%D8%A7%DB%8C%D8%AF-%D8%A7%D8%AC%D8%B1%D8%A7-%D8%B4%D9%88%D8%AF">"سخنان مهم رهبر انقلاب: مدیریت مصرف سوخت باید اجرا شود"</a>. 17 November 2019. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20191118231051/https://www.khabaronline.ir/news/1321930/%D8%B3%D8%AE%D9%86%D8%A7%D9%86-%D9%85%D9%87%D9%85-%D8%B1%D9%87%D8%A8%D8%B1-%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8-%D9%85%D8%AF%DB%8C%D8%B1%DB%8C%D8%AA-%D9%85%D8%B5%D8%B1%D9%81-%D8%B3%D9%88%D8%AE%D8%AA-%D8%A8%D8%A7%DB%8C%D8%AF-%D8%A7%D8%AC%D8%B1%D8%A7-%D8%B4%D9%88%D8%AF">Archived</a> from the original on 18 November 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">12 December</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=%D8%B3%D8%AE%D9%86%D8%A7%D9%86+%D9%85%D9%87%D9%85+%D8%B1%D9%87%D8%A8%D8%B1+%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8%3A+%D9%85%D8%AF%DB%8C%D8%B1%DB%8C%D8%AA+%D9%85%D8%B5%D8%B1%D9%81+%D8%B3%D9%88%D8%AE%D8%AA+%D8%A8%D8%A7%DB%8C%D8%AF+%D8%A7%D8%AC%D8%B1%D8%A7+%D8%B4%D9%88%D8%AF&amp;rft.date=2019-11-17&amp;rft_id=https%3A%2F%2Fwww.khabaronline.ir%2Fnews%2F1321930%2F%25D8%25B3%25D8%25AE%25D9%2586%25D8%25A7%25D9%2586-%25D9%2585%25D9%2587%25D9%2585-%25D8%25B1%25D9%2587%25D8%25A8%25D8%25B1-%25D8%25A7%25D9%2586%25D9%2582%25D9%2584%25D8%25A7%25D8%25A8-%25D9%2585%25D8%25AF%25DB%258C%25D8%25B1%25DB%258C%25D8%25AA-%25D9%2585%25D8%25B5%25D8%25B1%25D9%2581-%25D8%25B3%25D9%2588%25D8%25AE%25D8%25AA-%25D8%25A8%25D8%25A7%25DB%258C%25D8%25AF-%25D8%25A7%25D8%25AC%25D8%25B1%25D8%25A7-%25D8%25B4%25D9%2588%25D8%25AF&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-49"><span class="mw-cite-backlink"><b><a href="#cite_ref-49">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://donya-e-eqtesad.com/%D8%A8%D8%AE%D8%B4-%D8%B3%D8%A7%DB%8C%D8%AA-%D8%AE%D9%88%D8%A7%D9%86-62/3594024-%D9%81%DB%8C%D9%84%D9%85-%D8%A7%D9%86%D8%AA%D9%82%D8%A7%D8%AF-%D8%B1%D9%87%D8%A8%D8%B1-%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8-%D9%86%D8%B3%D8%A8%D8%AA-%D8%A8%D9%87-%D9%85%D8%B5%D8%B1%D9%81-%D8%A8%D8%A7%D9%84%D8%A7%DB%8C-%D8%A8%D9%86%D8%B2%DB%8C%D9%86-%D8%AF%D8%B1-%DA%A9%D8%B4%D9%88%D8%B1">"فیلم &#124; انتقاد رهبر انقلاب نسبت به مصرف بالای بنزین در کشور"</a>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20210503081613/https://donya-e-eqtesad.com/%D8%A8%D8%AE%D8%B4-%D8%B3%D8%A7%DB%8C%D8%AA-%D8%AE%D9%88%D8%A7%D9%86-62/3594024-%D9%81%DB%8C%D9%84%D9%85-%D8%A7%D9%86%D8%AA%D9%82%D8%A7%D8%AF-%D8%B1%D9%87%D8%A8%D8%B1-%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8-%D9%86%D8%B3%D8%A8%D8%AA-%D8%A8%D9%87-%D9%85%D8%B5%D8%B1%D9%81-%D8%A8%D8%A7%D9%84%D8%A7%DB%8C-%D8%A8%D9%86%D8%B2%DB%8C%D9%86-%D8%AF%D8%B1-%DA%A9%D8%B4%D9%88%D8%B1">Archived</a> from the original on 3 May 2021<span class="reference-accessdate">. Retrieved <span class="nowrap">12 December</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=%D9%81%DB%8C%D9%84%D9%85+%26%23124%3B+%D8%A7%D9%86%D8%AA%D9%82%D8%A7%D8%AF+%D8%B1%D9%87%D8%A8%D8%B1+%D8%A7%D9%86%D9%82%D9%84%D8%A7%D8%A8+%D9%86%D8%B3%D8%A8%D8%AA+%D8%A8%D9%87+%D9%85%D8%B5%D8%B1%D9%81+%D8%A8%D8%A7%D9%84%D8%A7%DB%8C+%D8%A8%D9%86%D8%B2%DB%8C%D9%86+%D8%AF%D8%B1+%DA%A9%D8%B4%D9%88%D8%B1&amp;rft_id=https%3A%2F%2Fdonya-e-eqtesad.com%2F%25D8%25A8%25D8%25AE%25D8%25B4-%25D8%25B3%25D8%25A7%25DB%258C%25D8%25AA-%25D8%25AE%25D9%2588%25D8%25A7%25D9%2586-62%2F3594024-%25D9%2581%25DB%258C%25D9%2584%25D9%2585-%25D8%25A7%25D9%2586%25D8%25AA%25D9%2582%25D8%25A7%25D8%25AF-%25D8%25B1%25D9%2587%25D8%25A8%25D8%25B1-%25D8%25A7%25D9%2586%25D9%2582%25D9%2584%25D8%25A7%25D8%25A8-%25D9%2586%25D8%25B3%25D8%25A8%25D8%25AA-%25D8%25A8%25D9%2587-%25D9%2585%25D8%25B5%25D8%25B1%25D9%2581-%25D8%25A8%25D8%25A7%25D9%2584%25D8%25A7%25DB%258C-%25D8%25A8%25D9%2586%25D8%25B2%25DB%258C%25D9%2586-%25D8%25AF%25D8%25B1-%25DA%25A9%25D8%25B4%25D9%2588%25D8%25B1&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-50"><span class="mw-cite-backlink"><b><a href="#cite_ref-50">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.asiaeec-col.eccj.or.jp/">"Home"</a>. <i>ECCJ / Asia Energy Efficiency and Conservation Collaboration Center</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20210127201447/https://www.asiaeec-col.eccj.or.jp/">Archived</a> from the original on 27 January 2021<span class="reference-accessdate">. Retrieved <span class="nowrap">30 December</span> 2020</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=ECCJ+%2F+Asia+Energy+Efficiency+and+Conservation+Collaboration+Center&amp;rft.atitle=Home&amp;rft_id=https%3A%2F%2Fwww.asiaeec-col.eccj.or.jp%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-51"><span class="mw-cite-backlink"><b><a href="#cite_ref-51">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20150724162202/http://www.climatepolicy.jp/thesis/pdf/09035dp.pdf">"ウォーターサーバーの導入前にコスパを比較 &#124; ウォーターサーバー選びを妥協したくない"</a> <span class="cs1-format">(PDF)</span>. Archived from <a rel="nofollow" class="external text" href="http://www.climatepolicy.jp/">the original</a> on 24 July 2015.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=%E3%82%A6%E3%82%A9%E3%83%BC%E3%82%BF%E3%83%BC%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E3%81%AE%E5%B0%8E%E5%85%A5%E5%89%8D%E3%81%AB%E3%82%B3%E3%82%B9%E3%83%91%E3%82%92%E6%AF%94%E8%BC%83+%26%23124%3B+%E3%82%A6%E3%82%A9%E3%83%BC%E3%82%BF%E3%83%BC%E3%82%B5%E3%83%BC%E3%83%90%E3%83%BC%E9%81%B8%E3%81%B3%E3%82%92%E5%A6%A5%E5%8D%94%E3%81%97%E3%81%9F%E3%81%8F%E3%81%AA%E3%81%84&amp;rft_id=http%3A%2F%2Fwww.climatepolicy.jp%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-:3-52"><span class="mw-cite-backlink">^ <a href="#cite_ref-:3_52-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-:3_52-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-:3_52-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-:3_52-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-:3_52-4"><sup><i><b>e</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFKrane2010" class="citation web cs1">Krane, Jim (February 2010). <a rel="nofollow" class="external text" href="https://www.mesia.com/wp-content/uploads/2017/09/DSG-GCC-energy-conservation-options.pdf">"Energy Conservation Options for GCC Governments"</a> <span class="cs1-format">(PDF)</span>. <i>Dubai School of Government Policy Brief</i>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=Dubai+School+of+Government+Policy+Brief&amp;rft.atitle=Energy+Conservation+Options+for+GCC+Governments&amp;rft.date=2010-02&amp;rft.aulast=Krane&amp;rft.aufirst=Jim&amp;rft_id=https%3A%2F%2Fwww.mesia.com%2Fwp-content%2Fuploads%2F2017%2F09%2FDSG-GCC-energy-conservation-options.pdf&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-53"><span class="mw-cite-backlink"><b><a href="#cite_ref-53">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20140106234740/http://wecs-neep.gov.np/">"Nepal Energy Efficiency Programme"</a>. 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Retrieved <span class="nowrap">6 December</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Nepal+Energy+Efficiency+Programme&amp;rft.pub=Water+and+Energy+Commission+Secretariat+%28WECS%29&amp;rft.date=2011&amp;rft_id=http%3A%2F%2Fwecs-neep.gov.np%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-54"><span class="mw-cite-backlink"><b><a href="#cite_ref-54">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://eec-fncci.org/content-introduction">"Introduction"</a>. Energy Efficiency Centre. 2013. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140120000331/http://eec-fncci.org/content-introduction">Archived</a> from the original on 20 January 2014<span class="reference-accessdate">. Retrieved <span class="nowrap">30 December</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Introduction&amp;rft.pub=Energy+Efficiency+Centre&amp;rft.date=2013&amp;rft_id=http%3A%2F%2Feec-fncci.org%2Fcontent-introduction&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-55"><span class="mw-cite-backlink"><b><a href="#cite_ref-55">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20140106234422/http://wecs-neep.gov.np/uploads/dcci_baseline_p_1343801352.pdf">"Baseline Study of Selected Sector Industries to assess The Potentials for more Efficient use of Energy in Nepal"</a> <span class="cs1-format">(PDF)</span>. Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ). 2016. Archived from <a rel="nofollow" class="external text" href="http://wecs-neep.gov.np/uploads/dcci_baseline_p_1343801352.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 6 January 2014<span class="reference-accessdate">. Retrieved <span class="nowrap">2 January</span> 2014</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=Baseline+Study+of+Selected+Sector+Industries+to+assess+The+Potentials+for+more+Efficient+use+of+Energy+in+Nepal&amp;rft.pub=Deutsche+Gesellschaft+f%C3%BCr+Internationale+Zusammenarbeit+%28GIZ%29&amp;rft.date=2016&amp;rft_id=http%3A%2F%2Fwecs-neep.gov.np%2Fuploads%2Fdcci_baseline_p_1343801352.pdf&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-56"><span class="mw-cite-backlink"><b><a href="#cite_ref-56">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.slideshare.net/eecfncci/result-of-baseline-study-of-selected-sector-industries-to-assess-the-potentials-for-more-efficient-use-of-energy-in-nepal">"Baseline Study of Selected Sector Industries to assess The Potentials for more Efficient use of Energy in Nepal"</a>. Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ). 2012. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140107034214/http://www.slideshare.net/eecfncci/result-of-baseline-study-of-selected-sector-industries-to-assess-the-potentials-for-more-efficient-use-of-energy-in-nepal">Archived</a> from the original on 7 January 2014<span class="reference-accessdate">. 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Kantipur Newspaper. 2014. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20140408222811/http://www.ekantipur.com/2014/02/25/business/agri-tourism-energy-in-focus-at-nepal-economic-summit/385852.html">Archived</a> from the original on 8 April 2014<span class="reference-accessdate">. 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Lincoln and London: University of Nebraska Press. pp.&#160;<span class="nowrap">179–</span>182. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20200404222519/http://greenillusions.org/">Archived</a> from the original on 4 April 2020<span class="reference-accessdate">. Retrieved <span class="nowrap">12 December</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Green+Illusions&amp;rft.place=Lincoln+and+London&amp;rft.pages=%3Cspan+class%3D%22nowrap%22%3E179-%3C%2Fspan%3E182&amp;rft.pub=University+of+Nebraska+Press&amp;rft.date=2012&amp;rft.aulast=Zehner&amp;rft.aufirst=Ozzie&amp;rft_id=http%3A%2F%2Fgreenillusions.org&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-73"><span class="mw-cite-backlink"><b><a href="#cite_ref-73">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://earth.org/carbon-tax-a-shared-global-responsibility-for-carbon-emissions/">"Carbon Tax: A Shared Global Responsibility For Carbon Emissions"</a>. <i>Earth.Org - Past | Present | Future</i>. 24 January 2020. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20210127004934/https://earth.org/carbon-tax-a-shared-global-responsibility-for-carbon-emissions/">Archived</a> from the original on 27 January 2021<span class="reference-accessdate">. Retrieved <span class="nowrap">29 January</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=Earth.Org+-+Past+%7C+Present+%7C+Future&amp;rft.atitle=Carbon+Tax%3A+A+Shared+Global+Responsibility+For+Carbon+Emissions&amp;rft.date=2020-01-24&amp;rft_id=https%3A%2F%2Fearth.org%2Fcarbon-tax-a-shared-global-responsibility-for-carbon-emissions%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-74"><span class="mw-cite-backlink"><b><a href="#cite_ref-74">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFPettinger" class="citation web cs1">Pettinger, Tejvan. <a rel="nofollow" class="external text" href="https://www.economicshelp.org/blog/2207/economics/carbon-tax-pros-and-cons/">"Carbon Tax - Pros and Cons"</a>. <i>Economics Help</i>. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20210121112010/https://www.economicshelp.org/blog/2207/economics/carbon-tax-pros-and-cons/">Archived</a> from the original on 21 January 2021<span class="reference-accessdate">. Retrieved <span class="nowrap">29 January</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=Economics+Help&amp;rft.atitle=Carbon+Tax+-+Pros+and+Cons&amp;rft.aulast=Pettinger&amp;rft.aufirst=Tejvan&amp;rft_id=https%3A%2F%2Fwww.economicshelp.org%2Fblog%2F2207%2Feconomics%2Fcarbon-tax-pros-and-cons%2F&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> <li id="cite_note-:0-75"><span class="mw-cite-backlink"><b><a href="#cite_ref-:0_75-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.renewableenergyworld.com/ugc/blogs/2015/04/a-guide-for-effective-energy-saving.html">"A guide for effective energy saving"</a>. <i>Renewable Energy World</i>. 9 April 2015. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160611144103/http://www.renewableenergyworld.com/ugc/blogs/2015/04/a-guide-for-effective-energy-saving.html">Archived</a> from the original on 11 June 2016<span class="reference-accessdate">. Retrieved <span class="nowrap">14 June</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.genre=unknown&amp;rft.jtitle=Renewable+Energy+World&amp;rft.atitle=A+guide+for+effective+energy+saving&amp;rft.date=2015-04-09&amp;rft_id=http%3A%2F%2Fwww.renewableenergyworld.com%2Fugc%2Fblogs%2F2015%2F04%2Fa-guide-for-effective-energy-saving.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=35" title="Edit section: Further reading"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>GA Mansoori, N Enayati, LB Agyarko (2016), <a rel="nofollow" class="external text" href="http://www.worldscientific.com/worldscibooks/10.1142/9699">Energy: Sources, Utilization, Legislation, Sustainability, Illinois as Model State</a>, World Sci. Pub. Co., <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a>&#160;<a href="/wiki/Special:BookSources/978-981-4704-00-7" title="Special:BookSources/978-981-4704-00-7">978-981-4704-00-7</a></li> <li>Alexeew, Johannes; Carolin Anders and Hina Zia (2015): <a rel="nofollow" class="external text" href="http://www.adelphi.de/en/publications/dok/43509.php?pid=1971">Energy-efficient buildings – a business case for India? An analysis of incremental costs for four building projects of the Energy-Efficient Homes Programme</a>. Berlin/New Delhi: Adelphi/TERI</li> <li>Gary Steffy, <i>Architectural Lighting Design</i>, John Wiley and Sons (2001) <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a>&#160;<a href="/wiki/Special:BookSources/0-471-38638-3" title="Special:BookSources/0-471-38638-3">0-471-38638-3</a></li> <li>Lumina Technologies, <i>Analysis of energy consumption in a San Francisco Bay Area research office complex</i>, for the (confidential) owner, Santa Rosa, Ca. 17 May 1996</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRobb2007" class="citation web cs1">Robb, Drew (2 June 2007). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20081225225228/http://www.gcn.com/print/26_13/44402-1.html">"GSA paves way for IT-based buildings – Government Computer News"</a>. Gcn.com. Archived from <a rel="nofollow" class="external text" href="http://www.gcn.com/print/26_13/44402-1.html">the original</a> on 25 December 2008<span class="reference-accessdate">. Retrieved <span class="nowrap">29 July</span> 2010</span>.</cite><span title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=unknown&amp;rft.btitle=GSA+paves+way+for+IT-based+buildings+%E2%80%93+Government+Computer+News&amp;rft.pub=Gcn.com&amp;rft.date=2007-06-02&amp;rft.aulast=Robb&amp;rft.aufirst=Drew&amp;rft_id=http%3A%2F%2Fwww.gcn.com%2Fprint%2F26_13%2F44402-1.html&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AEnergy+conservation" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energy_conservation&amp;action=edit&amp;section=36" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Wikibooks-logo-en-noslogan.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/Wikibooks-logo-en-noslogan.svg/40px-Wikibooks-logo-en-noslogan.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/df/Wikibooks-logo-en-noslogan.svg/60px-Wikibooks-logo-en-noslogan.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/df/Wikibooks-logo-en-noslogan.svg/80px-Wikibooks-logo-en-noslogan.svg.png 2x" data-file-width="400" data-file-height="400" /></a></span></div> <div class="side-box-text plainlist">Wikibooks has a book on the topic of: <i><b><a href="https://en.wikibooks.org/wiki/How_to_reduce_home_energy_usage" class="extiw" title="wikibooks:How to reduce home energy usage">How to reduce home energy usage</a></b></i></div></div> </div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1235681985"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1237033735"><div class="side-box side-box-right plainlinks sistersitebox"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Commons-logo.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Energy_conservation" class="extiw" title="commons:Category:Energy conservation">Energy conservation</a></span>.</div></div> </div> <ul><li><a rel="nofollow" class="external text" href="http://www.bigee.net/">bigEE – Your guide to energy efficiency in buildings</a></li> <li><a rel="nofollow" class="external text" href="http://www.energysavingtrust.org.uk/">Energy saving advice and grants for UK consumers</a></li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20120901074900/http://www.energysavers.gov/">Energy efficiency and renewable energy</a> at the <a href="/wiki/U.S._Department_of_Energy" class="mw-redirect" title="U.S. Department of Energy">U.S. Department of Energy</a></li> <li><a rel="nofollow" class="external text" href="https://www.energystar.gov/index.cfm?c=business.bus_index">EnergyStar</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20130628135413/http://www.energystar.gov/index.cfm?c=business.bus_index">Archived</a> 28 June 2013 at the <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a> – for commercial buildings and plants</li> <li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20120425090738/http://www.atlantic-times.com/archive_detail.php?recordID=1075">Ulrich Hottelet: Want to Save the Earth? Pick a Clothesline</a>, Atlantic Times, November 2007</li> <li><a rel="nofollow" class="external text" href="http://www.adb.org/features/12-things-know-2012-energy-efficiency">Energy Efficiency in Asia and the Pacific</a> Asian Development Bank</li> <li><a rel="nofollow" class="external text" href="https://www.earthwool.com.au/energy-saving-tips">Energy Saving Tips</a> Save up to $100 on power bills per year by switching off any unused appliances.