{"id":4922,"date":"2026-01-06T16:02:17","date_gmt":"2026-01-06T15:02:17","guid":{"rendered":"https:\/\/martinique2050.com\/un-nouveau-record-a-deplorer-le-taux-de-co2-na-jamais-ete-aussi-haut-depuis-3-millions-dannees\/"},"modified":"2026-01-06T16:02:17","modified_gmt":"2026-01-06T15:02:17","slug":"un-nouveau-record-a-deplorer-le-taux-de-co2-na-jamais-ete-aussi-haut-depuis-3-millions-dannees","status":"publish","type":"post","link":"https:\/\/martinique2050.com\/en\/un-nouveau-record-a-deplorer-le-taux-de-co2-na-jamais-ete-aussi-haut-depuis-3-millions-dannees\/","title":{"rendered":"Un nouveau record \u00e0 d\u00e9plorer : le taux de CO2 n\u2019a jamais \u00e9t\u00e9 aussi haut depuis 3 millions d\u2019ann\u00e9es"},"content":{"rendered":"<div class=\"entry-content\">\n<div class=\"td-pb-row\">\n<div class=\"td-pb-span12\">\n<div class=\"td-post-header\">\n<header class=\"td-post-title\">\n<h2 class=\"td-post-sub-title\"><span style=\"color: #ff6600\"><strong>Malgr\u00e9 les beaux discours, cela ne fait qu\u2019empirer\u2026<\/strong><\/span><\/h2>\n<p><strong>Les scientifiques ont fait un constat alarmant. L\u2019augmentation du taux de CO2 va rendre in\u00e9vitable la hausse des temp\u00e9ratures de la plan\u00e8te et toutes les catastrophes qui s\u2019ensuivent.<\/strong><\/p>\n<\/header>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"td-pb-row\">\n<div class=\"td-pb-span8 td-main-content\" role=\"main\">\n<div class=\"td-ss-main-content\">\n<div class=\"td-post-content\"><span id=\"more-578638\"><\/span><\/p>\n<h2><strong>UN TRISTE RECORD<\/strong><\/h2>\n<p>Avec 400 parties par million (ppm) dans l\u2019atmosph\u00e8re, on pensait jusqu\u2019alors que le taux de dioxyde de carbone n\u2019\u00e9tait pas aussi \u00e9lev\u00e9 que celui d\u2019il y a 800 000 ans. Des recherches r\u00e9centes ont d\u00e9montr\u00e9 qu\u2019on se trompait lourdement. En r\u00e9alit\u00e9, notre taux d\u2019\u00e9mission de CO2 n\u2019a jamais \u00e9t\u00e9 aussi haut depuis le\u00a0Plioc\u00e8ne, il y a 3 millions d\u2019ann\u00e9es. \u00c0 cette \u00e9poque, les temp\u00e9ratures \u00e9taient plus hautes de 3 \u00e0 4\u00a0\u00b0C et le niveau des oc\u00e9ans \u00e9tait plus haut de 15 m\u00e8tres.\u00a0<\/p>\n<p>Matteo Willeit, chercheur au Potsdam Institute for Climate Impact Research a d\u00e9clar\u00e9 qu\u2019\u00e0 cette \u00e9poque \u201c<em>il n\u2019y avait ni cycle glaciaire ni grosses calottes glaciaires dans l\u2019h\u00e9misph\u00e8re nord. Le CO2 \u00e9tait trop \u00e9lev\u00e9 et le climat trop chaud pour le permettre.\u201d\u00a0<\/em>Une d\u00e9claration inqui\u00e9tante qui rappelle qu\u2019il est important d\u2019agir pour la plan\u00e8te. \u00a0<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" class=\"wp-image-579522\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%201%201'%3E%3C\/svg%3E\" alt=\"\" data-lazy-src=\"..\/wp-content\/uploads\/2019\/04\/Pollution_event.jpg\"><noscript><img decoding=\"async\" class=\"wp-image-579522\" src=\"..