{"id":9734,"date":"2026-07-09T12:26:12","date_gmt":"2026-07-09T12:26:12","guid":{"rendered":"https:\/\/unescoalfozanprize.org\/?p=9734"},"modified":"2026-07-09T12:26:12","modified_gmt":"2026-07-09T12:26:12","slug":"des-scientifiques-decouvrent-que-les-arbres-continuent-dabsorber-du-carbone-au-dela-de-leur-saison-de-croissance","status":"publish","type":"post","link":"https:\/\/unescoalfozanprize.org\/fr\/des-scientifiques-decouvrent-que-les-arbres-continuent-dabsorber-du-carbone-au-dela-de-leur-saison-de-croissance\/","title":{"rendered":"Des scientifiques d\u00e9couvrent que les arbres continuent d&rsquo;absorber du carbone au-del\u00e0 de leur saison de croissance"},"content":{"rendered":"<p>Une nouvelle \u00e9tude a r\u00e9v\u00e9l\u00e9 que les ch\u00eanes continuent d\u2019absorber du dioxyde de carbone longtemps apr\u00e8s l\u2019arr\u00eat de leur croissance annuelle, remettant ainsi en cause une hypoth\u00e8se fondamentale concernant la mani\u00e8re dont les for\u00eats stockent le carbone. Les chercheurs ont d\u00e9couvert que, bien que la croissance des arbres s\u2019arr\u00eate \u00e0 la fin de l\u2019\u00e9t\u00e9, la photosynth\u00e8se peut se poursuivre pendant plusieurs mois suppl\u00e9mentaires. Au lieu d\u2019\u00eatre transform\u00e9 en nouveau bois, une grande partie du carbone captur\u00e9 sert \u00e0 alimenter les feuilles, les racines et d\u2019autres processus biologiques. Ces r\u00e9sultats sugg\u00e8rent que les for\u00eats pourraient stocker moins de carbone dans les tissus ligneux qu&rsquo;on ne l&rsquo;estimait auparavant, ce qui pourrait influencer les futurs mod\u00e8les climatiques et les pr\u00e9visions concernant la mani\u00e8re dont les for\u00eats r\u00e9agissent \u00e0 la hausse des niveaux de dioxyde de carbone.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle \u00e9tude a r\u00e9v\u00e9l\u00e9 que les ch\u00eanes continuent d\u2019absorber du dioxyde de carbone longtemps apr\u00e8s l\u2019arr\u00eat de leur croissance annuelle, remettant ainsi en cause une hypoth\u00e8se fondamentale concernant la mani\u00e8re dont les for\u00eats stockent le carbone. Les chercheurs ont d\u00e9couvert que, bien que la croissance des arbres s\u2019arr\u00eate \u00e0 la fin de l\u2019\u00e9t\u00e9, la [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":9735,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-9734","post","type-post","status-publish","format-standard","hentry","category-non-classifiee"],"_links":{"self":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts\/9734","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/comments?post=9734"}],"version-history":[{"count":1,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts\/9734\/revisions"}],"predecessor-version":[{"id":9739,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/posts\/9734\/revisions\/9739"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/media\/9735"}],"wp:attachment":[{"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/media?parent=9734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/categories?post=9734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unescoalfozanprize.org\/fr\/wp-json\/wp\/v2\/tags?post=9734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}