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barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">nascondi</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigazione </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Pagina_principale" title="Visita la pagina principale [z]" accesskey="z"><span>Pagina principale</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Speciale:UltimeModifiche" title="Elenco delle ultime modifiche del sito [r]" accesskey="r"><span>Ultime modifiche</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Speciale:PaginaCasuale" title="Mostra una pagina a caso [x]" accesskey="x"><span>Una voce a caso</span></a></li><li id="n-nearby-pages-title" class="mw-list-item"><a href="/wiki/Speciale:NelleVicinanze"><span>Nelle vicinanze</span></a></li><li id="n-vetrina" class="mw-list-item"><a href="/wiki/Wikipedia:Vetrina"><span>Vetrina</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Aiuto:Aiuto" title="Pagine di aiuto"><span>Aiuto</span></a></li><li id="n-Sportello-informazioni" class="mw-list-item"><a href="/wiki/Aiuto:Sportello_informazioni"><span>Sportello informazioni</span></a></li><li id="n-specialpages" class="mw-list-item"><a href="/wiki/Speciale:PagineSpeciali"><span>Pagine speciali</span></a></li> </ul> </div> </div> <div id="p-Comunità" class="vector-menu mw-portlet mw-portlet-Comunità" > <div class="vector-menu-heading"> Comunità </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-portal" class="mw-list-item"><a href="/wiki/Portale:Comunit%C3%A0" title="Descrizione del progetto, cosa puoi fare, dove trovare le cose"><span>Portale Comunità</span></a></li><li id="n-villagepump" class="mw-list-item"><a href="/wiki/Wikipedia:Bar"><span>Bar</span></a></li><li id="n-wikipediano" class="mw-list-item"><a href="/wiki/Wikipedia:Wikipediano"><span>Il Wikipediano</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="/wiki/Wikipedia:Contatti"><span>Contatti</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Pagina_principale" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="L'enciclopedia libera" src="/static/images/mobile/copyright/wikipedia-tagline-it.svg" width="120" height="13" style="width: 7.5em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" 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id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=it.wikipedia.org&uselang=it" class=""><span>Fai una donazione</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Speciale:CreaUtenza&returnto=Ecosistema" title="Si consiglia di registrarsi e di effettuare l'accesso, anche se non è obbligatorio" class=""><span>registrati</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Speciale:Entra&returnto=Ecosistema" title="Si consiglia di effettuare l'accesso, anche se non è obbligatorio [o]" accesskey="o" class=""><span>entra</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Altre opzioni" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Strumenti personali" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-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-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Strumenti personali</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal 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data-event-name="pinnable-header.vector-toc.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">nascondi</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">Inizio</div> </a> </li> <li id="toc-Descrizione" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Descrizione"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Descrizione</span> </div> </a> <button aria-controls="toc-Descrizione-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>Attiva/disattiva la sottosezione Descrizione</span> </button> <ul id="toc-Descrizione-sublist" class="vector-toc-list"> <li id="toc-Il_flusso_dell'energia" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Il_flusso_dell'energia"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Il flusso dell'energia</span> </div> </a> <ul id="toc-Il_flusso_dell'energia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-La_catena_alimentare" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#La_catena_alimentare"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>La catena alimentare</span> </div> </a> <ul id="toc-La_catena_alimentare-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Tipologia_degli_ecosistemi" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Tipologia_degli_ecosistemi"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Tipologia degli ecosistemi</span> </div> </a> <ul id="toc-Tipologia_degli_ecosistemi-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Storia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Storia"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Storia</span> </div> </a> <ul id="toc-Storia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Note"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bibliografia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliografia"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Bibliografia</span> </div> </a> <ul id="toc-Bibliografia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Voci_correlate" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Voci_correlate"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Voci correlate</span> </div> </a> <ul id="toc-Voci_correlate-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altri_progetti" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Altri_progetti"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Altri progetti</span> </div> </a> <ul id="toc-Altri_progetti-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Collegamenti_esterni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Collegamenti_esterni"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Collegamenti esterni</span> </div> </a> <ul id="toc-Collegamenti_esterni-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="Indice" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Indice" > <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="Mostra/Nascondi l'indice" > <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">Mostra/Nascondi l'indice</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">Ecosistema</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="Vai a una voce in un'altra lingua. Disponibile in 113 lingue" > <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-113" 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">113 lingue</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/Ekostelsel" title="Ekostelsel - afrikaans" lang="af" hreflang="af" data-title="Ekostelsel" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/%C3%96kosystem" title="Ökosystem - tedesco svizzero" lang="gsw" hreflang="gsw" data-title="Ökosystem" data-language-autonym="Alemannisch" data-language-local-name="tedesco svizzero" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Ecosistema" title="Ecosistema - aragonese" lang="an" hreflang="an" data-title="Ecosistema" data-language-autonym="Aragonés" data-language-local-name="aragonese" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D8%B8%D8%A7%D9%85_%D8%A8%D9%8A%D8%A6%D9%8A" title="نظام بيئي - arabo" lang="ar" hreflang="ar" data-title="نظام بيئي" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-as