{"id":22110,"date":"2023-03-31T15:58:40","date_gmt":"2023-03-31T14:58:40","guid":{"rendered":"https:\/\/congovirtuel.com\/information\/?p=22110"},"modified":"2023-03-31T15:58:40","modified_gmt":"2023-03-31T14:58:40","slug":"la-foret-tropicale-congolaise-est-desormais-le-premier-poumon-de-la-planete","status":"publish","type":"post","link":"https:\/\/congovirtuel.com\/information\/la-foret-tropicale-congolaise-est-desormais-le-premier-poumon-de-la-planete\/","title":{"rendered":"La for\u00eat tropicale congolaise est d\u00e9sormais le \u00ab\u00a0premier poumon\u00a0\u00bb de la plan\u00e8te","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<div class=\"box-border flex w-full max-w-row flex-wrap justify-center bg-background-light dark:bg-background-dark py-6 sm:py-8 md:py-12\">\n<div class=\"container box-border max-w-container max-w-[720px] py-10 px-6 sm:py-8 sm:px-8 md:py-12 md:px-12\">\n<div class=\"js-block-text max-w-none text-content-900 prose leading-loose font-normal prose-headings:font-bold prose-a:font-semibold prose-strong:font-bold prose-li:text-18 prose-li:leading-32 dark:text-content-100 dark:prose-headings:text-content-100 dark:prose-a:bg-navy-blue-700 dark:prose-a:text-navy-blue-100 dark:prose-a:visited:bg-navy-blue-700 dark:prose-a:visited:text-teal-200 dark:prose-a:hover:bg-navy-blue-500 dark:prose-a:hover:text-navy-blue-100 dark:prose-a:focus:outline-focus dark:prose-blockquote:text-sand-100 dark:prose-code:text-sand-100 dark:prose-pre:bg-[#1f2227] dark:prose-pre:text-[#639bee] dark:prose-li:before:text-primary dark:prose-thead:bg-purple-500 dark:prose-thead:text-primary dark:prose-tr:border-b-purple-500 dark:prose-hr:border-navy-blue-800 md:prose-md lg:prose-lg lg:prose-h1:text-36 lg:prose-h1:leading-[2.75rem] lg:prose-h2:text-28 lg:prose-h2:leading-[2.125rem] lg:prose-h3:text-24 lg:prose-h3:leading-[1.8125rem] lg:prose-p:text-16 lg:prose-p:leading-32 lg:prose-blockquote:py-60 lg:prose-blockquote:pr-[5rem] lg:prose-blockquote:pl-[6rem] lg:prose-li:text-16 lg:prose-li:leading-32 first-letter:float-left first-letter:mt-[.2rem] first-letter:mr-0 first-letter:mb-0 first-letter:ml-[-.125rem] first-letter:pr-[.625rem] first-letter:text-60 first-letter:not-italic first-letter:leading-none first-letter:font-bold\">\n<div>\n<p>Selon des chercheurs de l\u2019UGent, la for\u00eat tropicale du bassin du Congo est devenue le \u00ab\u00a0premier poumon\u00a0\u00bb de la plan\u00e8te. Cela signifie que cette for\u00eat est le site de stockage de dioxyde de carbone (CO2) le plus important au monde. Pr\u00e9c\u00e9demment, c\u2019est dans la for\u00eat amazonienne, que se trouvait le \u00ab\u00a0premier poumon\u00a0\u00bb.<\/p>\n<p>La photosynth\u00e8se est le processus qui permet aux v\u00e9g\u00e9taux, gr\u00e2ce \u00e0 la lumi\u00e8re solaire, de transformer le CO2 en oxyg\u00e8ne et en \u00e9nergie. Pour \u00e9tudier quelle quantit\u00e9 de CO2 (un gaz \u00e0 effet de serre) la for\u00eat peut absorber, ces scientifiques ont install\u00e9, il y a quelques ann\u00e9es, \u00e0 Yangambi dans le bassin du fleuve Congo\u00a0<strong><a href=\"https:\/\/www.ugent.be\/bw\/gct\/en\/research\/isofys\/projects\/yps-congoflux\" target=\"_blank\" rel=\"noopener\">une \u00ab\u00a0tour climatique\u00a0\u00bb (ou \u00ab\u00a0tour \u00e0 flux\u00a0\u00bb<\/a><\/strong>) de 57 m\u00e8tres de haut, qui d\u00e9passe la canop\u00e9e d\u2019une vingtaine de m\u00e8tres.<\/p>\n<p>Au sommet de cette tour\u00a0ont \u00e9t\u00e9 plac\u00e9s des instruments qui mesurent un certain nombre d\u2019indicateurs\u00a0dont le taux de CO2 et l\u2019humidit\u00e9 dans l\u2019air, cela permet de mesurer l\u2019\u00e9change net de dioxyde de carbone entre la for\u00eat et l\u2019atmosph\u00e8re, sur une surface d\u2019environ 30 hectares,\u00a0<strong><a href=\"https:\/\/www.vrt.be\/vrtnws\/nl\/kijk\/2023\/03\/29\/klimaattoren-in-congo-arvato-56384961\/\" target=\"_blank\" rel=\"noopener\">explique \u00e0 la VRT le professeur Pascal Boeckx de l\u2019UGent<\/a><\/strong>.