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Strategy ‒ Sustainability ‐ EPFL
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/** * @output wp-includes/js/wp-emoji-loader.js */ /** * Emoji Settings as exported in PHP via _print_emoji_detection_script(). * @typedef WPEmojiSettings * @type {object} * @property {?object} source * @property {?string} source.concatemoji * @property {?string} source.twemoji * @property {?string} source.wpemoji * @property {?boolean} DOMReady * @property {?Function} readyCallback */ /** * Support tests. * @typedef SupportTests * @type {object} * @property {?boolean} flag * @property {?boolean} emoji */ /** * IIFE to detect emoji support and load Twemoji if needed. * * @param {Window} window * @param {Document} document * @param {WPEmojiSettings} settings */ ( function wpEmojiLoader( window, document, settings ) { if ( typeof Promise === 'undefined' ) { return; } var sessionStorageKey = 'wpEmojiSettingsSupports'; var tests = [ 'flag', 'emoji' ]; /** * Checks whether the browser supports offloading to a Worker. * * @since 6.3.0 * * @private * * @returns {boolean} */ function supportsWorkerOffloading() { return ( typeof Worker !== 'undefined' && typeof OffscreenCanvas !== 'undefined' && typeof URL !== 'undefined' && URL.createObjectURL && typeof Blob !== 'undefined' ); } /** * @typedef SessionSupportTests * @type {object} * @property {number} timestamp * @property {SupportTests} supportTests */ /** * Get support tests from session. * * @since 6.3.0 * * @private * * @returns {?SupportTests} Support tests, or null if not set or older than 1 week. */ function getSessionSupportTests() { try { /** @type {SessionSupportTests} */ var item = JSON.parse( sessionStorage.getItem( sessionStorageKey ) ); if ( typeof item === 'object' && typeof item.timestamp === 'number' && new Date().valueOf() < item.timestamp + 604800 && // Note: Number is a week in seconds. typeof item.supportTests === 'object' ) { return item.supportTests; } } catch ( e ) {} return null; } /** * Persist the supports in session storage. * * @since 6.3.0 * * @private * * @param {SupportTests} supportTests Support tests. */ function setSessionSupportTests( supportTests ) { try { /** @type {SessionSupportTests} */ var item = { supportTests: supportTests, timestamp: new Date().valueOf() }; sessionStorage.setItem( sessionStorageKey, JSON.stringify( item ) ); } catch ( e ) {} } /** * Checks if two sets of Emoji characters render the same visually. * * This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing * scope. Everything must be passed by parameters. * * @since 4.9.0 * * @private * * @param {CanvasRenderingContext2D} context 2D Context. * @param {string} set1 Set of Emoji to test. * @param {string} set2 Set of Emoji to test. * * @return {boolean} True if the two sets render the same. */ function emojiSetsRenderIdentically( context, set1, set2 ) { // Cleanup from previous test. context.clearRect( 0, 0, context.canvas.width, context.canvas.height ); context.fillText( set1, 0, 0 ); var rendered1 = new Uint32Array( context.getImageData( 0, 0, context.canvas.width, context.canvas.height ).data ); // Cleanup from previous test. context.clearRect( 0, 0, context.canvas.width, context.canvas.height ); context.fillText( set2, 0, 0 ); var rendered2 = new Uint32Array( context.getImageData( 0, 0, context.canvas.width, context.canvas.height ).data ); return rendered1.every( function ( rendered2Data, index ) { return rendered2Data === rendered2[ index ]; } ); } /** * Determines if the browser properly renders Emoji that Twemoji can supplement. * * This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing * scope. Everything must be passed by parameters. * * @since 4.2.0 * * @private * * @param {CanvasRenderingContext2D} context 2D Context. * @param {string} type Whether to test for support of "flag" or "emoji". * @param {Function} emojiSetsRenderIdentically Reference to emojiSetsRenderIdentically function, needed due to minification. * * @return {boolean} True if the browser can render emoji, false if it cannot. */ function browserSupportsEmoji( context, type, emojiSetsRenderIdentically ) { var isIdentical; switch ( type ) { case 'flag': /* * Test for Transgender flag compatibility. Added in Unicode 13. * * To test for support, we try to render it, and compare the rendering to how it would look if * the browser doesn't render it correctly (white flag emoji + transgender symbol). */ isIdentical = emojiSetsRenderIdentically( context, '\uD83C\uDFF3\uFE0F\u200D\u26A7\uFE0F', // as