mw-list-item"><a href="https://as.wikipedia.org/wiki/%E0%A6%AA%E0%A7%B0%E0%A6%BF%E0%A6%B8%E0%A7%8D%E0%A6%A5%E0%A6%BF%E0%A6%A4%E0%A6%BF%E0%A6%A4%E0%A6%A8%E0%A7%8D%E0%A6%A4%E0%A7%8D%E0%A7%B0" title="পৰিস্থিতিতন্ত্ৰ - assamese" lang="as" hreflang="as" data-title="পৰিস্থিতিতন্ত্ৰ" data-language-autonym="অসমীয়া" data-language-local-name="assamese" class="interlanguage-link-target"><span>অসমীয়া</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Ecosistema" title="Ecosistema - asturiano" lang="ast" hreflang="ast" data-title="Ecosistema" data-language-autonym="Asturianu" data-language-local-name="asturiano" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Ekosistem" title="Ekosistem - azerbaigiano" lang="az" hreflang="az" data-title="Ekosistem" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaigiano" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/%C3%89kosistem" title="Ékosistem - balinese" lang="ban" hreflang="ban" data-title="Ékosistem" data-language-autonym="Basa Bali" data-language-local-name="balinese" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%AD%D0%BA%D0%B0%D1%81%D1%96%D1%81%D1%82%D1%8D%D0%BC%D0%B0" title="Экасістэма - bielorusso" lang="be" hreflang="be" data-title="Экасістэма" data-language-autonym="Беларуская" data-language-local-name="bielorusso" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%AD%D0%BA%D0%B0%D1%81%D1%8B%D1%81%D1%82%D1%8D%D0%BC%D0%B0" title="Экасыстэма - Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Экасыстэма" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%95%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Екосистема - bulgaro" lang="bg" hreflang="bg" data-title="Екосистема" data-language-autonym="Български" data-language-local-name="bulgaro" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%87%E0%A4%95%E0%A5%8B%E0%A4%B8%E0%A4%BF%E0%A4%B8%E0%A5%8D%E0%A4%9F%E0%A4%AE" title="इकोसिस्टम - Bhojpuri" lang="bh" hreflang="bh" data-title="इकोसिस्टम" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-blk mw-list-item"><a href="https://blk.wikipedia.org/wiki/%E1%80%82%E1%80%B1%E1%80%9F%E1%80%85%E1%80%94%E1%80%AD%E1%80%85%E1%80%BA" title="ဂေဟစနိစ် - Pa'O" lang="blk" hreflang="blk" data-title="ဂေဟစနိစ်" data-language-autonym="ပအိုဝ်ႏဘာႏသာႏ" data-language-local-name="Pa'O" class="interlanguage-link-target"><span>ပအိုဝ်ႏဘာႏသာႏ</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AC%E0%A6%BE%E0%A6%B8%E0%A7%8D%E0%A6%A4%E0%A7%81%E0%A6%A4%E0%A6%A8%E0%A7%8D%E0%A6%A4%E0%A7%8D%E0%A6%B0" title="বাস্তুতন্ত্র - bengalese" lang="bn" hreflang="bn" data-title="বাস্তুতন্ত্র" data-language-autonym="বাংলা" data-language-local-name="bengalese" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Ekoreizhiad" title="Ekoreizhiad - bretone" lang="br" hreflang="br" data-title="Ekoreizhiad" data-language-autonym="Brezhoneg" data-language-local-name="bretone" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Ekosistem" title="Ekosistem - bosniaco" lang="bs" hreflang="bs" data-title="Ekosistem" data-language-autonym="Bosanski" data-language-local-name="bosniaco" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Ecosistema" title="Ecosistema - catalano" lang="ca" hreflang="ca" data-title="Ecosistema" data-language-autonym="Català" data-language-local-name="catalano" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Ekosyst%C3%A9m" title="Ekosystém - ceco" lang="cs" hreflang="cs" data-title="Ekosystém" data-language-autonym="Čeština" data-language-local-name="ceco" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%82%D1%8B%D1%82%C4%83%D0%BC" title="Экотытăм - ciuvascio" lang="cv" hreflang="cv" data-title="Экотытăм" data-language-autonym="Чӑвашла" data-language-local-name="ciuvascio" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Ecosystem" title="Ecosystem - gallese" lang="cy" hreflang="cy" data-title="Ecosystem" data-language-autonym="Cymraeg" data-language-local-name="gallese" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/%C3%98kosystem" title="Økosystem - danese" lang="da" hreflang="da" data-title="Økosystem" data-language-autonym="Dansk" data-language-local-name="danese" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/%C3%96kosystem" title="Ökosystem - tedesco" lang="de" hreflang="de" data-title="Ökosystem" data-language-autonym="Deutsch" data-language-local-name="tedesco" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/Ekosistem" title="Ekosistem - Dimli" lang="diq" hreflang="diq" data-title="Ekosistem" data-language-autonym="Zazaki" data-language-local-name="Dimli" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9F%CE%B9%CE%BA%CE%BF%CF%83%CF%8D%CF%83%CF%84%CE%B7%CE%BC%CE%B1" title="Οικοσύστημα - greco" lang="el" hreflang="el" data-title="Οικοσύστημα" data-language-autonym="Ελληνικά" data-language-local-name="greco" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Ecosystem" title="Ecosystem - inglese" lang="en" hreflang="en" data-title="Ecosystem" data-language-autonym="English" data-language-local-name="inglese" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Ekosistemo" title="Ekosistemo - esperanto" lang="eo" hreflang="eo" data-title="Ekosistemo" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Ecosistema" title="Ecosistema - spagnolo" lang="es" hreflang="es" data-title="Ecosistema" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/%C3%96kos%C3%BCsteem" title="Ökosüsteem - estone" lang="et" hreflang="et" data-title="Ökosüsteem" data-language-autonym="Eesti" data-language-local-name="estone" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Ekosistema" title="Ekosistema - basco" lang="eu" hreflang="eu" data-title="Ekosistema" data-language-autonym="Euskara" data-language-local-name="basco" 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/%D8%A7%DA%A9%D9%88%D8%B3%DB%8C%D8%B3%D8%AA%D9%85" title="اکوسیستم - persiano" lang="fa" hreflang="fa" data-title="اکوسیستم" data-language-autonym="فارسی" data-language-local-name="persiano" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Ekosysteemi" title="Ekosysteemi - finlandese" lang="fi" hreflang="fi" data-title="Ekosysteemi" data-language-autonym="Suomi" data-language-local-name="finlandese" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/%C3%89cosyst%C3%A8me" title="Écosystème - francese" lang="fr" hreflang="fr" data-title="Écosystème" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Ekosysteem" title="Ekosysteem - frisone occidentale" lang="fy" hreflang="fy" data-title="Ekosysteem" data-language-autonym="Frysk" data-language-local-name="frisone occidentale" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/%C3%89iceach%C3%B3ras" title="Éiceachóras - irlandese" lang="ga" hreflang="ga" data-title="Éiceachóras" data-language-autonym="Gaeilge" data-language-local-name="irlandese" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gcr mw-list-item"><a href="https://gcr.wikipedia.org/wiki/%C3%89kosyst%C3%A8m" title="Ékosystèm - Guianan Creole" lang="gcr" hreflang="gcr" data-title="Ékosystèm" data-language-autonym="Kriyòl gwiyannen" data-language-local-name="Guianan Creole" class="interlanguage-link-target"><span>Kriyòl gwiyannen</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Ecosistema" title="Ecosistema - galiziano" lang="gl" hreflang="gl" data-title="Ecosistema" data-language-autonym="Galego" data-language-local-name="galiziano" 