</li></ul> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output 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colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Energy_footer" title="Template:Energy footer"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Energy_footer" title="Template talk:Energy footer"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Energy_footer" title="Special:EditPage/Template:Energy footer"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Energy707" style="font-size:114%;margin:0 4em"><a href="/wiki/Energy" title="Energy">Energy</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><a href="/wiki/History_of_energy" title="History of energy">History</a></li> <li><a href="/wiki/Index_of_energy_articles" title="Index of energy articles">Index</a></li> <li><a href="/wiki/Outline_of_energy" title="Outline of energy">Outline</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Fundamental <br />concepts</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Conservation_of_energy" title="Conservation of energy">Conservation of energy</a></li> <li><a href="/wiki/Thermodynamics" title="Thermodynamics">Energetics</a></li> <li><a href="/wiki/Energy" title="Energy">Energy</a> <ul><li><a href="/wiki/Units_of_energy" title="Units of energy">Units</a></li></ul></li> <li><a href="/wiki/Energy_condition" title="Energy condition">Energy condition</a></li> <li><a href="/wiki/Energy_level" title="Energy level">Energy level</a></li> <li><a href="/wiki/Energy_system" title="Energy system">Energy system</a></li> <li><a href="/wiki/Energy_transformation" title="Energy transformation">Energy transformation</a></li> <li><a href="/wiki/Energy_transition" title="Energy transition">Energy transition</a></li> <li><a href="/wiki/Mass" title="Mass">Mass</a> <ul><li><a href="/wiki/Negative_mass" title="Negative mass">Negative mass</a></li> <li><a href="/wiki/Mass%E2%80%93energy_equivalence" title="Mass–energy equivalence">Mass–energy equivalence</a></li></ul></li> <li><a href="/wiki/Power_(physics)" title="Power (physics)">Power</a></li> <li><a href="/wiki/Thermodynamics" title="Thermodynamics">Thermodynamics</a> <ul><li><a href="/wiki/Enthalpy" title="Enthalpy">Enthalpy</a></li> <li><a href="/wiki/Entropic_force" title="Entropic force">Entropic force</a></li> <li><a href="/wiki/Entropy" title="Entropy">Entropy</a></li> <li><a href="/wiki/Exergy" title="Exergy">Exergy</a></li> <li><a href="/wiki/Free_entropy" title="Free entropy">Free entropy</a></li> <li><a href="/wiki/Heat_capacity" title="Heat capacity">Heat capacity</a></li> <li><a href="/wiki/Heat_transfer" title="Heat transfer">Heat transfer</a></li> <li><a href="/wiki/Irreversible_process" title="Irreversible process">Irreversible process</a></li> <li><a href="/wiki/Isolated_system" title="Isolated system">Isolated system</a></li> <li><a href="/wiki/Laws_of_thermodynamics" title="Laws of thermodynamics">Laws of thermodynamics</a></li> <li><a href="/wiki/Negentropy" title="Negentropy">Negentropy</a></li> <li><a href="/wiki/Quantum_thermodynamics" title="Quantum thermodynamics">Quantum thermodynamics</a></li> <li><a href="/wiki/Thermal_equilibrium" title="Thermal equilibrium">Thermal equilibrium</a></li> <li><a href="/wiki/Thermal_reservoir" title="Thermal reservoir">Thermal reservoir</a></li> <li><a href="/wiki/Thermodynamic_equilibrium" title="Thermodynamic equilibrium">Thermodynamic equilibrium</a></li> <li><a href="/wiki/Thermodynamic_free_energy" title="Thermodynamic free energy">Thermodynamic free energy</a></li> <li><a href="/wiki/Thermodynamic_potential" title="Thermodynamic potential">Thermodynamic potential</a></li> <li><a href="/wiki/Thermodynamic_state" title="Thermodynamic state">Thermodynamic state</a></li> <li><a href="/wiki/Thermodynamic_system" title="Thermodynamic system">Thermodynamic system</a></li> <li><a href="/wiki/Thermodynamic_temperature" title="Thermodynamic temperature">Thermodynamic temperature</a></li> <li><a href="/wiki/Volume_(thermodynamics)" title="Volume (thermodynamics)">Volume (thermodynamics)</a></li> <li><a href="/wiki/Work_(physics)" title="Work (physics)">Work</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Types</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Binding_energy" title="Binding energy">Binding</a> <ul><li><a href="/wiki/Nuclear_binding_energy" title="Nuclear binding energy">Nuclear</a></li></ul></li> <li><a href="/wiki/Chemical_energy" title="Chemical energy">Chemical</a></li> <li><a href="/wiki/Dark_energy" title="Dark energy">Dark</a></li> <li><a href="/wiki/Elastic_energy" title="Elastic energy">Elastic</a></li> <li><a href="/wiki/Electric_potential_energy" title="Electric potential energy">Electric potential energy</a></li> <li><a href="/wiki/Electrical_energy" title="Electrical energy">Electrical</a></li> <li><a href="/wiki/Gravitational_energy" title="Gravitational energy">Gravitational</a> <ul><li><a href="/wiki/Gravitational_binding_energy" title="Gravitational binding energy">Binding</a></li></ul></li> <li><a href="/wiki/Interatomic_potential" title="Interatomic potential">Interatomic potential</a></li> <li><a href="/wiki/Internal_energy" title="Internal energy">Internal</a></li> <li><a href="/wiki/Ionization_energy" title="Ionization energy">Ionization</a></li> <li><a href="/wiki/Kinetic_energy" title="Kinetic energy">Kinetic</a></li> <li><a href="/wiki/Magnetic_energy" title="Magnetic energy">Magnetic</a></li> <li><a href="/wiki/Mechanical_energy" title="Mechanical energy">Mechanical</a></li> <li><a href="/wiki/Negative_energy" title="Negative energy">Negative</a></li> <li><a href="/wiki/Phantom_energy" title="Phantom energy">Phantom</a></li> <li><a href="/wiki/Potential_energy" title="Potential energy">Potential</a></li> <li><a href="/wiki/Quantum_chromodynamics_binding_energy" title="Quantum chromodynamics binding energy">Quantum chromodynamics binding energy</a></li> <li><a href="/wiki/Quantum_fluctuation" title="Quantum fluctuation">Quantum fluctuation</a></li> <li><a href="/wiki/Quantum_potential" title="Quantum potential">Quantum potential</a></li> <li><a href="/wiki/Quintessence_(physics)" title="Quintessence (physics)">Quintessence</a></li> <li><a href="/wiki/Radiant_energy" title="Radiant energy">Radiant</a></li> <li><a href="/wiki/Rest_energy" class="mw-redirect" title="Rest energy">Rest</a></li> <li><a href="/wiki/Sound_energy" title="Sound energy">Sound</a></li> <li><a href="/wiki/Surface_energy" title="Surface energy">Surface</a></li> <li><a href="/wiki/Thermal_energy" title="Thermal energy">Thermal</a></li> <li><a href="/wiki/Vacuum_energy" title="Vacuum energy">Vacuum</a></li> <li><a href="/wiki/Zero-point_energy" title="Zero-point energy">Zero-point</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Energy_carrier" title="Energy carrier">Energy carriers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Electric_battery" title="Electric battery">Battery</a></li> <li><a href="/wiki/Capacitor" title="Capacitor">Capacitor</a></li> <li><a href="/wiki/Electricity" title="Electricity">Electricity</a></li> <li><a href="/wiki/Enthalpy" title="Enthalpy">Enthalpy</a></li> <li><a href="/wiki/Fuel" title="Fuel">Fuel</a> <ul><li><a href="/wiki/Fossil_fuel" title="Fossil fuel">Fossil</a></li> <li><a href="/wiki/Fuel_oil" title="Fuel oil">Oil</a></li></ul></li> <li><a href="/wiki/Heat" title="Heat">Heat</a> <ul><li><a href="/wiki/Latent_heat" title="Latent heat">Latent heat</a></li></ul></li> <li><a href="/wiki/Hydrogen" title="Hydrogen">Hydrogen</a> <ul><li><a href="/wiki/Hydrogen_fuel" class="mw-redirect" title="Hydrogen fuel">Hydrogen fuel</a></li></ul></li> <li><a href="/wiki/Mechanical_wave" title="Mechanical wave">Mechanical wave</a></li> <li><a href="/wiki/Radiation" title="Radiation">Radiation</a></li> <li><a href="/wiki/Sound_wave" class="mw-redirect" title="Sound wave">Sound wave</a></li> <li><a href="/wiki/Work_(physics)" title="Work (physics)">Work</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Primary_energy" title="Primary energy">Primary energy</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bioenergy" title="Bioenergy">Bioenergy</a></li> <li><a href="/wiki/Fossil_fuel" title="Fossil fuel">Fossil fuel</a> <ul><li><a href="/wiki/Coal" title="Coal">Coal</a></li> <li><a href="/wiki/Natural_gas" title="Natural gas">Natural gas</a></li> <li><a href="/wiki/Petroleum" title="Petroleum">Petroleum</a></li></ul></li> <li><a href="/wiki/Geothermal_energy" title="Geothermal energy">Geothermal</a></li> <li><a href="/wiki/Gravitational_energy" title="Gravitational energy">Gravitational</a></li> <li><a href="/wiki/Hydropower" title="Hydropower">Hydropower</a></li> <li><a href="/wiki/Marine_energy" title="Marine energy">Marine</a></li> <li><a href="/wiki/Nuclear_fuel" title="Nuclear fuel">Nuclear fuel</a> <ul><li><a href="/wiki/Natural_uranium" title="Natural uranium">Natural uranium</a></li></ul></li> <li><a href="/wiki/Radiant_energy" title="Radiant energy">Radiant</a></li> <li><a href="/wiki/Solar_energy" title="Solar energy">Solar</a></li> <li><a href="/wiki/Wind_power" title="Wind power">Wind</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Energy_system" title="Energy system">Energy system</a><br />components</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biomass" title="Biomass">Biomass</a></li> <li><a href="/wiki/Electric_power" title="Electric power">Electric power</a></li> <li><a href="/wiki/Electricity_delivery" title="Electricity delivery">Electricity delivery</a></li> <li><a href="/wiki/Energy_engineering" title="Energy engineering">Energy engineering</a></li> <li><a href="/wiki/Fossil_fuel_power_station" title="Fossil fuel power station">Fossil fuel power station</a> <ul><li><a href="/wiki/Cogeneration" title="Cogeneration">Cogeneration</a></li> <li><a href="/wiki/Integrated_gasification_combined_cycle" title="Integrated gasification combined cycle">Integrated gasification combined cycle</a></li></ul></li> <li><a href="/wiki/Geothermal_power" title="Geothermal power">Geothermal power</a></li> <li><a href="/wiki/Hydropower" title="Hydropower">Hydropower</a> <ul><li><a href="/wiki/Hydroelectricity" title="Hydroelectricity">Hydroelectricity</a></li> <li><a href="/wiki/Tidal_power" title="Tidal power">Tidal power</a></li> <li><a href="/wiki/Wave_farm" class="mw-redirect" title="Wave farm">Wave farm</a></li></ul></li> <li><a href="/wiki/Nuclear_power" title="Nuclear power">Nuclear power</a> <ul><li><a href="/wiki/Nuclear_power_plant" title="Nuclear power plant">Nuclear power plant</a></li> <li><a href="/wiki/Radioisotope_thermoelectric_generator" title="Radioisotope thermoelectric generator">Radioisotope thermoelectric generator</a></li></ul></li> <li><a href="/wiki/Oil_refinery" title="Oil refinery">Oil refinery</a></li> <li><a href="/wiki/Solar_power" title="Solar power">Solar power</a> <ul><li><a href="/wiki/Concentrated_solar_power" title="Concentrated solar power">Concentrated solar power</a></li> <li><a href="/wiki/Photovoltaic_system" title="Photovoltaic system">Photovoltaic system</a></li></ul></li> <li><a href="/wiki/Solar_thermal_energy" title="Solar thermal energy">Solar thermal energy</a> <ul><li><a href="/wiki/Solar_furnace" title="Solar