a zero-width joiner sequence '\uD83C\uDFF3\uFE0F\u200B\u26A7\uFE0F' // separated by a zero-width space ); if ( isIdentical ) { return false; } /* * Test for UN flag compatibility. This is the least supported of the letter locale flags, * so gives us an easy test for full support. * * To test for support, we try to render it, and compare the rendering to how it would look if * the browser doesn't render it correctly ([U] + [N]). */ isIdentical = emojiSetsRenderIdentically( context, '\uD83C\uDDFA\uD83C\uDDF3', // as the sequence of two code points '\uD83C\uDDFA\u200B\uD83C\uDDF3' // as the two code points separated by a zero-width space ); if ( isIdentical ) { return false; } /* * Test for English flag compatibility. England is a country in the United Kingdom, it * does not have a two letter locale code but rather a five letter sub-division code. * * To test for support, we try to render it, and compare the rendering to how it would look if * the browser doesn't render it correctly (black flag emoji + [G] + [B] + [E] + [N] + [G]). */ isIdentical = emojiSetsRenderIdentically( context, // as the flag sequence '\uD83C\uDFF4\uDB40\uDC67\uDB40\uDC62\uDB40\uDC65\uDB40\uDC6E\uDB40\uDC67\uDB40\uDC7F', // with each code point separated by a zero-width space '\uD83C\uDFF4\u200B\uDB40\uDC67\u200B\uDB40\uDC62\u200B\uDB40\uDC65\u200B\uDB40\uDC6E\u200B\uDB40\uDC67\u200B\uDB40\uDC7F' ); return ! isIdentical; case 'emoji': /* * Four and twenty blackbirds baked in a pie. * * To test for Emoji 15.0 support, try to render a new emoji: Blackbird. * * The Blackbird is a ZWJ sequence combining 🐦 Bird and ⬛ large black square., * * 0x1F426 (\uD83D\uDC26) == Bird * 0x200D == Zero-Width Joiner (ZWJ) that links the code points for the new emoji or * 0x200B == Zero-Width Space (ZWS) that is rendered for clients not supporting the new emoji. * 0x2B1B == Large Black Square * * When updating this test for future Emoji releases, ensure that individual emoji that make up the * sequence come from older emoji standards. */ isIdentical = emojiSetsRenderIdentically( context, '\uD83D\uDC26\u200D\u2B1B', // as the zero-width joiner sequence '\uD83D\uDC26\u200B\u2B1B' // separated by a zero-width space ); return ! isIdentical; } return false; } /** * Checks emoji support tests. * * This function may be serialized to run in a Worker. Therefore, it cannot refer to variables from the containing * scope. Everything must be passed by parameters. * * @since 6.3.0 * * @private * * @param {string[]} tests Tests. * @param {Function} browserSupportsEmoji Reference to browserSupportsEmoji function, needed due to minification. * @param {Function} emojiSetsRenderIdentically Reference to emojiSetsRenderIdentically function, needed due to minification. * * @return {SupportTests} Support tests. */ function testEmojiSupports( tests, browserSupportsEmoji, emojiSetsRenderIdentically ) { var canvas; if ( typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope ) { canvas = new OffscreenCanvas( 300, 150 ); // Dimensions are default for HTMLCanvasElement. } else { canvas = document.createElement( 'canvas' ); } var context = canvas.getContext( '2d', { willReadFrequently: true } ); /* * Chrome on OS X added native emoji rendering in M41. Unfortunately, * it doesn't work when the font is bolder than 500 weight. So, we * check for bold rendering support to avoid invisible emoji in Chrome. */ context.textBaseline = 'top'; context.font = '600 32px Arial'; var supports = {}; tests.forEach( function ( test ) { supports[ test ] = browserSupportsEmoji( context, test, emojiSetsRenderIdentically ); } ); return supports; } /** * Adds a script to the head of the document. * * @ignore * * @since 4.2.0 * * @param {string} src The url where the script is located. * * @return {void} */ function addScript( src ) { var script = document.createElement( 'script' ); script.src = src; script.defer = true; document.head.appendChild( script ); } settings.supports = { everything: true, everythingExceptFlag: true }; // Create a promise for DOMContentLoaded since the worker logic may finish after the event has fired. var domReadyPromise = new Promise( function ( resolve ) { document.addEventListener( 'DOMContentLoaded', resolve, { once: true } ); } ); // Obtain the emoji support from the browser, asynchronously when possible. new Promise( function ( resolve ) { var supportTests = getSessionSupportTests(); if ( supportTests ) { resolve( supportTests ); return; } if ( supportsWorkerOffloading() ) { try { // Note that the functions are