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%A8%E0%AA%BF%E0%AA%B5%E0%AA%B8%E0%AA%A8_%E0%AA%A4%E0%AA%82%E0%AA%A4%E0%AB%8D%E0%AA%B0" title="નિવસન તંત્ર - gujarati" lang="gu" hreflang="gu" data-title="નિવસન તંત્ર" data-language-autonym="ગુજરાતી" data-language-local-name="gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%9E%D7%A2%D7%A8%D7%9B%D7%AA_%D7%90%D7%A7%D7%95%D7%9C%D7%95%D7%92%D7%99%D7%AA" title="מערכת אקולוגית - ebraico" lang="he" hreflang="he" data-title="מערכת אקולוגית" data-language-autonym="עברית" data-language-local-name="ebraico" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AA%E0%A4%BE%E0%A4%B0%E0%A4%BF%E0%A4%A4%E0%A4%82%E0%A4%A4%E0%A5%8D%E0%A4%B0" title="पारितंत्र - hindi" lang="hi" hreflang="hi" data-title="पारितंत्र" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Ekosustav" title="Ekosustav - croato" lang="hr" hreflang="hr" data-title="Ekosustav" data-language-autonym="Hrvatski" data-language-local-name="croato" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Ekosist%C3%A8m" title="Ekosistèm - creolo haitiano" lang="ht" hreflang="ht" data-title="Ekosistèm" data-language-autonym="Kreyòl ayisyen" data-language-local-name="creolo haitiano" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/%C3%96kosziszt%C3%A9ma" title="Ökoszisztéma - ungherese" lang="hu" hreflang="hu" data-title="Ökoszisztéma" data-language-autonym="Magyar" data-language-local-name="ungherese" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%B7%D5%AF%D5%B8%D5%B0%D5%A1%D5%B4%D5%A1%D5%AF%D5%A1%D6%80%D5%A3" title="Էկոհամակարգ - armeno" lang="hy" hreflang="hy" data-title="Էկոհամակարգ" data-language-autonym="Հայերեն" data-language-local-name="armeno" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Ekosistem" title="Ekosistem - indonesiano" lang="id" hreflang="id" data-title="Ekosistem" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesiano" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Ekosistemo" title="Ekosistemo - ido" lang="io" hreflang="io" data-title="Ekosistemo" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Vistkerfi" title="Vistkerfi - islandese" lang="is" hreflang="is" data-title="Vistkerfi" data-language-autonym="Íslenska" data-language-local-name="islandese" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E7%94%9F%E6%85%8B%E7%B3%BB" title="生態系 - giapponese" lang="ja" hreflang="ja" data-title="生態系" data-language-autonym="日本語" data-language-local-name="giapponese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jam mw-list-item"><a href="https://jam.wikipedia.org/wiki/Ikosistim" title="Ikosistim - creolo giamaicano" lang="jam" hreflang="jam" data-title="Ikosistim" data-language-autonym="Patois" data-language-local-name="creolo giamaicano" class="interlanguage-link-target"><span>Patois</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/%C3%89kosistem" title="Ékosistem - giavanese" lang="jv" hreflang="jv" data-title="Ékosistem" data-language-autonym="Jawa" data-language-local-name="giavanese" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%94%E1%83%99%E1%83%9D%E1%83%A1%E1%83%98%E1%83%A1%E1%83%A2%E1%83%94%E1%83%9B%E1%83%90" title="ეკოსისტემა - georgiano" lang="ka" hreflang="ka" data-title="ეკოსისტემა" data-language-autonym="ქართული" data-language-local-name="georgiano" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kaa mw-list-item"><a href="https://kaa.wikipedia.org/wiki/Ekosistema" title="Ekosistema - kara-kalpak" lang="kaa" hreflang="kaa" data-title="Ekosistema" data-language-autonym="Qaraqalpaqsha" data-language-local-name="kara-kalpak" class="interlanguage-link-target"><span>Qaraqalpaqsha</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D0%BB%D0%BE%D0%B3%D0%B8%D1%8F%D0%BB%D1%8B%D2%9B_%D0%B6%D2%AF%D0%B9%D0%B5" title="Экологиялық жүйе - kazako" lang="kk" hreflang="kk" data-title="Экологиялық жүйе" data-language-autonym="Қазақша" data-language-local-name="kazako" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-km mw-list-item"><a href="https://km.wikipedia.org/wiki/%E1%9E%93%E1%9E%B7%E1%9E%9C%E1%9F%81%E1%9E%9F%E1%9E%93%E1%9E%94%E1%9F%92%E1%9E%9A%E1%9E%96%E1%9F%90%E1%9E%93%E1%9F%92%E1%9E%92" title="និវេសនប្រព័ន្ធ - khmer" lang="km" hreflang="km" data-title="និវេសនប្រព័ន្ធ" data-language-autonym="ភាសាខ្មែរ" data-language-local-name="khmer" class="interlanguage-link-target"><span>ភាសាខ្មែរ</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%AA%E0%B2%B0%E0%B2%BF%E0%B2%B8%E0%B2%B0_%E0%B2%B5%E0%B3%8D%E0%B2%AF%E0%B2%B5%E0%B2%B8%E0%B3%8D%E0%B2%A5%E0%B3%86" title="ಪರಿಸರ ವ್ಯವಸ್ಥೆ - kannada" lang="kn" hreflang="kn" data-title="ಪರಿಸರ ವ್ಯವಸ್ಥೆ" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%83%9D%ED%83%9C%EA%B3%84" title="생태계 - coreano" lang="ko" hreflang="ko" data-title="생태계" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Экосистема - kirghiso" lang="ky" hreflang="ky" data-title="Экосистема" data-language-autonym="Кыргызча" data-language-local-name="kirghiso" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Oecosystema" title="Oecosystema - latino" lang="la" hreflang="la" data-title="Oecosystema" data-language-autonym="Latina" data-language-local-name="latino" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Ekosystem" title="Ekosystem - lussemburghese" lang="lb" hreflang="lb" data-title="Ekosystem" data-language-autonym="Lëtzebuergesch" data-language-local-name="lussemburghese" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Ecost%C3%A8lsel" title="Ecostèlsel - limburghese" lang="li" hreflang="li" data-title="Ecostèlsel" data-language-autonym="Limburgs" data-language-local-name="limburghese" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Ekosistema" title="Ekosistema - lituano" lang="lt" hreflang="lt" data-title="Ekosistema" data-language-autonym="Lietuvių" data-language-local-name="lituano" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Ekosist%C4%93ma" title="Ekosistēma - lettone" lang="lv" hreflang="lv" data-title="Ekosistēma" data-language-autonym="Latviešu" data-language-local-name="lettone" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Rafi-tontolo_iainana" title="Rafi-tontolo iainana - malgascio" lang="mg" hreflang="mg" data-title="Rafi-tontolo iainana" data-language-autonym="Malagasy" data-language-local-name="malgascio" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%95%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Екосистем - macedone" lang="mk" hreflang="mk" data-title="Екосистем" data-language-autonym="Македонски" data-language-local-name="macedone" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%86%E0%B4%B5%E0%B4%BE%E0%B4%B8%E0%B4%B5%E0%B5%8D%E0%B4%AF%E0%B4%B5%E0%B4%B8%E0%B5%8D%E0%B4%A5" title="ആവാസവ്യവസ്ഥ - malayalam" lang="ml" hreflang="ml" data-title="ആവാസവ്യവസ്ഥ" data-language-autonym="മലയാളം" data-language-local-name="malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Экосистем - mongolo" lang="mn" hreflang="mn" data-title="Экосистем" data-language-autonym="Монгол" data-language-local-name="mongolo" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Ekosistem" title="Ekosistem - malese" lang="ms" hreflang="ms" data-title="Ekosistem" data-language-autonym="Bahasa Melayu" data-language-local-name="malese" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%82%E1%80%B1%E1%80%9F%E1%80%85%E1%80%94%E1%80%85%E1%80%BA" title="ဂေဟစနစ် - birmano" lang="my" hreflang="my" data-title="ဂေဟစနစ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="birmano" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/%C3%96kosystem" title="Ökosystem - basso tedesco" lang="nds" hreflang="nds" data-title="Ökosystem" data-language-autonym="Plattdüütsch" data-language-local-name="basso tedesco" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%AA%E0%A4%BE%E0%A4%B0%E0%A4%BF%E0%A4%B8%E0%A5%8D%E0%A4%A5%E0%A4%BF%E0%A4%A4%E0%A4%BF%E0%A4%95_%E0%A4%AA%E0%A5%8D%E0%A4%B0%E0%A4%A3%E0%A4%BE%E0%A4%B2%E0%A5%80" title="पारिस्थितिक प्रणाली - nepalese" lang="ne" hreflang="ne" data-title="पारिस्थितिक प्रणाली" data-language-autonym="नेपाली" data-language-local-name="nepalese" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Ecosysteem" title="Ecosysteem - olandese" lang="nl" hreflang="nl" data-title="Ecosysteem" data-language-autonym="Nederlands" data-language-local-name="olandese" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/%C3%98kosystem" title="Økosystem - norvegese nynorsk" lang="nn" hreflang="nn" data-title="Økosystem" data-language-autonym="Norsk nynorsk" data-language-local-name="norvegese nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no badge-Q17437796 badge-featuredarticle mw-list-item" title="voce in vetrina"><a href="https://no.wikipedia.org/wiki/%C3%98kosystem" title="Økosystem - norvegese bokmål" lang="nb" hreflang="nb" data-title="Økosystem" data-language-autonym="Norsk bokmål" data-language-local-name="norvegese bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Ecosist%C3%A8ma" title="Ecosistèma - occitano" lang="oc" hreflang="oc" data-title="Ecosistèma" data-language-autonym="Occitan" data-language-local-name="occitano" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Sirnakkoo" title="Sirnakkoo - oromo" lang="om" hreflang="om" data-title="Sirnakkoo" data-language-autonym="Oromoo" data-language-local-name="oromo" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-pap mw-list-item"><a href="https://pap.wikipedia.org/wiki/Ekosistema" title="Ekosistema - papiamento" lang="pap" hreflang="pap" data-title="Ekosistema" data-language-autonym="Papiamentu" data-language-local-name="papiamento" class="interlanguage-link-target"><span>Papiamentu</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Ekosystem" title="Ekosystem - polacco" lang="pl" hreflang="pl" data-title="Ekosystem" data-language-autonym="Polski" data-language-local-name="polacco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/Eco-sistema" title="Eco-sistema - piemontese" lang="pms" hreflang="pms" data-title="Eco-sistema" data-language-autonym="Piemontèis" data-language-local-name="piemontese" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%A7%DB%8C%DA%A9%D9%88%D8%B3%DB%8C%D8%B3%D8%AA%D9%85" title="ایکوسیستم - pashto" lang="ps" hreflang="ps" data-title="ایکوسیستم" data-language-autonym="پښتو" data-language-local-name="pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Ecossistema" title="Ecossistema - portoghese" lang="pt" hreflang="pt" data-title="Ecossistema" data-language-autonym="Português" data-language-local-name="portoghese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Pacha_llika" title="Pacha llika - quechua" lang="qu" hreflang="qu" data-title="Pacha llika" data-language-autonym="Runa Simi" data-language-local-name="quechua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Ecosistem" title="Ecosistem - rumeno" lang="ro" hreflang="ro" data-title="Ecosistem" data-language-autonym="Română" data-language-local-name="rumeno" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru badge-Q17437798 badge-goodarticle mw-list-item" title="voce di qualità"><a href="https://ru.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Экосистема - russo" lang="ru" hreflang="ru" data-title="Экосистема" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%AA%E0%A4%B0%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%B5%E0%A4%B0%E0%A4%A3%E0%A4%B5%E0%A5%8D%E0%A4%AF%E0%A4%B5%E0%A4%B8%E0%A5%8D%E0%A4%A5%E0%A4%BE" title="पर्यावरणव्यवस्था - sanscrito" lang="sa" hreflang="sa" data-title="पर्यावरणव्यवस्था" data-language-autonym="संस्कृतम्" data-language-local-name="sanscrito" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Экосистема - sacha" lang="sah" hreflang="sah" data-title="Экосистема" data-language-autonym="Саха тыла" data-language-local-name="sacha" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Ecoseestem" title="Ecoseestem - scozzese" lang="sco" hreflang="sco" data-title="Ecoseestem" data-language-autonym="Scots" data-language-local-name="scozzese" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%D8%A7%D9%8A%DA%AA%D9%88_%D8%B3%D8%B3%D9%BD%D9%85" title="ايڪو سسٽم - sindhi" lang="sd" hreflang="sd" data-title="ايڪو سسٽم" data-language-autonym="سنڌي" data-language-local-name="sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Ekosistem" title="Ekosistem - serbo-croato" lang="sh" hreflang="sh" data-title="Ekosistem" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croato" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%B4%E0%B6%BB%E0%B7%92%E0%B7%83%E0%B6%BB_%E0%B6%B4%E0%B6%AF%E0%B7%8A%E0%B6%B0%E0%B6%AD%E0%B7%92" title="පරිසර පද්ධති - singalese" lang="si" hreflang="si" data-title="පරිසර පද්ධති" data-language-autonym="සිංහල" data-language-local-name="singalese" 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/Ecosystem" title="Ecosystem - Simple English" lang="en-simple" hreflang="en-simple" data-title="Ecosystem" 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-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Ekosyst%C3%A9m" title="Ekosystém - slovacco" lang="sk" hreflang="sk" data-title="Ekosystém" data-language-autonym="Slovenčina" data-language-local-name="slovacco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Ekosistem" title="Ekosistem - sloveno" lang="sl" hreflang="sl" data-title="Ekosistem" data-language-autonym="Slovenščina" data-language-local-name="sloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Ekosistemi" title="Ekosistemi - albanese" lang="sq" hreflang="sq" data-title="Ekosistemi" data-language-autonym="Shqip" data-language-local-name="albanese" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%95%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Екосистем - serbo" lang="sr" hreflang="sr" data-title="Екосистем" data-language-autonym="Српски / srpski" data-language-local-name="serbo" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-stq mw-list-item"><a href="https://stq.wikipedia.org/wiki/%C3%96kosystem" title="Ökosystem - saterfriesisch" lang="stq" hreflang="stq" data-title="Ökosystem" data-language-autonym="Seeltersk" data-language-local-name="saterfriesisch" class="interlanguage-link-target"><span>Seeltersk</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/%C3%89kosistem" title="Ékosistem - sundanese" lang="su" hreflang="su" data-title="Ékosistem" data-language-autonym="Sunda" data-language-local-name="sundanese" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Ekosystem" title="Ekosystem - svedese" lang="sv" hreflang="sv" data-title="Ekosystem" data-language-autonym="Svenska" data-language-local-name="svedese" 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%9A%E0%AF%82%E0%AE%B4%E0%AE%B2%E0%AF%8D_%E0%AE%AE%E0%AE%A3%E0%AF%8D%E0%AE%9F%E0%AE%B2%E0%AE%AE%E0%AF%8D" title="சூழல் மண்டலம் - tamil" lang="ta" hreflang="ta" data-title="சூழல் மண்டலம்" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%AA%E0%B0%B0%E0%B1%8D%E0%B0%AF%E0%B0%BE%E0%B0%B5%E0%B0%B0%E0%B0%A3_%E0%B0%B5%E0%B1%8D%E0%B0%AF%E0%B0%B5%E0%B0%B8%E0%B1%8D%E0%B0%A5" title="పర్యావరణ వ్యవస్థ - telugu" lang="te" hreflang="te" data-title="పర్యావరణ వ్యవస్థ" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Экосистема - tagico" lang="tg" hreflang="tg" data-title="Экосистема" data-language-autonym="Тоҷикӣ" data-language-local-name="tagico" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%9A%E0%B8%99%E0%B8%B4%E0%B9%80%E0%B8%A7%E0%B8%A8" title="ระบบนิเวศ - thailandese" lang="th" hreflang="th" data-title="ระบบนิเวศ" data-language-autonym="ไทย" data-language-local-name="thailandese" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Ekosistema" title="Ekosistema - tagalog" lang="tl" hreflang="tl" data-title="Ekosistema" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Ekosistem" title="Ekosistem - turco" lang="tr" hreflang="tr" data-title="Ekosistem" data-language-autonym="Türkçe" data-language-local-name="turco" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%AD%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Экосистема - tataro" lang="tt" hreflang="tt" data-title="Экосистема" data-language-autonym="Татарча / tatarça" data-language-local-name="tataro" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%95%D0%BA%D0%BE%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Екосистема - ucraino" lang="uk" hreflang="uk" data-title="Екосистема" data-language-autonym="Українська" data-language-local-name="ucraino" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Ekotizim" title="Ekotizim - uzbeco" lang="uz" hreflang="uz" data-title="Ekotizim" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbeco" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/H%E1%BB%87_sinh_th%C3%A1i" title="Hệ sinh thái - vietnamita" lang="vi" hreflang="vi" data-title="Hệ sinh thái" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-vls mw-list-item"><a href="https://vls.wikipedia.org/wiki/Ekostelsl" title="Ekostelsl - fiammingo occidentale" lang="vls" hreflang="vls" data-title="Ekostelsl" data-language-autonym="West-Vlams" data-language-local-name="fiammingo occidentale" class="interlanguage-link-target"><span>West-Vlams</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Ekosistema" title="Ekosistema - waray" lang="war" hreflang="war" data-title="Ekosistema" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E7%94%9F%E6%80%81%E7%B3%BB%E7%BB%9F" title="生态系统 - wu" lang="wuu" hreflang="wuu" data-title="生态系统" data-language-autonym="吴语" data-language-local-name="wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xmf mw-list-item"><a href="https://xmf.wikipedia.org/wiki/%E1%83%94%E1%83%99%E1%83%9D%E1%83%A1%E1%83%98%E1%83%A1%E1%83%A2%E1%83%94%E1%83%9B%E1%83%90" title="ეკოსისტემა - mengrelio" lang="xmf" hreflang="xmf" data-title="ეკოსისტემა" data-language-autonym="მარგალური" data-language-local-name="mengrelio" class="interlanguage-link-target"><span>მარგალური</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%94%9F%E6%80%81%E7%B3%BB%E7%BB%9F" title="生态系统 - cinese" lang="zh" hreflang="zh" data-title="生态系统" data-language-autonym="中文" data-language-local-name="cinese" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Seng-th%C3%A0i-h%C4%93" title="Seng-thài-hē - min nan" lang="nan" hreflang="nan" data-title="Seng-thài-hē" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min nan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E7%94%9F%E6%85%8B%E7%B3%BB%E7%B5%B1" title="生態系統 - cantonese" lang="yue" hreflang="yue" data-title="生態系統" data-language-autonym="粵語" data-language-local-name="cantonese" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q37813#sitelinks-wikipedia" title="Modifica collegamenti interlinguistici" class="wbc-editpage">Modifica collegamenti</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespace"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a 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class="mbox-text-div"><b>Questa voce o sezione  sull'argomento biologia <a href="/wiki/Wikipedia:Uso_delle_fonti" title="Wikipedia:Uso delle fonti">non cita le fonti necessarie</a> o quelle presenti sono insufficienti</b>. <div class="hide-when-compact"> <div class="noprint"><hr />Puoi <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Ecosistema&action=edit">migliorare questa voce</a> aggiungendo citazioni da <a href="/wiki/Wikipedia:Fonti_attendibili" title="Wikipedia:Fonti attendibili">fonti attendibili</a> secondo le <a href="/wiki/Wikipedia:Uso_delle_fonti" title="Wikipedia:Uso delle fonti">linee guida sull'uso delle fonti</a>. Segui i suggerimenti del <a href="/wiki/Progetto:Biologia" title="Progetto:Biologia">progetto di riferimento</a>.</div> </div> </div> </div> </div> <p>Un <b>ecosistema</b> è un insieme naturale formato da una comunità di <a href="/wiki/Organismo_vivente" title="Organismo vivente">organismi viventi</a> e dall'<a href="/wiki/Ambiente_(biologia)" title="Ambiente (biologia)">ambiente</a> fisico nel quale essi vivono. È costituito da due componenti in stretta relazione: la prima rappresentata dagli <a href="/wiki/Organismo_vivente" title="Organismo vivente">organismi viventi</a> (<a href="/wiki/Biocenosi" title="Biocenosi">comunità biologica o biocenosi</a>) e l'altra dall'ambiente fisico (<a href="/wiki/Biotopo" title="Biotopo">componente abiotica o biotopo</a>) in cui essi vivono. Come tale l'ecosistema è una porzione dell'ecosfera e quindi della <a href="/wiki/Biosfera" title="Biosfera">biosfera</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Descrizione">Descrizione</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=1" title="Modifica la sezione Descrizione" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=1" title="Edit section's source code: Descrizione"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Il lemma <i>ecosistema</i> è stato coniato nel 1935. Ogni ecosistema è costituito da una o più <a href="/wiki/Comunit%C3%A0" title="Comunità">comunità</a> di organismi viventi (biotici) e da elementi non viventi (abiotici) che interagiscono tra loro; una comunità è a sua volta l'insieme di più <a href="/wiki/Popolazioni" class="mw-redirect" title="Popolazioni">popolazioni</a>,<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> costituite ognuna da organismi della stessa specie. L'insieme delle popolazioni, cioè la comunità, interagisce dunque con la componente abiotica formando l'ecosistema, nel quale si vengono a creare delle interazioni reciproche in un <a href="/wiki/Equilibrio_dinamico" title="Equilibrio dinamico">equilibrio dinamico</a> controllato da uno o più meccanismi fisico-chimici di retroazione (detti anche "feedback"). Un ecosistema è un <i>sistema aperto</i>, con strutture e funzioni caratteristiche e specifiche, determinate da: </p> <ul><li><a href="/wiki/Energetica_(ecologia)" class="mw-redirect" title="Energetica (ecologia)">flusso di energia</a>;</li> <li>circolazione di materia ed energia (chimica, calorica e meccanica) tra componente <a href="/wiki/Biotico" class="mw-redirect" title="Biotico">biotica</a> e <a href="/wiki/Abiotico" class="mw-redirect" title="Abiotico">abiotica</a>.