{"id":11296,"date":"2024-11-05T13:42:02","date_gmt":"2024-11-05T12:42:02","guid":{"rendered":"https:\/\/wp.unil.ch\/uniscope\/?p=11296"},"modified":"2024-12-16T11:22:50","modified_gmt":"2024-12-16T10:22:50","slug":"des-scientifiques-de-lunil-expliquent-pourquoi-le-leman-emet-de-grosses-quantites-de-co2","status":"publish","type":"post","link":"https:\/\/wp.unil.ch\/uniscope\/des-scientifiques-de-lunil-expliquent-pourquoi-le-leman-emet-de-grosses-quantites-de-co2\/","title":{"rendered":"Des scientifiques de l&rsquo;UNIL expliquent pourquoi le L\u00e9man \u00e9met de grosses quantit\u00e9s de CO2"},"content":{"rendered":"\n<p><strong>Au contraire des oc\u00e9ans, les lacs sont de gros \u00e9metteurs de CO2. Pour quelles raisons et quels sont les m\u00e9canismes \u00e0 l\u2019\u0153uvre ? Des scientifiques de l\u2019UNIL sont parvenu\u00b7e\u00b7s \u00e0 expliquer pour la premi\u00e8re fois le cycle du carbone complet dans le lac L\u00e9man, g\u00e9n\u00e9rant un mod\u00e8le applicable \u00e0 plusieurs grands lacs embl\u00e9matiques du monde.<\/strong><\/p>\n\n\n\n<p>Comme la plupart des lacs dans le monde, le L\u00e9man est un \u00e9metteur de gaz \u00e0 effet de serre, et notamment de dioxyde de carbone (CO<sub>2<\/sub>). Annuellement, il produit autant de CO<sub>2<\/sub>&nbsp;que le transport automobile de la ville de Lausanne (\u2243 150&rsquo;000 habitant\u00b7e\u00b7s). Ce ph\u00e9nom\u00e8ne \u2013 la production de CO<sub>2<\/sub>&nbsp;par les lacs \u2013 est connu depuis des ann\u00e9es. Il existe cependant un large d\u00e9bat quant aux m\u00e9canismes \u00e0 l\u2019\u0153uvre.<\/p>\n\n\n\n<p>Texte:\u00a0Laure-Anne Pessina, vid\u00e9o: Farbrice Ducrest <\/p>\n\n\n\n<p><a href=\"https:\/\/news.unil.ch\/display\/1730232978206\" data-type=\"link\" data-id=\"https:\/\/news.unil.ch\/display\/1730232978206\" target=\"_blank\" rel=\"noreferrer noopener\">Lisez l&rsquo;int\u00e9gralit\u00e9 de  l&rsquo;article<\/a> <\/p>\n\n\n\n<p><br><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Des scientifiques de l&#039;UNIL expliquent pourquoi le L\u00e9man \u00e9met de grosses quantit\u00e9s de CO2\" width=\"580\" height=\"326\" src=\"https:\/\/www.youtube.com\/embed\/2t5HfLW-ZQ0?start=63&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><a href=\"https:\/\/lexplore.info\/fr\/accueil\/\" data-type=\"link\" data-id=\"https:\/\/lexplore.info\/fr\/accueil\/\" target=\"_blank\" rel=\"noreferrer noopener\">Plus d&rsquo;informations <\/a><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Au contraire des oc\u00e9ans, les lacs sont de gros \u00e9metteurs de CO2. Pour quelles raisons et quels sont les m\u00e9canismes \u00e0 l\u2019\u0153uvre<\/p>\n","protected":false},"author":1001792,"featured_media":11297,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_uag_custom_page_level_css":"","footnotes":""},"categories":[104,9,45],"tags":[],"class_list":{"0":"post-11296","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-environnement","8":"category-recherche","9":"category-video"},"uagb_featured_image_src":{"full":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",1920,1080,false],"thumbnail":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-150x150.jpg",150,150,true],"medium":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-300x169.jpg",300,169,true],"medium_large":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-768x432.jpg",580,326,true],"large":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-1024x576.jpg",580,326,true],"1536x1536":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-1536x864.jpg",1536,864,true],"2048x2048":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",1920,1080,false],"post-thumbnail":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",1920,1080,false],"chaplin_preview_image_low_resolution":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-540x304.jpg",540,304,true],"chaplin_preview_image_high_resolution":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-1080x608.jpg",1080,608,true],"chaplin_fullscreen":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",1920,1080,false],"gform-image-choice-sm":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",300,169,false],"gform-image-choice-md":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",400,225,false],"gform-image-choice-lg":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final.jpg",600,338,false],"mailpoet_newsletter_max":["https:\/\/wp.unil.ch\/uniscope\/files\/2024\/11\/LeXplore-Plan-final-1320x743.jpg",1320,743,true]},"uagb_author_info":{"display_name":"Fabrice Ducrest","author_link":"https:\/\/wp.unil.ch\/uniscope\/author\/fducrest\/"},"uagb_comment_info":0,"uagb_excerpt":"Au contraire des oc\u00e9ans, les lacs sont de gros \u00e9metteurs de CO2. Pour quelles raisons et quels sont les m\u00e9canismes \u00e0 l\u2019\u0153uvre","_links":{"self":[{"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/posts\/11296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/users\/1001792"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/comments?post=11296"}],"version-history":[{"count":4,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/posts\/11296\/revisions"}],"predecessor-version":[{"id":11548,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/posts\/11296\/revisions\/11548"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/media\/11297"}],"wp:attachment":[{"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/media?parent=11296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/categories?post=11296"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.unil.ch\/uniscope\/wp-json\/wp\/v2\/tags?post=11296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}