being passed as arguments due to minification. var workerScript = 'postMessage(' + testEmojiSupports.toString() + '(' + [ JSON.stringify( tests ), browserSupportsEmoji.toString(), emojiSetsRenderIdentically.toString() ].join( ',' ) + '));'; var blob = new Blob( [ workerScript ], { type: 'text/javascript' } ); var worker = new Worker( URL.createObjectURL( blob ), { name: 'wpTestEmojiSupports' } ); worker.onmessage = function ( event ) { supportTests = event.data; setSessionSupportTests( supportTests ); worker.terminate(); resolve( supportTests ); }; return; } catch ( e ) {} } supportTests = testEmojiSupports( tests, browserSupportsEmoji, emojiSetsRenderIdentically ); setSessionSupportTests( supportTests ); resolve( supportTests ); } ) // Once the browser emoji support has been obtained from the session, finalize the settings. .then( function ( supportTests ) { /* * Tests the browser support for flag emojis and other emojis, and adjusts the * support settings accordingly. */ for ( var test in supportTests ) { settings.supports[ test ] = supportTests[ test ]; settings.supports.everything = settings.supports.everything && settings.supports[ test ]; if ( 'flag' !== test ) { settings.supports.everythingExceptFlag = settings.supports.everythingExceptFlag && settings.supports[ test ]; } } settings.supports.everythingExceptFlag = settings.supports.everythingExceptFlag && ! settings.supports.flag; // Sets DOMReady to false and assigns a ready function to settings. settings.DOMReady = false; settings.readyCallback = function () { settings.DOMReady = true; }; } ) .then( function () { return domReadyPromise; } ) .then( function () { // When the browser can not render everything we need to load a polyfill. if ( ! settings.supports.everything ) { settings.readyCallback(); var src = settings.source || {}; if ( src.concatemoji ) { addScript( src.concatemoji ); } else if ( src.wpemoji && src.twemoji ) { addScript( src.twemoji ); addScript( src.wpemoji ); } } } ); } )( window, document, window._wpemojiSettings ); /* ]]> */ </script> <style id='wp-emoji-styles-inline-css' type='text/css'> img.wp-smiley, img.emoji { display: inline !important; border: none !important; box-shadow: none !important; height: 1em !important; width: 1em !important; margin: 0 0.07em !important; vertical-align: -0.1em !important; background: none !important; padding: 0 !important; } </style> <link rel='stylesheet' id='wp-block-library-css' href='https://www.epfl.ch/about/sustainability/wp-includes/css/dist/block-library/style.css?ver=6.7.2' type='text/css' media='all' /> <link rel='stylesheet' id='wp-gutenberg-epfl-bases-style-css-css' href='https://www.epfl.ch/about/sustainability/wp-content/plugins/wp-gutenberg-epfl/build/style-index.css?ver=1741815482' 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id="post-1937" class="post-1937 page type-page status-publish has-post-thumbnail hentry"> <div class="entry-content container-grid pb-5 mb-4 "> <div class="container-full my-3"> <div class="hero"> <div class="hero-content-container"> <h1 class="hero-title">Climate & Sustainability Strategy</h1> <div class="hero-content">We published our first Climate & Sustainability Strategy in early 2023, which was developed through the combined efforts of our vice presidencies, our various schools and colleges, and our partner organizations.</div> </div> <div class="hero-img"> <figure class="cover"> <picture><img decoding="async" width="1181" height="787" src="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Strategie_Jamani_Caillet_medium.jpg" class="img-fluid" alt="" srcset="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Strategie_Jamani_Caillet_medium.jpg 1181w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Strategie_Jamani_Caillet_medium-300x200.jpg 300w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Strategie_Jamani_Caillet_medium-1024x682.jpg 1024w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Strategie_Jamani_Caillet_medium-768x512.jpg 768w" sizes="(max-width: 1181px) 100vw, 1181px" /></picture> <figcaption> <button aria-hidden="true" type="button" class="btn-circle" data-toggle="popover" data-content="Bird’s-eye view of the EPFL campus © EPFL Jamani Caillet"> <svg class="icon" aria-hidden="true"> <use xlink:href="#icon-info"></use> </svg> <svg class="icon icon-rotate-90" aria-hidden="true"> <use xlink:href="#icon-chevron-right"></use> </svg> </button> <p class="sr-only">Bird’s-eye view of the EPFL campus © EPFL Jamani Caillet</p> </figcaption> </figure> </div> </div> </div> <div class="container-full my-3"><div class="introduction bg-gray-100"><div class="container"><div class="row"><div class="col-md-8 offset-md-2"><p>The Climate & Sustainability Strategy aims to reduce our greenhouse gas emissions by an average of 40% (from respectively 2006 and 2019 levels) by 2030.