{"id":143107,"date":"2025-11-04T12:00:00","date_gmt":"2025-11-04T11:00:00","guid":{"rendered":"https:\/\/www.immo-invest.ch\/?p=143107"},"modified":"2025-11-04T11:31:20","modified_gmt":"2025-11-04T10:31:20","slug":"satelliten-schaffen-neue-transparenz","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/satelliten-schaffen-neue-transparenz\/","title":{"rendered":"Les satellites cr\u00e9ent une nouvelle transparence"},"content":{"rendered":"\n\n<p class=\"wp-block-paragraph\">La mission satellitaire CO2M marque un tournant dans la d\u00e9tection des gaz \u00e0 effet de serre. Les deux satellites initialement pr\u00e9vus ont \u00e9t\u00e9 compl\u00e9t\u00e9s par un troisi\u00e8me apr\u00e8s des simulations de l&rsquo;Empa. La p\u00e9riode de mesure globale passe ainsi de cinq jours \u00e0 environ 3,5 jours. Au lieu de bandes de mesure \u00e9troites, les instruments fourniront \u00e0 l&rsquo;avenir des cartes compl\u00e8tes avec une r\u00e9solution de deux kilom\u00e8tres. Les \u00e9missions des diff\u00e9rents pays, villes et sources industrielles seront ainsi visibles. La mission est ancr\u00e9e dans le programme d&rsquo;observation de la Terre Copernicus de l&rsquo;UE et est d\u00e9velopp\u00e9e par l&rsquo;ESA et exploit\u00e9e par la suite par EUMETSAT.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les donn\u00e9es sur le dioxyde d&rsquo;azote r\u00e9v\u00e8lent des inexactitudes<br><\/strong>Parall\u00e8lement, le projet CORSO d\u00e9veloppe un ensemble de donn\u00e9es globales sur les grands \u00e9metteurs tels que les centrales \u00e9lectriques, les cimenteries et les aci\u00e9ries. Les comparaisons entre les bases de donn\u00e9es et les mesures satellites TROPOMI r\u00e9v\u00e8lent des \u00e9carts significatifs. Des installations qui n&rsquo;existent pas, des entr\u00e9es manquantes et des hypoth\u00e8ses erron\u00e9es sur les combustibles. Il a \u00e9t\u00e9 d\u00e9montr\u00e9 que, dans de nombreux cas, les centrales \u00e9lectriques \u00e0 double flux utilisent principalement le gaz plut\u00f4t que le p\u00e9trole, ce qui entra\u00eene des niveaux d&rsquo;oxyde d&rsquo;azote plus faibles. Ces r\u00e9sultats constituent la base pour cartographier le CO2 avec une pr\u00e9cision comparable \u00e0 l&rsquo;avenir.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Perspective du progr\u00e8s climatique global<br><\/strong>Les nouveaux instruments de mesure \u00e9largissent les possibilit\u00e9s de surveillance pr\u00e9cise et continue des \u00e9missions d&rsquo;origine humaine. Aujourd&rsquo;hui d\u00e9j\u00e0, les polluants atmosph\u00e9riques tels que les oxydes d&rsquo;azote peuvent \u00eatre quantifi\u00e9s de mani\u00e8re fiable. Avec les satellites CO2M, cette capacit\u00e9 sera \u00e9tendue aux gaz \u00e0 effet de serre. Il en r\u00e9sultera une vue de l&rsquo;espace bas\u00e9e sur les donn\u00e9es, qui montrera en d\u00e9tail si les objectifs climatiques internationaux sont effectivement atteints.<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;Europe entre dans une nouvelle \u00e8re de l&rsquo;observation de la Terre. A partir de 2027, les satellites CO2M fourniront pour la premi\u00e8re fois des donn\u00e9es de mesure \u00e0 haute r\u00e9solution et \u00e0 grande \u00e9chelle sur le CO2 et le m\u00e9thane, jusqu&rsquo;aux installations industrielles individuelles. Les technologies n\u00e9cessaires ont \u00e9t\u00e9 d\u00e9velopp\u00e9es par des \u00e9quipes de recherche de l&rsquo;Empa, qui apportent ainsi une contribution centrale \u00e0 la surveillance globale des \u00e9missions.<\/p>\n","protected":false},"author":2,"featured_media":143108,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[8747,22353,743,22438],"tags":[55172,55173,55174,872,3931,2002],"class_list":["post-143107","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-energie","category-international-fr","category-immonews-fr","category-trends-fr","tag-co2m-satelliten","tag-copernicus-klimadaten","tag-emissionsmessung-aus-dem-all","tag-immoinvest-fr","tag-immonews-fr","tag-news-fr"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"L'Europe entre dans une nouvelle \u00e8re de l'observation de la Terre. A partir de 2027, les satellites CO2M fourniront pour la premi\u00e8re fois des donn\u00e9es de mesure \u00e0 haute r\u00e9solution et \u00e0 grande \u00e9chelle sur le CO2 et le m\u00e9thane, jusqu'aux installations industrielles individuelles. Les technologies n\u00e9cessaires ont \u00e9t\u00e9 d\u00e9velopp\u00e9es par des \u00e9quipes de recherche de l'Empa, qui apportent ainsi une contribution centrale \u00e0 la surveillance globale des \u00e9missions.","autor":"Quelle EMPA","ort":"","bildunterschrift":"Bild: ESA","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"L&#039;Europe entre dans une nouvelle \u00e8re de l&#039;observation de la Terre. A partir de 2027, les satellites CO2M fourniront pour la premi\u00e8re fois des donn\u00e9es de mesure \u00e0 haute r\u00e9solution et \u00e0 grande \u00e9chelle sur le CO2 et le m\u00e9thane, jusqu&#039;aux installations industrielles individuelles. Les technologies n\u00e9cessaires ont \u00e9t\u00e9 d\u00e9velopp\u00e9es par des \u00e9quipes de recherche de l&#039;Empa, qui apportent ainsi une contribution centrale \u00e0 la surveillance globale des \u00e9missions.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"immovestuser\"\/>\n\t<meta name=\"google-site-verification\" content=\"fHJKvgWpZCR2zVBHWfkQeFXC11qieUSff0HGNYfuyLA\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.immo-invest.ch\/fr\/satelliten-schaffen-neue-transparenz\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"fr_FR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien - Die\u00a0Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Les satellites cr\u00e9ent une nouvelle transparence - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta property=\"og:description\" content=\"L&#039;Europe entre dans une nouvelle \u00e8re de l&#039;observation de la Terre. 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Les technologies n\u00e9cessaires ont \u00e9t\u00e9 d\u00e9velopp\u00e9es par des \u00e9quipes de recherche de l&#039;Empa, qui apportent ainsi une contribution centrale \u00e0 la surveillance globale des \u00e9missions.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.immo-invest.ch\/fr\/satelliten-schaffen-neue-transparenz\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2025\/11\/EQ89-Emissionen-Messen-Stopper.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.immo-invest.ch\/wp-content\/uploads\/2025\/11\/EQ89-Emissionen-Messen-Stopper.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"869\" \/>\n\t\t<meta property=\"og:image:height\" content=\"335\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-11-04T11:00:00+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-11-04T10:31:20+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/people\/Immoinvest\/100077962920504\/\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:site\" content=\"@i\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Les satellites cr\u00e9ent une nouvelle transparence - immo!nvest - Die Plattform f\u00fcr Standorte und Immobilien\" \/>\n\t\t<meta name=\"twitter:description\" content=\"L&#039;Europe entre dans une nouvelle \u00e8re de l&#039;observation de la Terre. 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