<\/p>\n<p>En effet, si les arbres absorbent du CO2, ils en produisent aussi par le tronc et le sol. Et c\u2019est le r\u00e9sultat net de ces \u00e9changes qu\u2019il faut obtenir. \u00ab\u00a0<em>Nos calculs ne sont pas encore d\u00e9finitifs, mais nous sommes actuellement \u00e0 environ 5 tonnes de CO2 par hectare et par an<\/em>, indique Pascal Boeckx,\u00a0<em>c\u2019est presque deux fois plus que dans une for\u00eat belge. Et c\u2019est m\u00eame plus que le CO2 absorb\u00e9 dans la for\u00eat amazonienne<\/em>\u00ab\u00a0. Ce qui fait dire au chercheur que le bassin du Congo n\u2019est plus le deuxi\u00e8me, mais d\u00e9sormais le premier poumon de la plan\u00e8te.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"box-border flex w-full max-w-row flex-wrap justify-center bg-background-light dark:bg-background-dark py-6 sm:py-8 md:py-12\">\n<div class=\"container box-border max-w-container max-w-[720px] py-10 px-6 sm:py-8 sm:px-8 md:py-12 md:px-12\">\n<div class=\"grid w-full grid-cols-1 rounded-md bg-card-light p-16 shadow-base dark:bg-card-dark md:p-20\">\n<div class=\"relative w-full aspect-w-16 aspect-h-9\">\n<div class=\"image_img-container--responsive-auto__gEj1I\"><img decoding=\"async\" class=\"image_img--responsive-auto__4s6x1\" src=\"https:\/\/ds.static.rtbf.be\/article\/image\/1920x1080\/a\/4\/0\/ccdbd53edad707411f0f08098c01c6de-1680167146.jpg\" sizes=\"(min-width: 760px) 656px, calc(90.91vw - 17px)\" srcset=\"https:\/\/ds.static.rtbf.be\/article\/image\/180x100\/a\/4\/0\/ccdbd53edad707411f0f08098c01c6de-1680167146.jpg 180w, https:\/\/ds.static.rtbf.be\/article\/image\/370x208\/a\/4\/0\/ccdbd53edad707411f0f08098c01c6de-1680167146.jpg 370w, https:\/\/ds.static.rtbf.be\/article\/image\/770x433\/a\/4\/0\/ccdbd53edad707411f0f08098c01c6de-1680167146.jpg 770w, https:\/\/ds.static.rtbf.be\/article\/image\/1248x702\/a\/4\/0\/ccdbd53edad707411f0f08098c01c6de-1680167146.jpg 1248w, https:\/\/ds.static.rtbf.be\/article\/image\/1920x1080\/a\/4\/0\/ccdbd53edad707411f0f08098c01c6de-1680167146.jpg 1920w\" alt=\"Au sommet de la tour sont plac\u00e9s diff\u00e9rents instruments de mesure.\" data-nimg=\"fill\" \/><\/div>\n<\/div>\n<div class=\"pt-16 dark:text-white\"><span class=\"text-14 italic leading-normal font-normal\">Au sommet de la tour sont plac\u00e9s diff\u00e9rents instruments de mesure.\u00a0\u00a9 Fiston Wasanga\/CIFOR<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"box-border flex w-full max-w-row flex-wrap justify-center bg-background-light dark:bg-background-dark py-6 sm:py-8 md:py-12\">\n<div class=\"container box-border max-w-container max-w-[720px] py-10 px-6 sm:py-8 sm:px-8 md:py-12 md:px-12\">\n<div class=\"js-block-text max-w-none text-content-900 prose leading-loose font-normal prose-headings:font-bold prose-a:font-semibold prose-strong:font-bold prose-li:text-18 prose-li:leading-32 dark:text-content-100 dark:prose-headings:text-content-100 dark:prose-a:bg-navy-blue-700 dark:prose-a:text-navy-blue-100 dark:prose-a:visited:bg-navy-blue-700 dark:prose-a:visited:text-teal-200 dark:prose-a:hover:bg-navy-blue-500 dark:prose-a:hover:text-navy-blue-100 dark:prose-a:focus:outline-focus dark:prose-blockquote:text-sand-100 dark:prose-code:text-sand-100 dark:prose-pre:bg-[#1f2227] dark:prose-pre:text-[#639bee] dark:prose-li:before:text-primary dark:prose-thead:bg-purple-500 dark:prose-thead:text-primary dark:prose-tr:border-b-purple-500 dark:prose-hr:border-navy-blue-800 md:prose-md lg:prose-lg lg:prose-h1:text-36 lg:prose-h1:leading-[2.75rem] lg:prose-h2:text-28 lg:prose-h2:leading-[2.125rem] lg:prose-h3:text-24 lg:prose-h3:leading-[1.8125rem] lg:prose-p:text-16 