</p><p>In the strategy, we set out sustainability goals for our core missions of education, research and innovation. We also outline measures to reduce the environmental impact of our operations, to make our campuses more resilient to climate change, and to incorporate social aspects into our approach in order to improve the well-being of our community.</p></div></div></div></div></div> <div style="height:48px" aria-hidden="true" class="wp-block-spacer"></div> <center> <a href="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/03/Climate_Sustainability_Strategy_EPFL_2023.pdf" target="_blank" rel="noopener"> <button class="btn btn-primary">Download the Climate & Sustainability Strategy 2030 (PDF, 22 MB)</button> </a> </center> <div style="height:50px" aria-hidden="true" class="wp-block-spacer"></div> <center> <a href="https://www.epfl.ch/about/sustainability/wp-content/uploads/2024/10/Climate_Sustainability_Strategy_EPFL_2024_update.pdf" > <button class="btn btn-secondary">Climate and Sustainability Strategy 2024 Progress Report (PDF, 12 MB)</button> </a> </center> <div style="height:48px" aria-hidden="true" class="wp-block-spacer"></div> <h2 class="wp-block-heading">Key strategy objectives</h2> <h3 class="wp-block-heading"><strong><strong>Education, research and innovation</strong></strong></h3> <ul> <li>Introduce a core sustainability class for all Bachelor’s students starting in the 2024–2025 academic year</li> <li>Introduce field-specific sustainability classes into all degree programs starting in 2023, in order to train the next generation of experts</li> <li>Establish EPFL as a highly visible, leading and proactive university in sustainability – one that’s developing science- and engineering-based solutions that respect our planetary boundaries</li> <li>Quantify the environmental footprint of our research activities and map out reduction measures</li> <li>Transfer sustainable, innovative technology to society in order to reduce our energy dependence and shrink our carbon footprint; this will entail drawing on our know-how in sustainability, clean energy and carbon capture, use and storage</li> <li>Introduce targeted programs to support new business creation in the fields of climate change and sustainability, and help startups reach their end-markets</li> <li>Provide lifelong learning programs in sustainability-related fields for our community and society more broadly</li> </ul> <div style="height:48px" aria-hidden="true" class="wp-block-spacer"></div> <h3 class="wp-block-heading"><strong><strong>Campus operations</strong></strong></h3> <ul> <li>Cut our energy-related carbon emissions by 50% (from 2006 levels) by 2030</li> <li>Cut our travel-related carbon emissions by at least 30% (from 2019 levels) by 2030</li> <li>Cut our food-related carbon emissions by at least 40% (from 2019 levels) by 2030</li> <li>Cut our commuting-related carbon emissions by at least 30% (from 2019 levels) by 2030</li> <li>Cut waste by 30% and increase our recycling rate to 80% by 2025</li> <li>Train our community on green IT by 2025</li> <li>Aim for a canopy index of 30% by 2030 on the Lausanne campus, in order to mitigate heat islands, promote biodiversity and improve well-being</li> <li>Include ambitious sustainability criteria in all EPFL tenders by 2025</li> <li>Develop and implement a transparent policy on sustainable investing and third-party funding</li> </ul> <div style="height:48px" aria-hidden="true" class="wp-block-spacer"></div> <h2 class="wp-block-heading" id="EN-Strategy-objectives-in-figures">Strategy objectives in figures</h2> <figure class="wp-block-image size-large"><img decoding="async" width="679" height="1024" src="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/02/EN_Strategie-objectifs-chiffres-679x1024.jpg" alt="CO2 emissions reduction targets 2019-20230" class="wp-image-3033" srcset="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/02/EN_Strategie-objectifs-chiffres-679x1024.jpg 679w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/02/EN_Strategie-objectifs-chiffres-199x300.jpg 199w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/02/EN_Strategie-objectifs-chiffres-768x1158.jpg 768w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/02/EN_Strategie-objectifs-chiffres-1019x1536.jpg 