\/wp-content\/uploads\/2019\/04\/Pollution_event.jpg\" alt=\"\"><\/noscript><figcaption>\u00a0<a href=\"#\">\u00a9 Wikipedia \/ Tangopaso<\/a><\/figcaption><\/figure>\n<\/div>\n<h2><strong>L\u2019ACCORD DE PARIS N\u2019EST PAS RESPECT\u00c9<\/strong><\/h2>\n<p>En 2015, l\u2019accord de Paris voulait r\u00e9duire le r\u00e9chauffement \u00e0 + 2\u00b0C, mais cela semble bien difficile. Certains chercheurs estiment qu\u2019on ne pourra pas emp\u00eacher la temp\u00e9rature d\u2019augmenter de +3\u00b0C. Il faudrait r\u00e9duire notre taux de CO2 de 50\u00a0% en 10 ans. La France s\u2019\u00e9tait engag\u00e9e \u00e0 baisser ses \u00e9missions de carbone mais elles sont reparties \u00e0 la hausse en 2017.<\/p>\n<p>L\u2019absence des grands dirigeants du monde aux diff\u00e9rents rassemblements pour le climat est aussi inqui\u00e9tant. On voit bien un d\u00e9sint\u00e9r\u00eat grave vis-\u00e0-vis du changement climatique.\u00a0<\/p>\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n<div class=\"wp-block-embed__wrapper\"><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe class=\"youtube-player\" type=\"text\/html\" width=\"810\" height=\"456\" src=\"https:\/\/www.youtube.com\/embed\/4AZhOTQzOeA?version=3&amp;rel=1&amp;fs=1&amp;autohide=2&amp;showsearch=0&amp;showinfo=1&amp;iv_load_policy=1&amp;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\"><\/iframe><\/span><\/div>\n<\/figure>\n<h2><strong>LA PLAN\u00c8TE EST EN DANGER<\/strong><\/h2>\n<p>Les signes ne peuvent pas \u00eatre plus claires. La combustion des ressources fossiles (charbon, p\u00e9trole, gaz\u2026) entra\u00eene l\u2019augmentation du niveau des mers, inondations, incendies meurtriers, s\u00e9cheresse\u2026 ce qui met certains pays en grand danger. Nous sommes d\u00e9j\u00e0 sans d\u00e9fense face \u00e0 des catastrophes de cette ampleur, alors que se passera-t-il face \u00e0 des dangers caus\u00e9s par 2\u00a0\u00b0C suppl\u00e9mentaire. 2018 est l\u2019ann\u00e9e la plus chaude jamais enregistr\u00e9e en France selon les scientifiques. La temp\u00e9rature moyenne de la surface du globe a augment\u00e9 d\u20191\u00a0\u00b0C.<\/p>\n<p>Les cons\u00e9quences d\u2019un tel niveau de CO2 dans l\u2019atmosph\u00e8re ne sont pas imm\u00e9diates mais \u00e0 long terme les d\u00e9g\u00e2ts seront catastrophiques. D\u2019ici 2100, le niveau des oc\u00e9ans pourrait augmenter de 50 cm \u00e0 1 m\u00e8tre.\u00a0<\/p>\n<p>Le\u00a0<a href=\"https:\/\/www.lemonde.fr\/big-browser\/article\/2019\/04\/08\/climat-le-guardian-integre-le-taux-de-co2-dans-l-atmosphere-dans-sa-rubrique-meteo_5447569_4832693.html\">Guardian<\/a>\u00a0a d\u00e9cid\u00e9 d\u2019int\u00e9grer dans sa rubrique m\u00e9t\u00e9o un rapport quotidien du taux d\u2019\u00e9mission de CO2 pr\u00e9sent dans l\u2019atmosph\u00e8re. Une mesure in\u00e9dite qui va permettre de rester attentif sur l\u2019\u00e9volution du changement climatique.