</li></ul> <p>Gli ecosistemi presentano quattro caratteristiche comuni: </p> <ul><li>sono sistemi aperti;<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></li> <li>sono sempre formati da una componente <a href="/wiki/Abiotico" class="mw-redirect" title="Abiotico">abiotica</a> e da una componente <a href="/wiki/Biotico" class="mw-redirect" title="Biotico">biotica</a>;</li> <li>sono strutture interconnesse con altri ecosistemi, assieme ai quali formano dei macro-ecosistemi detti "paesaggi" (<a href="/wiki/Alexander_von_Humboldt" title="Alexander von Humboldt">Humboldt</a>, <a href="/wiki/Carl_Troll" title="Carl Troll">Troll</a>);</li> <li>tendono a raggiungere e a mantenere nel tempo un equilibrio dinamico e quindi una particolare stabilità evolvente.</li></ul> <p>La componente abiotica è costituita dagli elementi non viventi, dai componenti organici e inorganici e da fattori climatici. La componente biotica è costituita da organismi animali e vegetali che si possono considerare come appartenenti a tre diverse categorie: i produttori primari, i <a href="/wiki/Consumatore_(ecologia)" title="Consumatore (ecologia)">consumatori</a> e i decompositori. </p> <div class="mw-heading mw-heading3"><h3 id="Il_flusso_dell'energia"><span id="Il_flusso_dell.27energia"></span>Il flusso dell'energia</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=2" title="Modifica la sezione Il flusso dell'energia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=2" title="Edit section's source code: Il flusso dell'energia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r130657691">body:not(.skin-minerva) .mw-parser-output .vedi-anche{font-size:95%}</style><style data-mw-deduplicate="TemplateStyles:r139142988">.mw-parser-output .hatnote-content{align-items:center;display:flex}.mw-parser-output .hatnote-icon{flex-shrink:0}.mw-parser-output .hatnote-icon img{display:flex}.mw-parser-output .hatnote-text{font-style:italic}body:not(.skin-minerva) .mw-parser-output .hatnote{border:1px solid #CCC;display:flex;margin:.5em 0;padding:.2em .5em}body:not(.skin-minerva) .mw-parser-output .hatnote-text{padding-left:.5em}body.skin-minerva .mw-parser-output .hatnote-icon{padding-right:8px}body.skin-minerva .mw-parser-output .hatnote-icon img{height:auto;width:16px}body.skin--responsive .mw-parser-output .hatnote a.new{color:#d73333}body.skin--responsive .mw-parser-output .hatnote a.new:visited{color:#a55858}</style> <div class="hatnote noprint vedi-anche"> <div class="hatnote-content"><span class="noviewer hatnote-icon" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/18px-Magnifying_glass_icon_mgx2.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/27px-Magnifying_glass_icon_mgx2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/36px-Magnifying_glass_icon_mgx2.svg.png 2x" data-file-width="286" data-file-height="280" /></span></span> <span class="hatnote-text">Lo stesso argomento in dettaglio: <b><a href="/wiki/Energetica_(ecologia)" class="mw-redirect" title="Energetica (ecologia)">Energetica (ecologia)</a></b>.</span></div> </div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:FoodWeb.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a7/FoodWeb.svg/350px-FoodWeb.svg.png" decoding="async" width="350" height="405" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a7/FoodWeb.svg/525px-FoodWeb.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a7/FoodWeb.svg/700px-FoodWeb.svg.png 2x" data-file-width="1125" data-file-height="1301" /></a><figcaption>Schema di rete alimentare.</figcaption></figure> <p>Nella quasi totalità degli ecosistemi terrestri il flusso di energia si origina dalla <a href="/wiki/Radiazione_solare" title="Radiazione solare">radiazione solare</a> che, a differenza della materia, non è riciclabile, ma viene mandata in modo costante dal <a href="/wiki/Sole" title="Sole">Sole</a>. </p><p>Una volta raggiunta la <a href="/wiki/Terra" title="Terra">Terra</a>, solo una piccola parte di questa energia viene catturata ed utilizzata dagli <a href="/wiki/Organismi_viventi" class="mw-redirect" title="Organismi viventi">organismi</a> <a href="/wiki/Autotrofi" class="mw-redirect" title="Autotrofi">autotrofi</a> <a href="/wiki/Fotosintesi" class="mw-redirect" title="Fotosintesi">fotosintetici</a> per la trasformazione della sostanza inorganica in sostanza organica. </p><p>La <a href="/wiki/Reazione_chimica" title="Reazione chimica">reazione chimica</a> che permette di immagazzinare l'energia luminosa solare è la <a href="/wiki/Fotosintesi_clorofilliana" title="Fotosintesi clorofilliana">fotosintesi clorofilliana</a>, che avviene nelle parti verdi delle piante acquatiche e terrestri, microscopiche come le <a href="/wiki/Alghe" class="mw-redirect" title="Alghe">alghe</a> unicellulari o enormi come la <a href="/wiki/Metasequoia_glyptostroboides" title="Metasequoia glyptostroboides">sequoia</a>. In questo modo si ottengono i tre tipi fondamentali di <a href="/wiki/Composti_organici" class="mw-redirect" title="Composti organici">composti organici</a>: <a href="/wiki/Carboidrati" class="mw-redirect" title="Carboidrati">carboidrati</a>, <a href="/wiki/Lipidi" title="Lipidi">grassi</a> e <a href="/wiki/Proteine" title="Proteine">proteine</a>. </p> <div class="mw-heading mw-heading3"><h3 id="La_catena_alimentare">La catena alimentare</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=3" title="Modifica la sezione La catena alimentare" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=3" title="Edit section's source code: La catena alimentare"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r130657691"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r139142988"> <div class="hatnote noprint vedi-anche"> <div class="hatnote-content"><span class="noviewer hatnote-icon" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/18px-Magnifying_glass_icon_mgx2.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/27px-Magnifying_glass_icon_mgx2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/36px-Magnifying_glass_icon_mgx2.svg.png 2x" data-file-width="286" data-file-height="280" /></span></span> <span class="hatnote-text">Lo stesso argomento in dettaglio: <b><a href="/wiki/Sinecologia" title="Sinecologia">Sinecologia</a></b>.</span></div> </div> <p>Attraverso la <a href="/wiki/Catena_alimentare" title="Catena alimentare">catena alimentare</a> o, più correttamente, la <a href="/wiki/Rete_alimentare" title="Rete alimentare">rete alimentare</a>, la materia organica viene poi utilizzata come fonte di energia dagli organismi <a href="/wiki/Eterotrofi" class="mw-redirect" title="Eterotrofi">eterotrofi</a>, entrando così in circolo nell'ecosistema.