furnace">Solar furnace</a></li> <li><a href="/wiki/Solar_power_tower" title="Solar power tower">Solar power tower</a></li></ul></li> <li><a href="/wiki/Wind_power" title="Wind power">Wind power</a> <ul><li><a href="/wiki/Airborne_wind_energy" title="Airborne wind energy">Airborne wind energy</a></li> <li><a href="/wiki/Wind_farm" title="Wind farm">Wind farm</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Use and<br /><a href="/wiki/Energy_supply" title="Energy supply">supply</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Efficient_energy_use" title="Efficient energy use">Efficient energy use</a> <ul><li><a href="/wiki/Energy_efficiency_in_agriculture" title="Energy efficiency in agriculture">Agriculture</a></li> <li><a href="/wiki/Power_usage_effectiveness" title="Power usage effectiveness">Computing</a></li> <li><a href="/wiki/Energy_efficiency_in_transport" title="Energy efficiency in transport">Transport</a></li></ul></li> <li><a class="mw-selflink selflink">Energy conservation</a></li> <li><a href="/wiki/Energy_consumption" title="Energy consumption">Energy consumption</a></li> <li><a href="/wiki/Energy_policy" title="Energy policy">Energy policy</a> <ul><li><a href="/wiki/Energy_development" title="Energy development">Energy development</a></li></ul></li> <li><a href="/wiki/Energy_security" title="Energy security">Energy security</a></li> <li><a href="/wiki/Energy_storage" title="Energy storage">Energy storage</a></li> <li><a href="/wiki/Renewable_energy" title="Renewable energy">Renewable energy</a></li> <li><a href="/wiki/Sustainable_energy" title="Sustainable energy">Sustainable energy</a></li> <li><a href="/wiki/World_energy_supply_and_consumption" title="World energy supply and consumption">World energy supply and consumption</a></li> <li><a href="/wiki/Energy_in_Africa" title="Energy in Africa">Africa</a></li> <li><a href="/wiki/Energy_in_Asia" class="mw-redirect" title="Energy in Asia">Asia</a></li> <li><a href="/wiki/Energy_in_Australia" title="Energy in Australia">Australia</a></li> <li><a href="/wiki/Energy_policy_of_Canada" title="Energy policy of Canada">Canada</a></li> <li><a href="/wiki/Energy_in_Europe" title="Energy in Europe">Europe</a></li> <li><a href="/wiki/Energy_in_Mexico" title="Energy in Mexico">Mexico</a></li> <li><a href="/wiki/Energy_in_South_America" title="Energy in South America">South America</a></li> <li><a href="/wiki/Energy_in_the_United_States" title="Energy in the United States">United States</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Misc.</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carbon_footprint" title="Carbon footprint">Carbon footprint</a></li> <li><a href="/wiki/Energy_democracy" title="Energy democracy">Energy democracy</a></li> <li><a href="/wiki/Energy_recovery" title="Energy recovery">Energy recovery</a></li> <li><a href="/wiki/Energy_recycling" title="Energy recycling">Energy recycling</a></li> <li><a href="/wiki/Jevons_paradox" title="Jevons paradox">Jevons paradox</a></li> <li><a href="/wiki/Waste-to-energy" title="Waste-to-energy">Waste-to-energy</a> <ul><li><a href="/wiki/Waste-to-energy_plant" title="Waste-to-energy plant">Waste-to-energy plant</a></li></ul></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" 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data-file-width="1024" data-file-height="1376" /></span></span> <b><a href="https://commons.wikimedia.org/wiki/Category:Energy" class="extiw" title="commons:Category:Energy">Commons</a></b></li> <li><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Symbol_portal_class.svg" class="mw-file-description" title="Portal"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/16px-Symbol_portal_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/23px-Symbol_portal_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/31px-Symbol_portal_class.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span> <b><a href="/wiki/Portal:Energy" title="Portal:Energy">Portal</a></b></li> <li><span class="noviewer" typeof="mw:File"><span title="WikiProject"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/16px-People_icon.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/24px-People_icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/32px-People_icon.svg.png 2x" data-file-width="100" data-file-height="100" /></span></span> <b><a href="/wiki/Wikipedia:WikiProject_Energy" title="Wikipedia:WikiProject Energy">WikiProject</a></b></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Environmental_science638" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Environmental_science" title="Template:Environmental science"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Environmental_science" title="Template talk:Environmental science"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Environmental_science" title="Special:EditPage/Template:Environmental science"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Environmental_science638" style="font-size:114%;margin:0 4em"><a href="/wiki/Environmental_science" title="Environmental science">Environmental science</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Main fields</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Atmospheric_science" title="Atmospheric science">Atmospheric science</a></li> <li><a href="/wiki/Biogeochemistry" title="Biogeochemistry">Biogeochemistry</a></li> <li><a href="/wiki/Ecology" title="Ecology">Ecology</a></li> <li><a href="/wiki/Environmental_chemistry" title="Environmental chemistry">Environmental chemistry</a></li> <li><a href="/wiki/Earth_science" title="Earth science">Geosciences</a></li> <li><a href="/wiki/Hydrology" title="Hydrology">Hydrology</a></li> <li><a href="/wiki/Limnology" title="Limnology">Limnology</a></li> <li><a href="/wiki/Oceanography" title="Oceanography">Oceanography</a></li> <li><a href="/wiki/Environmental_soil_science" title="Environmental soil science">Soil science</a></li></ul> </div></td><td class="noviewer navbox-image" rowspan="5" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:The_Earth_seen_from_Apollo_17.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/The_Earth_seen_from_Apollo_17.jpg/100px-The_Earth_seen_from_Apollo_17.jpg" decoding="async" width="100" height="100" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/The_Earth_seen_from_Apollo_17.jpg/150px-The_Earth_seen_from_Apollo_17.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/97/The_Earth_seen_from_Apollo_17.jpg/200px-The_Earth_seen_from_Apollo_17.jpg 2x" data-file-width="3000" data-file-height="3002" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related fields</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biology" title="Biology">Biology</a></li> <li><a href="/wiki/Chemistry" title="Chemistry">Chemistry</a> <ul><li><a href="/wiki/Green_chemistry" title="Green chemistry">green</a></li></ul></li> <li><a href="/wiki/Ecological_economics" title="Ecological economics">Ecological economics</a></li> <li><a href="/wiki/Environmental_design" title="Environmental design">Environmental design</a></li> <li><a href="/wiki/Environmental_economics" title="Environmental economics">Environmental economics</a></li> <li><a href="/wiki/Environmental_engineering" title="Environmental engineering">Environmental engineering</a></li> <li><a href="/wiki/Environmental_health" title="Environmental health">Environmental health</a> <ul><li><a href="/wiki/Environmental_epidemiology" title="Environmental epidemiology">epidemiology</a></li></ul></li> <li><a href="/wiki/Environmental_studies" title="Environmental studies">Environmental studies</a></li> <li><a href="/wiki/Environmental_humanities" title="Environmental humanities">Environmental humanities</a></li> <li><a href="/wiki/Environmental_statistics" title="Environmental statistics">Environmental statistics</a></li> <li><a href="/wiki/Environmental_toxicology" title="Environmental toxicology">Environmental toxicology</a></li> <li><a href="/wiki/Geodesy" title="Geodesy">Geodesy</a></li> <li><a href="/wiki/Physics" title="Physics">Physics</a></li> <li><a href="/wiki/Radioecology" title="Radioecology">Radioecology</a></li> <li><a href="/wiki/Sustainability_science" title="Sustainability science">Sustainability science</a></li> <li><a href="/wiki/Systems_ecology" title="Systems ecology">Systems ecology</a></li> <li><a href="/wiki/Urban_ecology" title="Urban ecology">Urban ecology</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Applications</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a class="mw-selflink selflink">Energy conservation</a></li> <li><a href="/wiki/Environmental_technology" title="Environmental technology">Environmental technology</a></li> <li><a href="/wiki/Natural_resource_management" title="Natural resource management">Natural resource management</a></li> <li><a href="/wiki/Pollution_control" class="mw-redirect" title="Pollution control">Pollution control</a></li> <li><a href="/wiki/Public_transport" title="Public transport">Public transport encouragement</a></li> <li><a href="/wiki/Recycling" title="Recycling">Recycling</a></li> <li><a href="/wiki/Environmental_remediation" title="Environmental remediation">Remediation</a></li> <li><a href="/wiki/Renewable_energy" title="Renewable energy">Renewable energy</a></li> <li><a href="/wiki/Road_ecology" title="Road ecology">Road ecology</a></li> <li><a href="/wiki/Sewage_treatment" title="Sewage treatment">Sewage treatment</a></li> <li><a href="/wiki/Urban_metabolism" title="Urban metabolism">Urban metabolism</a></li> <li><a href="/wiki/Water_purification" title="Water purification">Water purification</a></li> <li><a href="/wiki/Waste_management" title="Waste management">Waste management</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Lists</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/List_of_environmental_degrees" title="List of environmental degrees">Degrees</a></li> <li><a href="/wiki/List_of_environmental_journals#Environmental_sciences" title="List