<\/p>\n<figure class=\"wp-block-embed-twitter wp-block-embed is-type-rich is-provider-twitter\">\n<div class=\"wp-block-embed__wrapper\">\n<div class=\"SandboxRoot env-bp-350\" data-twitter-event-id=\"0\">\n<div id=\"twitter-widget-1\" class=\"EmbeddedTweet EmbeddedTweet--cta EmbeddedTweet--mediaForward media-forward js-clickToOpenTarget js-tweetIdInfo tweet-InformationCircle-widgetParent\" lang=\"fr\" data-click-to-open-target=\"https:\/\/twitter.com\/EssaysConcern\/status\/1114447409713696769\" data-iframe-title=\"Tweet de Twitter\" data-scribe=\"page:tweet\" data-tweet-id=\"1114447409713696769\" data-twitter-event-id=\"1\">\n<article class=\"MediaCard           MediaCard--mediaForward           customisable-border\" dir=\"ltr\" data-scribe=\"component:card\"><\/p>\n<div class=\"MediaCard-media\" data-scribe=\"element:photo\"><a class=\"MediaCard-borderOverlay\" title=\"Voir l'image sur Twitter\" role=\"presentation\" href=\"https:\/\/twitter.com\/EssaysConcern\/status\/1114447409713696769\/photo\/1\"><span class=\"u-hiddenVisually\">Voir l\u2019image sur Twitter<\/span><\/a><\/p>\n<div class=\"MediaCard-widthConstraint js-cspForcedStyle\" data-style=\"max-width: 900px\">\n<div class=\"MediaCard-mediaContainer js-cspForcedStyle\" data-style=\"padding-bottom: 100.0000%\"><a class=\"MediaCard-mediaAsset NaturalImage\" href=\"https:\/\/twitter.com\/EssaysConcern\/status\/1114447409713696769\/photo\/1\"><img fetchpriority=\"high\" decoding=\"async\" class=\"NaturalImage-image\" title=\"Voir l'image sur Twitter\" src=\"data:image\/svg+xml,%3Csvg%20xmlns='http:\/\/www.w3.org\/2000\/svg'%20viewBox='0%200%20900%201200'%3E%3C\/svg%3E\" alt=\"Voir l'image sur Twitter\" width=\"900\" height=\"1200\" data-image=\"https:\/\/pbs.twimg.com\/media\/D3dP_6sWkAUJrHr\" data-lazy-src=\"https:\/\/pbs.twimg.com\/media\/D3dP_6sWkAUJrHr?format=jpg&amp;name=large\"><noscript><\/noscript><\/a><\/div>\n<\/div>\n<div data-style=\"padding-bottom: 100.0000%\"><em>In https:\/\/dailygeekshow.com<\/em><\/div>\n<\/div>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Malgr\u00e9 les beaux discours, cela ne fait qu\u2019empirer\u2026 Les scientifiques ont fait un constat alarmant. L\u2019augmentation du taux de CO2 va rendre in\u00e9vitable la hausse des temp\u00e9ratures de la plan\u00e8te et toutes les catastrophes qui s\u2019ensuivent. UN TRISTE RECORD Avec 400 parties par million (ppm) dans l\u2019atmosph\u00e8re, on pensait jusqu\u2019alors que le taux de dioxyde &hellip;<\/p>","protected":false},"author":1,"featured_media":4923,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_meta-robots-noindex":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-title":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_twitter-title":"","_yoast_wpseo_twitter-description":"","footnotes":""},"categories":[1568],"tags":[1625,1626],"class_list":["post-4922","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-point-fort","tag-monde","tag-taux-co2"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Un nouveau record \u00e0 d\u00e9plorer : le taux de CO2 n\u2019a jamais \u00e9t\u00e9 aussi haut depuis 3 millions d\u2019ann\u00e9es - martinique2050<\/title>\n<meta name=\"description\" content=\"Malgr\u00e9 les beaux discours, cela ne fait qu\u2019empirer\u2026 Les scientifiques ont fait un constat alarmant. 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