{"id":329359,"date":"2026-04-23T17:58:21","date_gmt":"2026-04-23T15:58:21","guid":{"rendered":"https:\/\/legrandcontinent.eu\/fr\/?p=329359"},"modified":"2026-04-23T17:58:24","modified_gmt":"2026-04-23T15:58:24","slug":"aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays","status":"publish","type":"post","link":"https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/","title":{"rendered":"Aux \u00c9tats-Unis, les m\u00e9ga-centres de donn\u00e9es pourraient polluer davantage que certains pays"},"content":{"rendered":"\n<p>Pr\u00e8s de 900 nouveaux projets de construction de centres de donn\u00e9es sont actuellement en cours aux \u00c9tats-Unis, selon la plateforme Cleanview. Ensemble, ils repr\u00e9sentent une capacit\u00e9 qui avoisine les 300 000 m\u00e9gawatts (MW), contre 17 000 actuellement pour un total de 600 centres de donn\u00e9es en service.<\/p>\n\n\n\n<p>Les centrales \u00e0 gaz dont la construction a \u00e9t\u00e9 autoris\u00e9e pour alimenter ces centres de donn\u00e9es pourraient rel\u00e2cher dans l\u2019atmosph\u00e8re plus de gaz \u00e0 effet de serre que la Jordanie, la Croatie ou le Costa Rica.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c0 Amarillo, une ville du Texas situ\u00e9e \u00e0 500 kilom\u00e8tres au nord-ouest de Dallas, l\u2019entreprise Fermi America veut construire ce qu\u2019elle pr\u00e9sente comme \u00ab&#160;le plus grand centre de donn\u00e9es au monde&#160;\u00bb.<\/li>\n\n\n\n<li>Le projet \u00ab&#160;Matador&#160;\u00bb, \u00e9galement appel\u00e9 \u00ab&#160;President Donald Trump Advanced Energy and Intelligence Campus&#160;\u00bb par l\u2019entreprise dans ses documents de pr\u00e9sentation, est un m\u00e9ga-complexe avec une capacit\u00e9 cible de 17 GW&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-1-329359' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/#easy-footnote-bottom-1-329359' title='\u00a0&lt;a href=&quot;https:\/\/www.nrc.gov\/docs\/ML2516\/ML25169A396.pdf&quot;&gt;PROJECT MATADOR. Investing in the Future of Energy and Data&lt;\/a&gt;, Fermi America.'><sup>1<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>S\u2019il venait \u00e0 \u00eatre construit, le gaz \u00e0 effet de serre rejet\u00e9 dans l\u2019atmosph\u00e8re pour alimenter les processeurs et autres installations pourrait d\u00e9passer les 40 millions de tonnes d&rsquo;\u00e9quivalent CO\u2082 par an&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-2-329359' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/#easy-footnote-bottom-2-329359' title='Molly Taft, \u00ab&amp;#160;&lt;a href=&quot;https:\/\/www.wired.com\/story\/new-gas-powered-data-centers-could-emit-more-greenhouse-gases-than-entire-nations\/&quot;&gt;New Gas-Powered Data Centers Could Emit More Greenhouse Gases Than Entire Nations&lt;\/a&gt;&amp;#160;\u00bb, &lt;em&gt;Wired&lt;\/em&gt;, 22 avril 2026.'><sup>2<\/sup><\/a><\/span><\/span>.<\/li>\n<\/ul>\n\n\n\n<div class=\"iframe-container wp-block-image wp-block-image-medium  iframe-dw\">\n\t<div>\n\t\t<iframe class=\"absolute w-full h-full pin-t pin-l\" title=\"titolo\" aria-label=\"Interactive line chart\" src=\"\/\/datawrapper.dwcdn.net\/a517S\" scrolling=\"no\" frameborder=\"0\"><\/iframe>\n\t<\/div>\n<\/div>\n\n\n\n<p>Si les \u00e9nergies renouvelables fournissent plus d\u2019un quart (27&#160;%) de l\u2019\u00e9lectricit\u00e9 consomm\u00e9e par les centres de donn\u00e9es \u00e0 l\u2019\u00e9chelle mondiale, selon l\u2019Agence internationale de l\u2019\u00e9nergie, les d\u00e9lais n\u00e9cessaires pour d\u00e9ployer de nouvelles capacit\u00e9s et les raccorder au r\u00e9seau poussent certaines entreprises \u00e0 envisager la construction de capacit\u00e9s au gaz d\u00e9di\u00e9es \u00e0 assurer leur alimentation \u00e9lectrique&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-3-329359' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/#easy-footnote-bottom-3-329359' title='Allison Good, &lt;a href=&quot;https:\/\/www.spglobal.com\/market-intelligence\/en\/news-insights\/articles\/2025\/10\/data-center-developers-turn-to-distributed-behind-the-meter-power-94174247&quot;&gt;Data center developers turn to distributed behind-the-meter power&lt;\/a&gt;, S&amp;amp;P Global, 23 octobre 2025.'><sup>3<\/sup><\/a><\/span><\/span>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cette pratique, qui gagne du terrain aux \u00c9tats-Unis depuis l\u2019an dernier, repose sur des solutions dites \u00ab&#160;modulaires&#160;\u00bb ou \u00ab&#160;en aval du compteur&#160;\u00bb (\u00ab&#160;<em>behind-the-meter<\/em>&#160;\u00bb).<\/li>\n\n\n\n<li>Elle permet \u00e0 la fois de raccourcir les d\u00e9lais d\u2019attente et d&rsquo;\u00e9viter une r\u00e9action des consommateurs, dont les factures d\u2019\u00e9nergie augmentent lorsque des m\u00e9ga-centres de donn\u00e9es sont raccord\u00e9s au r\u00e9seau.