of environmental journals">Journals</a></li> <li><a href="/wiki/List_of_environmental_research_institutes" title="List of environmental research institutes">Research institutes</a></li> <li><a href="/wiki/Glossary_of_environmental_science" title="Glossary of environmental science">Glossary</a></li> <li><a href="/wiki/List_of_years_in_the_environment" title="List of years in the environment">Environment by year</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">See also</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Human_impact_on_the_environment" title="Human impact on the environment">Human impact on the environment</a></li> <li><a href="/wiki/Sustainability" title="Sustainability">Sustainability</a></li> <li><a href="/wiki/Technogaianism" title="Technogaianism">Technogaianism</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="3"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Environmental_science" title="Category:Environmental science">Category</a></b> <ul><li><a href="/wiki/Category:Environmental_scientists" title="Category:Environmental scientists">scientists</a></li></ul></li> <li><span class="noviewer" typeof="mw:File"><span title="Commons page"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span> <b><a href="https://commons.wikimedia.org/wiki/Category:Environmental_sciences" class="extiw" title="commons:Category:Environmental sciences">Commons</a></b></li> <li><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Symbol_portal_class.svg" class="mw-file-description" title="Portal"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/16px-Symbol_portal_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/23px-Symbol_portal_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/31px-Symbol_portal_class.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span> <b><a href="/wiki/Portal:Environment" title="Portal:Environment">Environment portal</a></b></li> <li><span class="noviewer" typeof="mw:File"><span title="WikiProject"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/16px-People_icon.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/24px-People_icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/32px-People_icon.svg.png 2x" data-file-width="100" data-file-height="100" /></span></span> <b><a href="/wiki/Wikipedia:WikiProject_Environment" title="Wikipedia:WikiProject Environment">WikiProject</a></b></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Environmental_technology82" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Environmental_technology" title="Template:Environmental technology"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Environmental_technology" title="Template talk:Environmental technology"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Environmental_technology" title="Special:EditPage/Template:Environmental technology"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Environmental_technology82" style="font-size:114%;margin:0 4em"><a href="/wiki/Environmental_technology" title="Environmental technology">Environmental technology</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">General</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Appropriate_technology" title="Appropriate technology">Appropriate technology</a></li> <li><a href="/wiki/Clean_technology" title="Clean technology">Clean technology</a></li> <li><a href="/wiki/Climate_smart_agriculture" class="mw-redirect" title="Climate smart agriculture">Climate smart agriculture</a></li> <li><a href="/wiki/Environmental_design" title="Environmental design">Environmental design</a></li> <li><a href="/wiki/Environmental_impact_assessment" title="Environmental impact assessment">Environmental impact assessment</a></li> <li><a href="/wiki/Eco-innovation" title="Eco-innovation">Eco-innovation</a></li> <li><a href="/wiki/Ecotechnology" title="Ecotechnology">Ecotechnology</a></li> <li><a href="/wiki/Electric_vehicle" title="Electric vehicle">Electric vehicle</a></li> <li><a href="/wiki/Energy_recycling" title="Energy recycling">Energy recycling</a></li> <li><a href="/wiki/Environmental_Design" class="mw-redirect" title="Environmental Design">Environmental Design</a></li> <li><a href="/wiki/Environmental_impact_assessment" title="Environmental impact assessment">Environmental impact assessment</a></li> <li><a href="/wiki/Environmental_impact_design" title="Environmental impact design">Environmental impact design</a></li> <li><a href="/wiki/Green_building" title="Green building">Green building</a></li> <li><a href="/wiki/Green_vehicle" title="Green vehicle">Green vehicle</a></li> <li><a href="/wiki/Healthy_community_design" title="Healthy community design">Environmentally healthy community design</a></li> <li><a href="/wiki/Public_interest_design" title="Public interest design">Public interest design</a></li> <li><a href="/wiki/Sustainability" title="Sustainability">Sustainability</a></li> <li><a href="/wiki/Sustainability_science" title="Sustainability science">Sustainability science</a></li> <li>Sustainable (<a href="/wiki/Sustainable_agriculture" title="Sustainable agriculture">agriculture</a></li> <li><a href="/wiki/Sustainable_architecture" title="Sustainable architecture">architecture</a></li> <li><a href="/wiki/Sustainable_design" title="Sustainable design">design</a></li> <li><a href="/wiki/Sustainable_development" title="Sustainable development">development</a></li> <li><a href="/wiki/Sustainable_food_systems" class="mw-redirect" title="Sustainable food systems">food systems</a></li> <li><a href="/wiki/Sustainable_industries" title="Sustainable industries">industries</a></li> <li><a href="/wiki/Sustainable_procurement" title="Sustainable procurement">procurement</a></li> <li><a href="/wiki/Sustainable_refurbishment" title="Sustainable refurbishment">refurbishment</a></li> <li><a href="/wiki/Sustainable_design" title="Sustainable design">technology</a></li> <li><a href="/wiki/Sustainable_transport" title="Sustainable transport">transport</a>)</li></ul> </div></td><td class="noviewer navbox-image" rowspan="4" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Windmills_D1-D4_-_Thornton_Bank.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Windmills_D1-D4_-_Thornton_Bank.jpg/100px-Windmills_D1-D4_-_Thornton_Bank.jpg" decoding="async" width="100" height="158" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Windmills_D1-D4_-_Thornton_Bank.jpg/150px-Windmills_D1-D4_-_Thornton_Bank.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Windmills_D1-D4_-_Thornton_Bank.jpg/200px-Windmills_D1-D4_-_Thornton_Bank.jpg 2x" data-file-width="2421" data-file-height="3831" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Pollution" title="Pollution">Pollution</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>Air pollution (<a href="/wiki/Emission_standard" title="Emission standard">control</a></li> <li><a href="/wiki/Atmospheric_dispersion_modeling" title="Atmospheric dispersion modeling">dispersion modeling</a>)</li> <li><a href="/wiki/Industrial_ecology" title="Industrial ecology">Industrial ecology</a></li> <li><a href="/wiki/List_of_solid_waste_treatment_technologies" title="List of solid waste treatment technologies">Solid waste treatment</a></li> <li><a href="/wiki/Waste_management" title="Waste management">Waste management</a></li> <li>Water (<a href="/wiki/Agricultural_wastewater_treatment" title="Agricultural wastewater treatment">agricultural wastewater treatment</a></li> <li><a href="/wiki/Industrial_wastewater_treatment" title="Industrial wastewater treatment">industrial wastewater treatment</a></li> <li><a href="/wiki/Sewage_treatment" title="Sewage treatment">sewage treatment</a></li> <li><a href="/wiki/List_of_waste-water_treatment_technologies" class="mw-redirect" title="List of waste-water treatment technologies">waste-water treatment technologies</a></li> <li><a href="/wiki/Water_purification" title="Water purification">water purification</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sustainable_energy" title="Sustainable energy">Sustainable energy</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Efficient_energy_use" title="Efficient energy use">Efficient energy use</a></li> <li><a href="/wiki/Electrification" title="Electrification">Electrification</a></li> <li><a href="/wiki/Energy_development" title="Energy development">Energy development</a></li> <li><a href="/wiki/Energy_recovery" title="Energy recovery">Energy recovery</a></li> <li>Fuel (<a href="/wiki/Alternative_fuel" title="Alternative fuel">alternative fuel</a></li> <li><a href="/wiki/Biofuel" title="Biofuel">biofuel</a></li> <li><a href="/wiki/Carbon-neutral_fuel" title="Carbon-neutral fuel">carbon-neutral fuel</a></li> <li><a href="/wiki/Hydrogen_technologies" title="Hydrogen technologies">hydrogen technologies</a>)</li> <li><a href="/wiki/List_of_energy_storage_projects" class="mw-redirect" title="List of energy storage projects">List of energy storage projects</a></li> <li><a href="/wiki/Renewable_energy" title="Renewable energy">Renewable energy</a> <ul><li><a href="/wiki/Renewable_energy_commercialization" title="Renewable energy commercialization">commercialization</a></li> <li><a href="/wiki/Energy_transition" title="Energy transition">transition</a></li></ul></li> <li><a href="/wiki/Sustainable_lighting" title="Sustainable lighting">Sustainable lighting</a></li> <li><a href="/wiki/Sustainable_transport" title="Sustainable transport">Transportation</a> (<a href="/wiki/Electric_vehicle" title="Electric vehicle">electric vehicle</a></li> <li><a href="/wiki/Hybrid_vehicle" title="Hybrid vehicle">hybrid vehicle</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Conservation</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>Building (<a href="/wiki/Green_building" title="Green building">green</a></li> <li><a href="/wiki/Building_insulation" title="Building insulation">insulation</a></li> <li><a href="/wiki/Natural_building" title="Natural building">natural</a></li> <li><a