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Mobility and Travel ‐ 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/campus/mobility/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/campus/mobility/wp-content/plugins/wp-gutenberg-epfl/build/style-index.css?ver=1741815482' 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</div> <div class="w-100"> <main id="content" role="main" class="content pt-5"> <article id="post-548" class="post-548 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">Mobility and Travel</h1> <div class="hero-content"><a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/commuting/">Commuting</a> and <a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/academic-travel/">business travel</a> were the EPFL’s main source of greenhouse gas emission in 2022 with 12% and 38% of its <a href="https://www.epfl.ch/about/sustainability/strategy/carbon-footprint/">Carbon Footprint</a>. In order to reduce its environmental impact, the School has decided to implement an innovative and ambitious mobility plan and to review its <a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/academic-travel/epfl-travel-policy/">Travel Policy</a>.</div> </div> <div class="hero-img"> <figure class="cover"> <picture><img decoding="async" width="1536" height="864" src="https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/09/MdM_2-1536x864.jpg" class="img-fluid" alt="Maison de la mobilité @ Alain Herzog EPFL 2023" srcset="https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/09/MdM_2-1536x864.jpg 1536w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/09/MdM_2-384x216.jpg 384w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/09/MdM_2-1152x648.jpg 1152w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/09/MdM_2-768x432.jpg 768w" sizes="(max-width: 1536px) 100vw, 1536px" /></picture> <figcaption> <button aria-hidden="true" type="button" class="btn-circle" data-toggle="popover" data-content="Maison de la mobilité, av. Piccard © Alain Herzog EPFL"> <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">Maison de la mobilité, av. Piccard © Alain Herzog EPFL</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>In 2023, the School formalized its climate objectives and an action plan in the Climate & Sustainability Strategy, in order to reduce its CO2 emissions by an average of 40% (from 2019 levels) and to aim for Net Zero by 2040. Representing half the environmental impact of the School, commuting and business travel were identified as main priority lines of action of the Climate Strategy.</p></div></div></div></div></div> <div style="height:32px" aria-hidden="true" class="wp-block-spacer"></div> <p>In order to respond to the <a href="https://www.epfl.ch/about/sustainability/strategy/">EPFL’s Climate and Sustainability Strategy</a> and to reduce the environmental impact of its community’s travel, various projects have been implemented in the field of commuting and business travel. The main objectives, achievements and results by theme are summarised in this <a href="https://www.epfl.ch/campus/mobility/wp-content/uploads/2024/02/42.05.01-Projets-mobilite-voyages-EPFL-20230912.pdf" target="" rel="noopener">document </a>(PDF, only in French).</p> <div class="container-full py-3 p-lg-5 "><div class="container"> <div class="card-deck card-deck-line "><div class="card"> <a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/academic-travel/" class="card-img-top"> <picture class="card-img-top"> <img decoding="async" width="500" height="334" src="https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/iStock-506318566_omersukrugoksu-2.jpg" class="img-fluid wp-post-image" alt="Map" srcset="https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/iStock-506318566_omersukrugoksu-2.jpg 500w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/iStock-506318566_omersukrugoksu-2-300x200.jpg 300w" sizes="(max-width: 500px) 100vw, 500px" /> </picture> </a> <div class="card-body"><h3 class="card-title"><a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/academic-travel/">Academic travel</a></h3><p>One third of EPFL’s overall CO2 emissions are due to air travel. It is therefore a priority to reduce the School’s carbon footprint with regard to travel. Let us help you organize more sustainable trips!</p></div></div><div class="card"> <a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/commuting/" class="card-img-top"> <picture class="card-img-top"> <img loading="lazy" decoding="async" width="1200" height="800" src="https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/NAK_2853_velo.jpg" class="img-fluid wp-post-image" alt="Vélo sur le campus © EPFL Niels Ackermann / Lundi13" srcset="https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/NAK_2853_velo.jpg 1200w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/NAK_2853_velo-300x200.jpg 300w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/NAK_2853_velo-1024x683.jpg 1024w, https://www.epfl.ch/campus/mobility/wp-content/uploads/2023/01/NAK_2853_velo-768x512.jpg 768w" sizes="auto, (max-width: 1200px) 100vw, 1200px" /> </picture> </a> <div class="card-body"><h3 class="card-title"><a href="https://www.epfl.ch/campus/mobility/mobility-and-travel/commuting/">Commuting</a></h3><p>There are now more bicycles than cars at EPFL. This is just one encouraging achievement of our ambitious, innovative plan to encourage clean transportation. Take a look at our services!</p></div></div></div></div></div> <div style="height:56px" aria-hidden="true" class="wp-block-spacer"></div> <div style="height:56px" aria-hidden="true" class="wp-block-spacer"></div> <div class="row"> <div class="social-share-container social-share-light"> <div class="social-share"> <p class="social-share-text"> Follow us <span class="sr-only">in social networks</span> </p> <ul class="social-icon-list list-inline"> <li> <a href=" https://twitter.com/EPFLdurable" class="social-icon social-icon-x social-icon-discrete" target="_blank" rel="nofollow noopener"> <svg class="icon" aria-hidden="true"> <use xlink:href="#icon-x"></use> </svg> <span class="sr-only">Follow us on X</span> </a> </li> <li> <a href="https://www.instagram.com/epfl_sustainability/" class="social-icon social-icon-instagram social-icon-discrete" target="_blank" rel="nofollow noopener"> <svg class="icon" aria-hidden="true"> <use xlink:href="#icon-instagram"></use> </svg> <span 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