<br /> La catena alimentare è una semplificazione del rapporto che esiste tra gli organismi viventi, e prende in esame uno solo dei possibili percorsi che la materia compie nell'ecosistema. È preferibile parlare di rete alimentare perché i rapporti tra i viventi sono estremamente complessi, specialmente negli ecosistemi evoluti, come il <a href="/wiki/Climax_(ecologia)" title="Climax (ecologia)">climax</a>. </p><p>In sintesi parte delle sostanze chimiche inorganiche presenti nel terreno (cioè <a href="/wiki/Acqua" title="Acqua">acqua</a> e <a href="/wiki/Sali_minerali" title="Sali minerali">sali minerali</a>) e nell'aria (<a href="/wiki/Anidride_carbonica" title="Anidride carbonica">anidride carbonica</a>) vengono trasformate in sostanze organiche, che costituiscono prima di tutto i tessuti degli organismi vegetali, le piante cioè, che sono il primo anello della catena alimentare, e vengono definite <i><a href="/wiki/Autotrofia" title="Autotrofia">produttori</a></i>. I <i><a href="/wiki/Eterotrofia" title="Eterotrofia">consumatori</a> primari</i>, cioè gli erbivori (insetti ed animali superiori), se ne nutrono, e sfruttano l'energia chimica immagazzinata nelle sostanze organiche prodotte dai produttori. A loro volta questi <i>consumatori primari</i> sono preda dei <i>consumatori secondari</i>, cioè dei <a href="/wiki/Carnivoro" title="Carnivoro">carnivori</a>, <a href="/wiki/Predatori" class="mw-redirect" title="Predatori">predatori</a> (ad esempio grandi felini, rapaci, invertebrati predatori come ragni e scorpioni, pesci, e così via). </p><p>A volte è difficile stabilire in modo preciso i vari rapporti che si formano tra prede e <a href="/wiki/Predatori" class="mw-redirect" title="Predatori">predatori</a>, con i consumatori che possono essere primari, cioè di primo livello, secondari, cioè di secondo livello, e così via, sino ad arrivare ai predatori apicali, che di solito, in un ecosistema sono sempre poco numerosi. Tra i consumatori apicali o finali ci sono i grandi rapaci, come l'aquila, oppure, tra i mammiferi, il lupo, la volpe, o la tigre e il leone, a seconda dell'ambiente geografico. Quando <i>produttori</i> e <i>consumatori</i> muoiono e non vengono utilizzati da altri membri della catena, i <i><a href="/wiki/Decomposizione_(biologia)" title="Decomposizione (biologia)">decompositori</a></i> (batteri, funghi) <i>smontano</i> le sostanze organiche in elementi e composti inorganici che concimeranno il terreno ed entreranno di nuovo nel ciclo. </p><p>Un ecosistema è in equilibrio quando la catena del ciclo alimentare si chiude e quando le innumerevoli e multiformi relazioni fra gli <a href="/wiki/Organismi_viventi" class="mw-redirect" title="Organismi viventi">organismi viventi</a> (come il <a href="/wiki/Parassitismo" title="Parassitismo">parassitismo</a>, <a href="/wiki/Simbiosi_(ecologia)" class="mw-redirect" title="Simbiosi (ecologia)">simbiosi</a>, <a href="/wiki/Commensalismo" title="Commensalismo">commensalismo</a>) funzionano in modo da regolare il delicato meccanismo di un ecosistema all'interno dell'<a href="/wiki/Ecoregione" title="Ecoregione">ecoregione</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Tipologia_degli_ecosistemi">Tipologia degli ecosistemi</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=4" title="Modifica la sezione Tipologia degli ecosistemi" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=4" title="Edit section's source code: Tipologia degli ecosistemi"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Vi sono, nella classificazione antropologica, due classi di ecosistemi: </p> <ul><li>l'<i>ecosistema generalizzato</i>: è un ecosistema in cui si trova una grande complessità di specie animali e vegetali che vivono in simbiosi tra loro e il cui squilibrio può portare a gravi reazioni a catena;</li> <li>l'<i>ecosistema specializzato</i>: è un ecosistema che produce molto in termini agricoli ma impoverisce la terra (ad esempio terreni agricoli sottoposti a <a href="/wiki/Monocoltura" title="Monocoltura">monocoltura</a> e apicoltura).</li></ul> <p>Da un altro punto di vista, si distinguono: </p> <ul><li><i>ecosistemi naturali</i>: che, una volta raggiunto l'equilibrio ecologico (climax) hanno una elevata produttività lorda e una produttività netta nulla;</li> <li><i>ecosistemi artificiali</i>: con una minore produttività lorda e con una produttività netta positiva (quelli agricoli) o negativa (quelli urbani).</li></ul> <p>Gli ecosistemi naturali sono importanti in particolar modo per le leggi fisiche che li caratterizzano nel tempo rispettando la nota <a href="/wiki/Legge_di_potenza" title="Legge di potenza">legge di potenza</a>, applicabile ai più svariati campi. Gli ecosistemi possono essere rappresentati come reti in due principali tipi: </p> <ul><li><i>rete egualitaria o punto a punto</i>: in caso di attacco casuale si dimostra più fragile, ma è più resistente all'attacco mirato;</li> <li><i>rete elitaria</i> con pochi nodi più interconnessi: più resistente nell'attacco casuale, ma vulnerabile in quello mirato.</li></ul> <p>Un ecosistema si definisce fragile o poco resiliente se ha un basso livello di <a href="/wiki/Biodiversit%C3%A0" title="Biodiversità">biodiversità</a> (vegetale, animale, ecc.) perché più debole nei casi di stress ambientali (intossicazione, introduzione di specie diverse più aggressive, ecc.) rispetto ad uno a più elevato livello di <a href="/wiki/Biodiversit%C3%A0" title="Biodiversità">biodiversità</a>, più resiliente, il quale è favorito per la sua <a href="/wiki/Analisi_di_sopravvivenza" title="Analisi di sopravvivenza">sopravvivenza</a> e per la quantità di <a href="/wiki/Biomassa" title="Biomassa">biomassa</a> (vegetale, animale ecc.) che ne costituisce l'<a href="/wiki/Habitat" title="Habitat">habitat</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Storia">Storia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=5" title="Modifica la sezione Storia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=5" title="Edit section's source code: Storia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r139255918">.mw-parser-output .avviso-mini{border:1px solid #aaa;background-color:#fbfbfb;margin-bottom:.5em;padding:0 2px 0 3px;margin:5px 10%;font-size:90%}.mw-parser-output .avviso-mini>div:first-of-type{margin:2px 2px 2px 0}.mw-parser-output .avviso-mini .mw-collapsible-content{padding:2px 0 0 7px}.mw-parser-output .avviso-mini-informazioni{border-left:10px solid #1e90ff}.mw-parser-output .avviso-mini-contenuto{border-left:10px solid #f28500}.mw-parser-output .avviso-mini-stile{border-left:10px solid #f4c430}.mw-parser-output .avviso-mini-statico{border-left:10px solid limegreen}.mw-parser-output .avviso-mini-struttura{border-left:10px solid #9932cc}.mw-parser-output .avviso-mini-generico{border-left:10px solid #bba}body.skin-minerva .mw-parser-output .avviso-mini{border:none;margin-bottom:1px;padding:inherit}body.skin-minerva .mw-parser-output .avviso-mini .mbox-text-div{font-style:normal}html.client-js body.skin-minerva .mw-parser-output .avviso-mini>div{padding:8px 8px 8px 32px!important;position:relative}</style><div class="ambox avviso-mini noprint metadata avviso-mini-informazioni plainlinks"> <div class="mbox-text"> <div class="mbox-text-div" style="display:flex; flex-direction:row; align-items:center; column-gap:5px;"><span class="mbox-image"><span typeof="mw:File"><a href="/wiki/File:Quill-Nuvola.svg" class="mw-file-description" title="Sezione vuota"><img alt="Sezione vuota" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f8/Quill-Nuvola.svg/20px-Quill-Nuvola.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f8/Quill-Nuvola.svg/30px-Quill-Nuvola.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f8/Quill-Nuvola.svg/40px-Quill-Nuvola.svg.png 2x" data-file-width="50" data-file-height="50" /></a></span></span><span style="width:100%"><b>Questa sezione  sull'argomento storia è ancora vuota</b>. <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Ecosistema&action=edit">Aiutaci</a> a scriverla!