<\/li>\n<\/ul>\n\n\n\n<div class=\"iframe-container wp-block-image wp-block-image-medium  iframe-dw\">\n\t<div>\n\t\t<iframe class=\"absolute w-full h-full pin-t pin-l\" title=\"titolo\" aria-label=\"Interactive line chart\" src=\"\/\/datawrapper.dwcdn.net\/8PX5M\" scrolling=\"no\" frameborder=\"0\"><\/iframe>\n\t<\/div>\n<\/div>\n\n\n\n<p>L\u2019une des solutions les plus populaires, en raison de leur d\u00e9ploiement rapide et de leur co\u00fbt relativement faible, est l\u2019installation de turbines \u00e0 gaz plus petites que celles utilis\u00e9es dans les centrales classiques. Celles-ci sont implant\u00e9es directement sur les sites des centres de donn\u00e9es, et peuvent \u00eatre d\u00e9ploy\u00e9es en parall\u00e8le en fonction des besoins en \u00e9lectricit\u00e9.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ces turbines, qui ont notamment \u00e9t\u00e9 utilis\u00e9es par xAI \u00e0 Memphis, dans le Tennessee, pour le d\u00e9veloppement de Grok, l\u2019assistant IA de X, \u00e9mettent plus de gaz \u00e0 effet de serre par unit\u00e9 d\u2019\u00e9lectricit\u00e9 produite que les centrales \u00e0 cycle combin\u00e9 classiques.<\/li>\n\n\n\n<li>L\u2019entreprise GE Vernova, sp\u00e9cialis\u00e9e dans l\u2019\u00e9nergie, estime que les entreprises de l\u2019IA qui construisent des centres de donn\u00e9es ont achet\u00e9 plus de mat\u00e9riel \u00e9lectrique au cours du premier trimestre 2026 que durant toute l\u2019ann\u00e9e derni\u00e8re&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-4-329359' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/#easy-footnote-bottom-4-329359' title='Benjamin Storrow, \u00ab&amp;#160;&lt;a href=&quot;https:\/\/www.eenews.net\/articles\/data-centers-order-more-power-equipment-than-ever-before\/&quot;&gt;Data centers order more power equipment than ever before&lt;\/a&gt;&amp;#160;\u00bb, &lt;em&gt;E&amp;amp;E News&lt;\/em&gt;, 23 avril 2026.'><sup>4<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>La demande de turbines \u00e0 gaz enregistr\u00e9e par l\u2019entreprise a augment\u00e9 de 60&#160;% en un an, et les commandes de sous-stations, d\u2019appareillages de commutation et de transformateurs ont presque \u00e9t\u00e9 multipli\u00e9es par deux.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u00c0 Amarillo, au Texas, un projet de m\u00e9ga-complexe destin\u00e9 \u00e0 accueillir des centres de donn\u00e9es a obtenu l\u2019autorisation de construire deux centrales \u00e0 gaz pour alimenter son infrastructure en \u00e9lectricit\u00e9.<\/p>\n<p>Celles-ci pourraient \u00e9mettre 40 millions de tonnes d\u2019\u00e9quivalent CO\u2082 par an, soit davantage que les \u00e9missions cumul\u00e9es de la Croatie et du Luxembourg.<\/p>\n","protected":false},"author":2622,"featured_media":329361,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"templates\/post-briefings.php","format":"standard","meta":{"_acf_changed":false,"_trash_the_other_posts":false,"_yoast_wpseo_estimated-reading-time-minutes":3,"footnotes":""},"categories":[3468],"tags":[],"staff":[],"editorial_format":[4850],"serie":[],"audience":[],"geo":[525],"class_list":["post-329359","post","type-post","status-publish","format-standard","hentry","category-donnees-qui-changent-la-donne","editorial_format-briefings","geo-ameriques"],"acf":{"open_in_webview":false,"accent":"default"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.1.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Aux \u00c9tats-Unis, les m\u00e9ga-centres de donn\u00e9es pourraient polluer davantage que certains pays<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Aux \u00c9tats-Unis, les m\u00e9ga-centres de donn\u00e9es pourraient polluer davantage que certains pays\" \/>\n<meta property=\"og:description\" content=\"\u00c0 Amarillo, au Texas, un projet de m\u00e9ga-complexe destin\u00e9 \u00e0 accueillir des centres de donn\u00e9es a obtenu l\u2019autorisation de construire deux centrales \u00e0 gaz pour alimenter son infrastructure en \u00e9lectricit\u00e9.  Celles-ci pourraient \u00e9mettre 40 millions de tonnes d\u2019\u00e9quivalent CO\u2082 par an, soit davantage que les \u00e9missions cumul\u00e9es de la Croatie et du Luxembourg.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/legrandcontinent.eu\/fr\/2026\/04\/23\/aux-etats-unis-les-mega-centres-de-donnees-pourraient-polluer-davantage-que-certains-pays\/\" \/>\n<meta property=\"og:site_name\" content=\"Le Grand Continent\" \/>\n<meta property=\"article:published_time\" content=\"2026-04-23T15:58:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-23T15:58:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/legrandcontinent.eu\/fr\/wp-content\/uploads\/sites\/2\/2026\/04\/gc-share-data-center-pays.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1892\" \/>\n\t<meta property=\"og:image:height\" content=\"1060\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Marin Saillofest\" \/>\n<meta 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