href="/wiki/Sustainable_architecture" title="Sustainable architecture">sustainable architecture</a></li> <li><a href="/wiki/New_Urbanism" title="New Urbanism">New Urbanism</a></li> <li><a href="/wiki/New_Classical_architecture" title="New Classical architecture">New Classical</a>)</li> <li><a href="/wiki/Conservation_biology" title="Conservation biology">Conservation biology</a></li> <li><a href="/wiki/Ecoforestry" title="Ecoforestry">Ecoforestry</a></li> <li><a href="/wiki/Efficient_energy_use" title="Efficient energy use">Efficient energy use</a></li> <li><a class="mw-selflink selflink">Energy conservation</a></li> <li><a href="/wiki/Energy_recovery" title="Energy recovery">Energy recovery</a></li> <li><a href="/wiki/Energy_recycling" title="Energy recycling">Energy recycling</a></li> <li><a href="/wiki/Environmental_movement" title="Environmental movement">Environmental movement</a></li> <li><a href="/wiki/Environmental_remediation" title="Environmental remediation">Environmental remediation</a></li> <li><a href="/wiki/Glass_in_green_buildings" title="Glass in green buildings">Glass in green buildings</a></li> <li><a href="/wiki/Green_computing" title="Green computing">Green computing</a></li> <li><a href="/wiki/Heat_recovery_ventilation" title="Heat recovery ventilation">Heat recovery ventilation</a></li> <li><a href="/wiki/High-performance_buildings" title="High-performance buildings">High-performance buildings</a></li> <li><a href="/wiki/Land_rehabilitation" title="Land rehabilitation">Land rehabilitation</a></li> <li><a href="/wiki/Nature_conservation" title="Nature conservation">Nature conservation</a></li> <li><a href="/wiki/Permaculture" title="Permaculture">Permaculture</a></li> <li><a href="/wiki/Recycling" title="Recycling">Recycling</a></li> <li><a href="/wiki/Water_heat_recycling" title="Water heat recycling">Water heat recycling</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Population682" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Population" title="Template:Population"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Population" title="Template talk:Population"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Population" title="Special:EditPage/Template:Population"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Population682" style="font-size:114%;margin:0 4em"><a href="/wiki/Population" title="Population">Population</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Major topics</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Demographics_of_the_world" title="Demographics of the world">Demographics of the world</a></li> <li><a href="/wiki/Demographic_transition" title="Demographic transition">Demographic transition</a></li> <li><a href="/wiki/Estimates_of_historical_world_population" title="Estimates of historical world population">Estimates of historical world population</a></li> <li><a href="/wiki/Population_growth" title="Population growth">Population growth</a></li> <li><a href="/wiki/Population_momentum" title="Population momentum">Population momentum</a></li> <li><a href="/wiki/Projections_of_population_growth" class="mw-redirect" title="Projections of population growth">Projections of population growth</a></li> <li><a href="/wiki/World_population" title="World population">World population</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Population_biology" title="Population biology">Population<br />biology</a></div></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Population_decline" title="Population decline">Population decline</a></li> <li><a href="/wiki/Population_density" title="Population density">Population density</a> <ul><li><a href="/wiki/Physiological_density" title="Physiological density">Physiological density</a></li></ul></li> <li><a href="/wiki/Population_dynamics" title="Population dynamics">Population dynamics</a></li> <li><a href="/wiki/Population_model" title="Population model">Population model</a></li> <li><a href="/wiki/Population_pyramid" title="Population pyramid">Population pyramid</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Population_ecology" title="Population ecology">Population<br />ecology</a></div></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biocapacity" title="Biocapacity">Biocapacity</a></li> <li><a href="/wiki/Carrying_capacity" title="Carrying capacity">Carrying capacity</a></li> <li><span class="nowrap"><a href="/wiki/I_%3D_PAT" title="I = PAT">I = P × A  × T</a></span></li> <li><a href="/wiki/Kaya_identity" title="Kaya identity">Kaya identity</a></li> <li><a href="/wiki/Malthusian_growth_model" title="Malthusian growth model">Malthusian growth model</a></li> <li><a href="/wiki/Overshoot_(population)" title="Overshoot (population)">Overshoot (population)</a></li> <li><a href="/wiki/World3" title="World3">World3 model</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Society and<br /> population</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Eugenics" title="Eugenics">Eugenics</a></li> <li><a href="/wiki/Dysgenics" title="Dysgenics"><i>Dys</i>genics</a></li> <li><a href="/wiki/Human_overpopulation" title="Human overpopulation">Human overpopulation</a> <ul><li><a href="/wiki/Malthusianism" title="Malthusianism">Malthusian catastrophe</a></li></ul></li> <li><a href="/wiki/Human_population_planning" title="Human population planning">Human population planning</a> <ul><li><a href="/wiki/Compulsory_sterilization" title="Compulsory sterilization">Compulsory sterilization</a></li> <li><a href="/wiki/Family_planning" title="Family planning">Family planning</a></li> <li><a href="/wiki/One-child_policy" title="One-child policy">One-child policy</a></li> <li><a href="/wiki/Two-child_policy" title="Two-child policy">Two-child policy</a></li></ul></li> <li><a href="/wiki/Overconsumption_(economics)" title="Overconsumption (economics)">Overconsumption</a></li> <li><a href="/wiki/Political_demography" title="Political demography">Political demography</a></li> <li><a href="/wiki/Population_ethics" title="Population ethics">Population ethics</a> <ul><li><a href="/wiki/Antinatalism" title="Antinatalism">Antinatalism</a></li> <li><a href="/wiki/Mere_addition_paradox" title="Mere addition paradox">Mere addition paradox</a></li> <li><a href="/wiki/Natalism" title="Natalism">Natalism</a></li> <li><a href="/wiki/Non-identity_problem" class="mw-redirect" title="Non-identity problem">Non-identity problem</a></li> <li><a href="/wiki/Reproductive_rights" title="Reproductive rights">Reproductive rights</a></li></ul></li> <li><a href="/wiki/Sustainable_population" title="Sustainable population">Sustainable population</a></li> <li><a href="/wiki/Zero_population_growth" title="Zero population growth">Zero population growth</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Publications</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0;font-style:italic;"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Population_and_Environment" title="Population and Environment">Population and Environment</a></li> <li><a href="/wiki/Population_and_Development_Review" title="Population and Development Review">Population and Development Review</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Lists</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Population_and_housing_censuses_by_country" title="Population and housing censuses by country">Population and housing censuses by country</a></li> <li><a href="/wiki/List_of_largest_cities" title="List of largest cities">Largest cities</a></li> <li><a href="/wiki/World_population_milestones" title="World population milestones">World population milestones</a> <ul><li><a href="/wiki/Day_of_Six_Billion" title="Day of Six Billion">6 billion</a></li> <li><a href="/wiki/Day_of_Seven_Billion" title="Day of Seven Billion">7</a></li> <li><a href="/wiki/Day_of_Eight_Billion" title="Day of Eight Billion">8</a></li></ul></li> <li><a href="/wiki/List_of_population_concern_organizations" title="List of population concern organizations">Population concern organizations</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Events and<br />organizations</div></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/7_Billion_Actions" title="7 Billion Actions">7 Billion Actions</a></li> <li><a href="/wiki/Church_of_Euthanasia" title="Church of Euthanasia">Church of Euthanasia</a></li> <li><a href="/wiki/International_Conference_on_Population_and_Development" title="International Conference on Population and Development">International Conference on Population and Development</a></li> <li><a href="/wiki/Population_Action_International" title="Population Action International">Population Action International</a></li> <li><a href="/wiki/Population_Connection" title="Population Connection">Population Connection</a></li> <li><a href="/wiki/Population_Matters" title="Population Matters">Population Matters</a></li> <li><a href="/wiki/United_Nations_Population_Fund" title="United Nations Population Fund">United Nations Population Fund</a></li> <li><a href="/wiki/United_Nations_world_population_conferences" title="United Nations world population conferences">United Nations world population conferences</a></li> <li><a href="/wiki/Voluntary_Human_Extinction_Movement" title="Voluntary Human Extinction Movement">Voluntary Human Extinction Movement</a></li> <li><a href="/wiki/World_Population_Conference" title="World Population Conference">World Population Conference</a></li> <li><a href="/wiki/World_Population_Day" title="World Population Day">World Population Day</a></li> <li><a href="/wiki/World_Population_Foundation" title="World Population Foundation">World Population Foundation</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related topics</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bennett%27s_law" title="Bennett&#39;s law">Bennett's law</a></li> <li><a href="/wiki/Green_Revolution" title="Green Revolution">Green Revolution</a></li> <li><a href="/wiki/Human_impact_on_the_environment" title="Human