1019w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/02/EN_Strategie-objectifs-chiffres.jpg 1200w" sizes="(max-width: 679px) 100vw, 679px" /></figure> <div style="height:48px" aria-hidden="true" class="wp-block-spacer"></div> <h2 class="wp-block-heading">More information</h2> <ul> <li>Download our <a href="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/03/Climate_Sustainability_Strategy_EPFL_2023.pdf" target="_blank" rel="noopener noreferrer">Climate & Sustainability Strategy</a> (PDF, 22 MB)</li> <li>Learn more about the measures introduced for <a href="https://www.epfl.ch/about/sustainability/#EN-domaines-action">each of our focus areas</a></li> </ul> <div style="height:38px" aria-hidden="true" class="wp-block-spacer"></div> <center> <a href="/cdn-cgi/l/email-protection#ee9d9b9d9a8f87808f8c8782879a97ae8b9e8882c08d86"> <button class="btn btn-primary">Get in touch to share your ideas and comments</button> </a> </center> <div style="height:38px" aria-hidden="true" class="wp-block-spacer"></div> <div class="container-full py-3 px-4"> <div class="card-deck mini-cards"> <h2 class="deck-title text-center"></h2> <a href="https://www.epfl.ch/about/sustainability/strategy/objectives/" class="card link-trapeze-horizontal" > <picture class="card-img-top"> <img loading="lazy" decoding="async" width="600" height="300" src="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/01-CIBLE.jpg" class="img-fluid" alt="" title="Picto Objectives" srcset="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/01-CIBLE.jpg 600w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/01-CIBLE-300x150.jpg 300w" sizes="auto, (max-width: 600px) 100vw, 600px" /></picture> <div class="card-body"> <h3 class="card-title">Strategy objectives per topic</h3> </div> </a> <a href="https://www.epfl.ch/about/sustainability/strategy/individual-actions/" class="card link-trapeze-horizontal" > <picture class="card-img-top"> <img loading="lazy" decoding="async" width="600" height="300" src="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Liste_Actions.jpg" class="img-fluid" alt="" title="Picto Liste Action" srcset="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Liste_Actions.jpg 600w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/Liste_Actions-300x150.jpg 300w" sizes="auto, (max-width: 600px) 100vw, 600px" /></picture> <div class="card-body"> <h3 class="card-title">What actions are possible on an individual level?</h3> </div> </a> <a href="https://www.epfl.ch/about/sustainability/strategy/carbon-footprint/" class="card link-trapeze-horizontal" > <picture class="card-img-top"> <img loading="lazy" decoding="async" width="600" height="300" src="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/07-CO2.jpg" class="img-fluid" alt="" title="Picto CO2" srcset="https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/07-CO2.jpg 600w, https://www.epfl.ch/about/sustainability/wp-content/uploads/2023/01/07-CO2-300x150.jpg 300w" sizes="auto, (max-width: 600px) 100vw, 600px" /></picture> <div class="card-body"> <h3 class="card-title">EPFL’s carbon footprint</h3> </div> </a> </div> </div> <div style="height:48px" aria-hidden="true" class="wp-block-spacer"></div> <h2 class="wp-block-heading">Monitoring and reporting</h2> <p>This strategy will be updated regularly based on our experience, input from our community members, and discussions with other stakeholders in Switzerland and abroad.</p> <p>We’ll also take the following steps to communicate on this strategy and our achievements:</p> <ul> <li>We will track progress through field-specific quantitative and qualitative assessments</li> <li>We will publish an annual greenhouse gas emissions report, broken down by source</li> <li>We will issue progress reports on the implementation of our strategy (one at the mid-way point and another in 2030)</li> </ul> <div class="container-full my-5"> <div class="container"> <div class="row"> <div class="col-md-6"> <h3>Contact</h3> <div class="wp-block-epfl-contact"> <p>Agnès Le Tiec<br /><a href="/cdn-cgi/l/email-protection#caabada4afb9e4a6afbea3afa98aafbaaca6e4a9a2"><span class="__cf_email__" data-cfemail="fb9a9c959e88d5979e8f929e98bb9e8b9d97d59893">[email protected]</span></a></p> </div> </div> </div> </div> </div> </div> <!-- .entry-content --> </article> <!-- #post-1937 --> </main><!-- #main --> </div> <!-- w-100 --> </div> <!-- nav-toggle-layout --> </div> <!-- main-container --> <div 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