</span></div> </div> </div> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=6" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=6" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1"><b>^</b></a> <span class="reference-text">Si veda la "Scala di aggregazione della materia vivente" nella Voce <a href="/wiki/Paesaggio" title="Paesaggio">Paesaggio</a>, settore "Il paesaggio scientifico"</span> </li> <li id="cite_note-2"><a href="#cite_ref-2"><b>^</b></a> <span class="reference-text">Tutti i sistemi viventi sono sistemi aperti, che hanno cioè interscambi con l'ambiente esterno. Non esistono in natura sistemi chiusi. A rigore, anche i sistemi non viventi (il sistema solare, un orologio, etc.) sono sistemi aperti, anche se per semplificare, vengono talvolta considerati come sistemi chiusi. Ne deriva che un sistema chiuso è solo un'astrazione riduttiva.</span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Bibliografia">Bibliografia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=7" title="Modifica la sezione Bibliografia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=7" title="Edit section's source code: Bibliografia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>Eugene P. Odum, <i>Ecology</i>, Holt, Baltimora 1963. Ecologia (traduz. italiana a cura di Guido Modiano), Zanichelli, Bologna 1966.</li> <li>James G. Miller, <i>La teoria generale dei sistemi viventi</i>, (traduz. italiana di Angelo Beretta), Franco Angeli, Milano 1971.</li> <li>Roger Dajoz, <i>Précis d'écologie</i>, Dunod, Parigi 1971.</li> <li><a href="/wiki/Valerio_Giacomini" title="Valerio Giacomini">Valerio Giacomini</a>, <i>Perché l'ecologia</i>, La Scuola, Brescia 1980</li> <li><a href="/wiki/Stuart_Kauffman" title="Stuart Kauffman">Stuart Kauffman</a>, <i>A casa nell'universo</i>, <a href="/wiki/Speciale:RicercaISBN/8835948975" class="internal mw-magiclink-isbn">ISBN 88-359-4897-5</a>, Ed. Riuniti, 2001.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=8" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=8" title="Edit section's source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Ecologia" title="Ecologia">Ecologia</a></li> <li><a href="/wiki/Botanica" title="Botanica">Botanica</a></li> <li><a href="/wiki/Bioma" title="Bioma">Bioma</a></li> <li><a href="/wiki/Biosfera" title="Biosfera">Biosfera</a></li> <li><a href="/wiki/Biota_(ecologia)" class="mw-redirect" title="Biota (ecologia)">Biota (ecologia)</a></li> <li><a href="/wiki/Cicli_biogeochimici" class="mw-redirect" title="Cicli biogeochimici">Cicli biogeochimici</a></li> <li><a href="/wiki/Ecoregione" title="Ecoregione">Ecoregione</a></li> <li><a href="/wiki/Fauna" title="Fauna">Fauna</a></li> <li><a href="/wiki/Flora_(botanica)" class="mw-redirect" title="Flora (botanica)">Flora (botanica)</a></li> <li><a href="/wiki/Teoria_generale_dei_sistemi" class="mw-redirect" title="Teoria generale dei sistemi">Teoria generale dei sistemi</a></li> <li><a href="/wiki/Ecosistema_terrestre" title="Ecosistema terrestre">Ecosistema terrestre</a></li> <li><a href="/wiki/Servizi_ecosistemici" title="Servizi ecosistemici">Servizi ecosistemici</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=9" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=9" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><a href="https://it.wiktionary.org/wiki/ecosistema" class="extiw" title="wikt:ecosistema">Wikizionario</a></li> <li class="" title=""><span class="plainlinks" title="commons:Category:Ecosystems"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Ecosystems?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://it.wiktionary.org/wiki/" title="Collabora a Wikizionario"><img alt="Collabora a Wikizionario" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/18px-Wiktionary_small.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/27px-Wiktionary_small.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/36px-Wiktionary_small.svg.png 2x" data-file-width="350" data-file-height="350" /></a></span> <a href="https://it.wiktionary.org/wiki/" class="extiw" title="wikt:">Wikizionario</a> contiene il lemma di dizionario «<b><a href="https://it.wiktionary.org/wiki/ecosistema" class="extiw" title="wikt:ecosistema">ecosistema</a></b>»</li> <li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/?uselang=it" title="Collabora a Wikimedia Commons"><img alt="Collabora a Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png" decoding="async" width="18" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/27px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/36px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/?uselang=it">Wikimedia Commons</a></span> contiene immagini o altri file su <b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Ecosystems?uselang=it">ecosistema</a></span></b></li></ul> <div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Ecosistema&veaction=edit&section=10" title="Modifica la sezione Collegamenti esterni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Ecosistema&action=edit&section=10" title="Edit section's source code: Collegamenti esterni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li class="mw-empty-elt"></li> <li><cite id="CITEREFBritannica.com" class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://www.britannica.com/science/ecosystem"><span style="font-style:italic;">ecosystem</span></a>, su <span style="font-style:italic;"><a href="/wiki/Enciclopedia_Britannica" title="Enciclopedia Britannica">Enciclopedia Britannica</a></span>, Encyclopædia Britannica, Inc.</cite> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q37813#P1417" title="Modifica su Wikidata"><img alt="Modifica su Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/10px-Blue_pencil.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/15px-Blue_pencil.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/20px-Blue_pencil.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></li> <li><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20091001192933/http://www.wwf.it/client/render.aspx?root=518&cat=1"><span style="font-style:italic;">Animali, Piante, Ecosistemi sul sito del WWF Italia</span></a>, su <span style="font-style:italic;">wwf.it</span>. <small>URL consultato il 1º marzo 2018</small> <small>(archiviato dall'<abbr title="http://www.wwf.it/client/render.aspx?root=518&cat=1">url originale</abbr> il 1º ottobre 2009)</small>.</cite></li></ul> <style data-mw-deduplicate="TemplateStyles:r140554510">.mw-parser-output .CdA{border:1px solid #aaa;width:100%;margin:auto;font-size:90%;padding:2px}.mw-parser-output .CdA th{background-color:#f2f2f2;font-weight:bold;width:20%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .CdA{border-color:#54595D}html.skin-theme-clientpref-night .mw-parser-output .CdA th{background-color:#202122}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .CdA{border-color:#54595D}html.skin-theme-clientpref-os .mw-parser-output .CdA th{background-color:#202122}}</style><table class="CdA"><tbody><tr><th><a href="/wiki/Aiuto:Controllo_di_autorit%C3%A0" title="Aiuto:Controllo di autorità">Controllo di autorità</a></th><td><a href="/wiki/Nuovo_soggettario" title="Nuovo soggettario">Thesaurus BNCF</a> <span class="uid"><a rel="nofollow" class="external text" href="https://thes.bncf.firenze.sbn.it/termine.php?id=8629">8629</a></span><span style="font-weight:bold;"> ·</span> <a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a> <span class="uid">(<span style="font-weight:bolder; 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