impact on the environment">Human impact on the environment</a></li> <li><a href="/wiki/Human_migration" title="Human migration">Migration</a></li> <li><a href="/wiki/Sustainability" title="Sustainability">Sustainability</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow hlist" colspan="2"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Commons page"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span> <b><a href="https://commons.wikimedia.org/wiki/Category:Human_populations" class="extiw" title="commons:Category:Human populations">Commons</a></b></li> <li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Population" title="Category:Population">Category</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Sustainability763" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Sustainability" title="Template:Sustainability"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Sustainability" title="Template talk:Sustainability"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Sustainability" title="Special:EditPage/Template:Sustainability"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Sustainability763" style="font-size:114%;margin:0 4em"><a href="/wiki/Sustainability" title="Sustainability">Sustainability</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><a href="/wiki/Outline_of_sustainability" title="Outline of sustainability">Outline</a></li> <li><a href="/wiki/Index_of_sustainability_articles" title="Index of sustainability articles">Index</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sustainability#Principles_and_concepts" title="Sustainability">Principles</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Anthropocene" title="Anthropocene">Anthropocene</a></li> <li><a href="/wiki/Environmentalism" title="Environmentalism">Environmentalism</a></li> <li><a href="/wiki/Global_governance" title="Global governance">Global governance</a></li> <li><a href="/wiki/Human_impact_on_the_environment" title="Human impact on the environment">Human impact on the environment</a></li> <li><a href="/wiki/Planetary_boundaries" title="Planetary boundaries">Planetary boundaries</a></li> <li><a href="/wiki/Sustainable_development" title="Sustainable development">Development</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sustainable_consumption" title="Sustainable consumption">Consumption</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Anthropization" title="Anthropization">Anthropization</a></li> <li><a href="/wiki/Anti-consumerism" title="Anti-consumerism">Anti-consumerism</a></li> <li><a href="/wiki/Circular_economy" title="Circular economy">Circular economy</a></li> <li><a href="/wiki/Durable_good" title="Durable good">Durable good</a></li> <li><a href="/wiki/Earth_Overshoot_Day" title="Earth Overshoot Day">Earth Overshoot Day</a></li> <li><a href="/wiki/Ecological_footprint" title="Ecological footprint">Ecological footprint</a></li> <li><a href="/wiki/Ethical_consumerism" title="Ethical consumerism">Ethical</a></li> <li><a href="/wiki/Green_consumption" title="Green consumption">Green consumption</a></li> <li><a href="/wiki/Micro-sustainability" title="Micro-sustainability">Micro-sustainability</a></li> <li><a href="/wiki/Over-consumption" class="mw-redirect" title="Over-consumption">Over-consumption</a></li> <li><a href="/wiki/Product_stewardship" title="Product stewardship">Product stewardship</a></li> <li><a href="/wiki/Simple_living" title="Simple living">Simple living</a></li> <li><a href="/wiki/Social_return_on_investment" title="Social return on investment">Social return on investment</a></li> <li><a href="/wiki/Steady-state_economy" title="Steady-state economy">Steady-state economy</a></li> <li><a href="/wiki/Sustainability" title="Sustainability">Sustainability</a> <ul><li><a href="/wiki/Sustainability_advertising" title="Sustainability advertising">Advertising</a></li> <li><a href="/wiki/Sustainability_brand" title="Sustainability brand">Brand</a></li> <li><a href="/wiki/Sustainability_marketing_myopia" title="Sustainability marketing myopia">Marketing myopia</a></li></ul></li> <li><a href="/wiki/Sustainability" title="Sustainability">Sustainable</a> <ul><li><a href="/wiki/Sustainable_consumer_behaviour" title="Sustainable consumer behaviour">Consumer behaviour</a></li> <li><a href="/wiki/Sustainable_market" class="mw-redirect" title="Sustainable market">Market</a></li></ul></li> <li><a href="/wiki/Sustainability_and_systemic_change_resistance" title="Sustainability and systemic change resistance">Systemic change resistance</a></li> <li><a href="/wiki/Tragedy_of_the_commons" title="Tragedy of the commons">Tragedy of the commons</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/World_population" title="World population">World population</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Demographic_transition" title="Demographic transition">Demographic transition</a></li> <li><a href="/wiki/Family_planning" title="Family planning">Family planning</a></li> <li><a href="/wiki/Human_population_control" class="mw-redirect" title="Human population control">Control</a></li> <li><a href="/wiki/Sustainable_population" title="Sustainable population">Sustainable population</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Technology</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Appropriate_technology" title="Appropriate technology">Appropriate</a></li> <li><a href="/wiki/Environmental_technology" title="Environmental technology">Environmental technology</a></li> <li><a href="/wiki/Natural_building" title="Natural building">Natural building</a></li> <li><a href="/wiki/Sustainable_architecture" title="Sustainable architecture">Sustainable architecture</a></li> <li><a href="/wiki/Sustainable_design" title="Sustainable design">Sustainable design</a></li> <li><a href="/wiki/Sustainable_industries" title="Sustainable industries">Sustainable industries</a></li> <li><a href="/wiki/Sustainable_packaging" title="Sustainable packaging">Sustainable packaging</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Biodiversity" title="Biodiversity">Biodiversity</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biosecurity" title="Biosecurity">Biosecurity</a></li> <li><a href="/wiki/Biosphere" title="Biosphere">Biosphere</a></li> <li><a href="/wiki/Conservation_biology" title="Conservation biology">Conservation biology</a></li> <li><a href="/wiki/Endangered_species" title="Endangered species">Endangered species</a></li> <li><a href="/wiki/Holocene_extinction" title="Holocene extinction">Holocene extinction</a></li> <li><a href="/wiki/Invasive_species" title="Invasive species">Invasive species</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Energy" title="Energy">Energy</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carbon_footprint" title="Carbon footprint">Carbon footprint</a></li> <li><a href="/wiki/Renewable_energy" title="Renewable energy">Renewable energy</a></li> <li><a href="/wiki/Sustainable_energy" title="Sustainable energy">Sustainable energy</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sustainable_food_system" title="Sustainable food system">Food</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Civic_agriculture" title="Civic agriculture">Civic agriculture</a></li> <li><a href="/wiki/Climate-smart_agriculture" title="Climate-smart agriculture">Climate-smart agriculture</a></li> <li><a href="/wiki/Community-supported_agriculture" title="Community-supported agriculture">Community-supported agriculture</a></li> <li><a href="/wiki/Cultured_meat" title="Cultured meat">Cultured meat</a></li> <li><a href="/wiki/Sustainable_agriculture" title="Sustainable agriculture">Sustainable agriculture</a></li> <li><a href="/wiki/Sustainable_diet" title="Sustainable diet">Sustainable diet</a></li> <li><a href="/wiki/Sustainable_fishery" title="Sustainable fishery">Sustainable fishery</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Water</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Air_well_(condenser)" title="Air well (condenser)">Air well (condenser)</a></li> <li><a href="/wiki/Bioretention" title="Bioretention">Bioretention</a></li> <li><a href="/wiki/Bioswale" title="Bioswale">Bioswale</a></li> <li><a href="/wiki/Blue_roof" title="Blue roof">Blue roof</a></li> <li><a href="/wiki/Catchwater" title="Catchwater">Catchwater</a></li> <li><a href="/wiki/Constructed_wetland" title="Constructed wetland">Constructed wetland</a></li> <li><a href="/wiki/Detention_basin" title="Detention basin">Detention basin</a></li> <li><a href="/wiki/Dew_pond" title="Dew pond">Dew pond</a></li> <li><a href="/wiki/Water_footprint" title="Water footprint">Footprint</a></li> <li><a href="/wiki/Hydroelectricity" title="Hydroelectricity">Hydroelectricity</a></li> <li><a href="/wiki/Hydropower" title="Hydropower">Hydropower</a></li> <li><a href="/wiki/Infiltration_basin" title="Infiltration basin">Infiltration basin</a></li> <li><a href="/wiki/Irrigation_tank" title="Irrigation tank">Irrigation tank</a></li> <li><a href="/wiki/Marine_energy" title="Marine energy">Marine energy</a></li> <li><a href="/wiki/Micro_hydro" title="Micro hydro">Micro hydro</a></li> <li><a href="/wiki/Ocean_thermal_energy_conversion" title="Ocean thermal energy conversion">Ocean thermal energy conversion</a></li> <li><a href="/wiki/Pico_hydro" title="Pico hydro">Pico hydro</a></li> <li><a href="/wiki/Rain_garden" title="Rain garden">Rain garden</a></li> <li><a href="/wiki/Rainwater_harvesting" title="Rainwater harvesting">Rainwater harvesting</a></li> <li><a href="/wiki/Rainwater_tank" title="Rainwater tank">Rainwater tank</a></li> <li><a href="/wiki/Reclaimed_water" title="Reclaimed water">Reclaimed water</a></li> <li><a href="/wiki/Retention_basin" title="Retention basin">Retention basin</a></li> <li><a href="/wiki/Run-of-the-river_hydroelectricity" title="Run-of-the-river hydroelectricity">Run-of-the-river hydroelectricity</a></li> <li><a href="/wiki/Water_scarcity" title="Water