{"id":9547,"date":"2016-06-06T21:22:57","date_gmt":"2016-06-07T01:22:57","guid":{"rendered":"http:\/\/aptgadget.com\/?p=9547"},"modified":"2016-09-19T17:51:04","modified_gmt":"2016-09-19T21:51:04","slug":"industrial-plant-track-sucking-carbon-dioxide-straight-air","status":"publish","type":"post","link":"https:\/\/aptgadget.com\/fr\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/","title":{"rendered":"Une installation industrielle est en passe d'aspirer le dioxyde de carbone directement dans l'air"},"content":{"rendered":"<p>Nous avions d\u00e9j\u00e0 expliqu\u00e9 pourquoi nous <a href=\"https:\/\/aptgadget.com\/fr\/cant-remove-polluted-air-atmosphere-even-increasing-consequence\/\">ne peuvent pas \u00e9liminer les gaz \u00e0 effet de serre de l'atmosph\u00e8re<\/a>. Le principal argument \u00e9tait que certains gaz r\u00e9fl\u00e9chissaient les rayons du soleil avant qu'ils n'atteignent la terre, ce qui permettait de maintenir le globe relativement frais. Ces gaz ne comprenaient pas le dioxyde de carbone, ce qui signifie que nous pouvons l'\u00e9liminer sans avoir \u00e0 nous inqui\u00e9ter de l'augmentation des temp\u00e9ratures. L'\u00e9limination du dioxyde de carbone permettrait en fait de r\u00e9duire le r\u00e9chauffement de la plan\u00e8te.<\/p>\n<p>Une usine de Squamish, en Colombie britannique, a men\u00e9 un projet pilote sur la viabilit\u00e9 de l'\u00e9limination directe du dioxyde de carbone de l'air et enregistre des progr\u00e8s significatifs. L'usine peut capturer une tonne de dioxyde de carbone par jour. Cette quantit\u00e9 ne suffirait pas \u00e0 r\u00e9duire les niveaux de dioxyde de carbone \u00e0 l'\u00e9chelle mondiale. Pour y parvenir, il faudrait des installations plus nombreuses et plus grandes, chacune ayant la capacit\u00e9 d'aspirer des millions de tonnes de carbone par an.<\/p>\n<p>La bonne nouvelle, c'est que si ce projet pilote est couronn\u00e9 de succ\u00e8s, l'entreprise recevra tr\u00e8s probablement un financement qui lui permettra d'installer d'autres usines. Le mois dernier, l'entreprise a obtenu $6,2 millions d'euros de la part d'investisseurs tels que Bill Gates et Murray Edwards. Elle est \u00e9galement finaliste du Virgin Earth Challenge de Richard Brandon. Un prix de $25 millions d'euros est d\u00e9cern\u00e9 \u00e0 une technologie \u00e9conomiquement viable capable de r\u00e9duire consid\u00e9rablement les niveaux de gaz \u00e0 effet de serre.<\/p>\n<p>David Keith, physicien \u00e0 l'universit\u00e9 Havard et ing\u00e9nieur de la soci\u00e9t\u00e9 Carbon, bas\u00e9e \u00e0 Calgary, esp\u00e8re qu'ils commenceront \u00e0 convaincre les sceptiques. Il note que la plupart des personnes travaillant dans le secteur de l'\u00e9nergie pensent que le captage de l'air n'est pas particuli\u00e8rement cr\u00e9dible. Il insiste sur le fait qu'il n'y aura pas d'incitation ni de financement s\u00e9rieux tant que les gens ne croiront pas que cela peut fonctionner.<\/p>\n<p>Au cas o\u00f9 vous vous demanderiez comment fonctionne cette usine, elle aspire le carbone de l'air et le dirige vers une tour de refroidissement r\u00e9am\u00e9nag\u00e9e dans laquelle coule une solution alcaline. Les deux r\u00e9agissent et produisent des mol\u00e9cules de carbone dissoutes qui sont ensuite converties en granul\u00e9s dans l'\u00e9quipement utilis\u00e9 pour extraire les min\u00e9raux dans les usines de traitement de l'eau. L'usine peut ensuite transformer ces carbonates solides en gaz de dioxyde de carbone pur pour la vente en les r\u00e9chauffant dans un four \u00e0 ciment modifi\u00e9.<\/p>\n<p>L'usine a un objectif commercial, qui consiste \u00e0 transformer le dioxyde de carbone captur\u00e9 en un carburant de transport \u00e0 faible teneur en carbone. Pour ce faire, on fera r\u00e9agir le dioxyde de carbone avec de l'hydrog\u00e8ne, une usine d'ing\u00e9nierie du carbone, afin de synth\u00e9tiser un carburant dont la teneur en carbone est inf\u00e9rieure \u00e0 un tiers de celle de l'essence conventionnelle. Le co\u00fbt estim\u00e9 de ce carburant serait d'environ $4 \u00e0 $6 par gallon, mais il pourrait se vendre plus cher dans des endroits tels que l'Union europ\u00e9enne et la Californie, o\u00f9 les fournisseurs de carburant sont tenus de r\u00e9duire leur teneur en carbone chaque ann\u00e9e.<\/p>\n<p>Cr\u00e9dit photo : MIT<\/p>\n<p><a href=\"https:\/\/www.technologyreview.com\/s\/601490\/go-inside-an-industrial-plant-that-sucks-carbon-dioxide-straight-out-of-the-air\/\" target=\"_blank\" rel=\"noopener\">Source<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>We had earlier on posted on why we cannot remove greenhouse gasses from the atmosphere. The main point of argument was that some gasses reflected back sun rays before they reach the earth hence keeping the globe relatively cool. Those gasses were not inclusive of carbon dioxide, meaning we can remove it without having to &hellip;<\/p>","protected":false},"author":23,"featured_media":9548,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-9547","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.1.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>An industrial plant is on track to sucking carbon dioxide straight out of the air - AptGadget.com<\/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:\/\/aptgadget.com\/fr\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"An industrial plant is on track to sucking carbon dioxide straight out of the air\" \/>\n<meta property=\"og:description\" content=\"We had earlier on posted on why we cannot remove greenhouse gasses from the atmosphere. The main point of argument was that some gasses reflected back sun rays before they reach the earth hence keeping the globe relatively cool. Those gasses were not inclusive of carbon dioxide, meaning we can remove it without having to &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aptgadget.com\/fr\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/\" \/>\n<meta property=\"og:site_name\" content=\"AptGadget.com\" \/>\n<meta property=\"article:published_time\" content=\"2016-06-07T01:22:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-09-19T21:51:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aptgadget.com\/wp-content\/uploads\/2016\/06\/ja16-demo2x1200.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"686\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"David Waiganjo\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"David Waiganjo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/\"},\"author\":{\"name\":\"David Waiganjo\",\"@id\":\"https:\/\/aptgadget.com\/#\/schema\/person\/ec7e21a4cf6046e2fde5030eae8fed14\"},\"headline\":\"An industrial plant is on track to sucking carbon dioxide straight out of the air\",\"datePublished\":\"2016-06-07T01:22:57+00:00\",\"dateModified\":\"2016-09-19T21:51:04+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/\"},\"wordCount\":449,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/aptgadget.com\/wp-content\/uploads\/2016\/06\/ja16-demo2x1200.jpg\",\"articleSection\":[\"News\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/\",\"url\":\"https:\/\/aptgadget.com\/industrial-plant-track-sucking-carbon-dioxide-straight-air\/\",\"name\":\"An industrial plant is on track to sucking carbon dioxide straight out of the air - 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