scarcity">Scarcity</a></li> <li><a href="/wiki/Water_security" title="Water security">Security</a></li> <li><a href="/wiki/Small_hydro" title="Small hydro">Small hydro</a></li> <li><a href="/wiki/Sustainable_drainage_system" title="Sustainable drainage system">Sustainable drainage system</a></li> <li><a href="/wiki/Tidal_power" title="Tidal power">Tidal power</a></li> <li><a href="/wiki/Tidal_stream_generator" title="Tidal stream generator">Tidal stream generator</a></li> <li><a href="/wiki/Tree_box_filter" title="Tree box filter">Tree box filter</a></li> <li><a href="/wiki/Water_conservation" title="Water conservation">Water conservation</a></li> <li><a href="/wiki/Water_heat_recycling" title="Water heat recycling">Water heat recycling</a></li> <li><a href="/wiki/Water_recycling_shower" title="Water recycling shower">Water recycling shower</a></li> <li><a href="/wiki/Water-sensitive_urban_design" title="Water-sensitive urban design">Water-sensitive urban design</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Accountability</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Corporate_environmental_responsibility" title="Corporate environmental responsibility">Corporate environmental responsibility</a></li> <li><a href="/wiki/Corporate_social_responsibility" title="Corporate social responsibility">Corporate social responsibility</a></li> <li><a href="/wiki/Environmental_accounting" title="Environmental accounting">Environmental accounting</a></li> <li><a href="/wiki/Environmental_full-cost_accounting" title="Environmental full-cost accounting">Environmental full-cost accounting</a></li> <li><a href="/wiki/Environmental_planning" title="Environmental planning">Environmental planning</a></li> <li><a href="/wiki/Sustainability" title="Sustainability">Sustainability</a> <ul><li><a href="/wiki/Sustainability_accounting" title="Sustainability accounting">Accounting</a></li> <li><a href="/wiki/Sustainability_measurement" title="Sustainability measurement">Measurement</a></li> <li><a href="/wiki/Sustainability_metrics_and_indices" title="Sustainability metrics and indices">Metrics and indices</a></li> <li><a href="/wiki/Sustainability_reporting" title="Sustainability reporting">Reporting</a></li> <li><a href="/wiki/Sustainability_standards_and_certification" title="Sustainability standards and certification">Standards and certification</a></li></ul></li> <li><a href="/wiki/Sustainable_yield" title="Sustainable yield">Sustainable yield</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Applications</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sustainable_advertising" class="mw-redirect" title="Sustainable advertising">Advertising</a></li> <li><a href="/wiki/Sustainable_art" title="Sustainable art">Art</a></li> <li><a href="/wiki/Sustainable_business" title="Sustainable business">Business</a></li> <li><a href="/wiki/Sustainable_city" title="Sustainable city">City</a></li> <li><a href="/wiki/Climate_finance" title="Climate finance">Climate finance</a></li> <li><a href="/wiki/Sustainable_community" title="Sustainable community">Community</a></li> <li><a href="/wiki/Disinvestment" title="Disinvestment">Disinvestment</a></li> <li><a href="/wiki/Eco-capitalism" title="Eco-capitalism">Eco-capitalism</a></li> <li><a href="/wiki/Eco-cities" title="Eco-cities">Eco-cities</a></li> <li><a href="/wiki/Eco-investing" title="Eco-investing">Eco-investing</a></li> <li><a href="/wiki/Eco-socialism" title="Eco-socialism">Eco-socialism</a></li> <li><a href="/wiki/Ecovillage" title="Ecovillage">Ecovillage</a></li> <li><a href="/wiki/Environmental_finance" title="Environmental finance">Environmental finance</a></li> <li><a href="/wiki/Green_economy" title="Green economy">Green economy</a> <ul><li><a href="/wiki/Sustainability_in_construction" title="Sustainability in construction">Construction</a></li> <li><a href="/wiki/Sustainable_fashion" title="Sustainable fashion">Fashion</a></li> <li><a href="/wiki/Sustainable_finance" title="Sustainable finance">Finance</a></li></ul></li> <li><a href="/wiki/Sustainable_gardening" title="Sustainable gardening">Gardening</a></li> <li><a href="/wiki/Geopark" title="Geopark">Geopark</a></li> <li><a href="/wiki/Environmentally_friendly" title="Environmentally friendly">Green</a> <ul><li><a href="/wiki/Green_development" title="Green development">Development</a></li> <li><a href="/wiki/Green_infrastructure" title="Green infrastructure">Infrastructure</a></li> <li><a href="/wiki/Green_marketing" title="Green marketing">Marketing</a></li></ul></li> <li><a href="/wiki/Green_roof" title="Green roof">Green roof</a></li> <li><a href="/wiki/Greening" title="Greening">Greening</a></li> <li><a href="/wiki/Impact_investing" title="Impact investing">Impact investing</a></li> <li><a href="/wiki/Sustainable_landscape_architecture" title="Sustainable landscape architecture">Landscape</a></li> <li><a href="/wiki/Sustainable_livelihood" title="Sustainable livelihood">Livelihood</a></li> <li><a href="/wiki/Sustainable_living" title="Sustainable living">Living</a></li> <li><a href="/wiki/Sustainable_market" class="mw-redirect" title="Sustainable market">Market</a></li> <li><a href="/wiki/Organic_movement" title="Organic movement">Organic movement</a></li> <li><a href="/wiki/Sustainability_organizations" class="mw-redirect" title="Sustainability organizations">Organizations</a></li> <li><a href="/wiki/Sustainable_procurement" title="Sustainable procurement">Procurement</a></li> <li><a href="/wiki/Sustainable_refurbishment" title="Sustainable refurbishment">Refurbishment</a></li> <li><a href="/wiki/Socially_responsible_business" title="Socially responsible business">Socially responsible business</a></li> <li><a href="/wiki/Socially_responsible_marketing" title="Socially responsible marketing">Socially responsible marketing</a></li> <li><a href="/wiki/Sustainable_sanitation" title="Sustainable sanitation">Sanitation</a></li> <li><a href="/wiki/Sustainable_sourcing" title="Sustainable sourcing">Sourcing</a></li> <li><a href="/wiki/Space_sustainability" title="Space sustainability">Space</a></li> <li><a href="/wiki/Sustainability_organization" title="Sustainability organization">Sustainability organization</a></li> <li><a href="/wiki/Sustainable_tourism" title="Sustainable tourism">Tourism</a></li> <li><a href="/wiki/Sustainable_transport" title="Sustainable transport">Transport</a></li> <li><a href="/wiki/Sustainable_urban_drainage_systems" class="mw-redirect" title="Sustainable urban drainage systems">Urban drainage systems</a></li> <li><a href="/wiki/Sustainable_urban_infrastructure" title="Sustainable urban infrastructure">Urban infrastructure</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Sustainable_management" title="Sustainable management">Sustainable management</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sustainability_and_environmental_management" title="Sustainability and environmental management">Environmental</a></li> <li><a href="/wiki/Fisheries_management" title="Fisheries management">Fisheries</a></li> <li><a href="/wiki/Sustainable_forest_management" class="mw-redirect" title="Sustainable forest management">Forest</a></li> <li><a href="/wiki/Humanistic_capitalism" title="Humanistic capitalism">Humanistic capitalism</a></li> <li><a href="/wiki/Integrated_landscape_management" class="mw-redirect" title="Integrated landscape management">Landscape</a></li> <li><a href="/wiki/Sustainable_materials_management" title="Sustainable materials management">Materials</a></li> <li><a href="/wiki/Natural_resource_management" title="Natural resource management">Natural resource</a></li> <li><a href="/wiki/Planetary_management" title="Planetary management">Planetary</a></li> <li><a href="/wiki/Recycling" title="Recycling">Recycling</a></li> <li><a href="/wiki/Waste_management" title="Waste management">Waste</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Agreements and <br />conferences</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/United_Nations_Conference_on_the_Human_Environment" title="United Nations Conference on the Human Environment"><span class="wrap">UN Conference on the Human Environment (Stockholm 1972)</span></a></li> <li><a href="/wiki/Brundtland_Commission" title="Brundtland Commission">Brundtlandt Commission Report (1983)</a></li> <li><a href="/wiki/Our_Common_Future" title="Our Common Future"><i>Our Common Future</i> (1987)</a></li> <li><a href="/wiki/Earth_Summit" title="Earth Summit">Earth Summit (1992)</a></li> <li><a href="/wiki/Rio_Declaration_on_Environment_and_Development" title="Rio Declaration on Environment and Development">Rio Declaration on Environment and Development</a> (1992)</li> <li><a href="/wiki/Agenda_21" title="Agenda 21">Agenda 21 (1992)</a></li> <li><a href="/wiki/Convention_on_Biological_Diversity" title="Convention on Biological Diversity">Convention on Biological Diversity (1992)</a></li> <li><a href="/wiki/Lisbon_Principles" title="Lisbon Principles">Lisbon Principles</a> (1997)</li> <li><a href="/wiki/Earth_Charter" title="Earth Charter">Earth Charter</a> (2000)</li> <li><a href="/wiki/United_Nations_Millennium_Declaration" title="United Nations Millennium Declaration">UN Millennium Declaration (2000)</a></li> <li><a href="/wiki/Earth_Summit_2002" title="Earth Summit 2002">Earth Summit 2002</a> (Rio+10, Johannesburg)</li> <li><a href="/wiki/United_Nations_Conference_on_Sustainable_Development" title="United Nations Conference on Sustainable Development">UN Conference on Sustainable Development</a> (Rio+20, 2012)</li> <li><a href="/wiki/Sustainable_Development_Goals" title="Sustainable Development Goals">Sustainable Development Goals</a> (2015)</li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <b><a href="/wiki/Category:Sustainability" title="Category:Sustainability">Category</a></b></li> <li><span class="noviewer" typeof="mw:File"><span title="List-Class article"><img alt="" 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