lg:prose-p:leading-32 lg:prose-blockquote:py-60 lg:prose-blockquote:pr-[5rem] lg:prose-blockquote:pl-[6rem] lg:prose-li:text-16 lg:prose-li:leading-32\">\n<div>\n<p>Ce projet est men\u00e9\u00a0en collaboration avec le\u00a0<strong><a href=\"https:\/\/www.cifor.org\/knowledge\/project\/15640\" target=\"_blank\" rel=\"noopener\">Centre pour la recherche foresti\u00e8re internationale (Cifor)<\/a><\/strong>\u00a0et l\u2019<strong><a href=\"http:\/\/www.eraift-rdc.org\/fr\/\" target=\"_blank\" rel=\"noopener\">\u00c9cole congolaise r\u00e9gionale post-universitaire d\u2019am\u00e9nagement et de gestion int\u00e9gr\u00e9s des for\u00eats et territoires tropicaux (ERAIFT<\/a><\/strong><strong><a href=\"http:\/\/www.eraift-rdc.org\/fr\/\" target=\"_blank\" rel=\"noopener\">)<\/a><\/strong>. La tour climatique mesure aussi les niveaux de m\u00e9thane et de protoxyde d\u2019azote, deux autres gaz \u00e0 effet de serre qui renforcent le r\u00e9chauffement climatique.<\/p>\n<p>Partout dans le monde, des scientifiques mesurent la capacit\u00e9 d\u2019absorption de la v\u00e9g\u00e9tation gr\u00e2ce \u00e0\u00a0plusieurs centaines de tours de ce type afin de mieux comprendre l\u2019impact du changement climatique.\u00a0<strong><a href=\"https:\/\/fluxnet.org\/sites\/site-list-and-pages\/?view=map\" target=\"_blank\" rel=\"noopener\">Le site Fluxnet recense sur une carte la localisation de ces tours.<\/a><\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"box-border flex w-full max-w-row flex-wrap justify-center bg-background-light dark:bg-background-dark py-6 sm:py-8 md:py-12\">\n<div class=\"container box-border max-w-container max-w-[720px] py-10 px-6 sm:py-8 sm:px-8 md:py-12 md:px-12\">\n<section class=\"group relative flex w-full flex-wrap items-center rounded-md bg-white p-16 shadow-base hover:bg-navy-blue-100 focus:bg-navy-blue-100 dark:bg-navy-blue-800 dark:hover:bg-navy-blue-900 dark:focus:bg-navy-blue-900 outline outline-0 outline-offset-2 focus-within:outline-4 focus-within:outline-focus focus-within:dark:outline-white\/70\">\n<div class=\"order-2 flex items-center lg:order-3 lg:self-stretch\"><\/div>\n<\/section>\n<\/div>\n<\/div>\n<div class=\"box-border flex w-full max-w-row flex-wrap justify-center bg-background-light dark:bg-background-dark py-6 sm:py-8 md:py-12\">\n<div class=\"container box-border max-w-container max-w-[720px] py-10 px-6 sm:py-8 sm:px-8 md:py-12 md:px-12\">\n<div class=\"grid w-full grid-cols-1 rounded-md bg-card-light p-16 shadow-base dark:bg-card-dark md:p-20\">\n<div class=\"relative w-full aspect-w-16 aspect-h-9\">\n<div class=\"image_img-container--responsive-auto__gEj1I\"><img decoding=\"async\" class=\"image_img--responsive-auto__4s6x1\" src=\"https:\/\/ds.static.rtbf.be\/article\/image\/1920x1080\/a\/d\/a\/dbe18a0de465c27d83b08c510c23d831-1680191950.jpg\" sizes=\"(min-width: 760px) 656px, calc(90.91vw - 17px)\" srcset=\"https:\/\/ds.static.rtbf.be\/article\/image\/180x100\/a\/d\/a\/dbe18a0de465c27d83b08c510c23d831-1680191950.jpg 180w, https:\/\/ds.static.rtbf.be\/article\/image\/370x208\/a\/d\/a\/dbe18a0de465c27d83b08c510c23d831-1680191950.jpg 370w, https:\/\/ds.static.rtbf.be\/article\/image\/770x433\/a\/d\/a\/dbe18a0de465c27d83b08c510c23d831-1680191950.jpg 770w, https:\/\/ds.static.rtbf.be\/article\/image\/1248x702\/a\/d\/a\/dbe18a0de465c27d83b08c510c23d831-1680191950.jpg 1248w, https:\/\/ds.static.rtbf.be\/article\/image\/1920x1080\/a\/d\/a\/dbe18a0de465c27d83b08c510c23d831-1680191950.jpg 1920w\" alt=\"Selon des chercheurs de l\u2019UGent, la for\u00eat tropicale du bassin\u00a0du Congo est\u00a0devenue le &quot;premier poumon&quot; de la plan\u00e8te.\" data-nimg=\"fill\" \/><\/div>\n<\/div>\n<div class=\"pt-16 dark:text-white\"><span class=\"text-14 italic leading-normal font-normal\">Selon des chercheurs de l\u2019UGent, la for\u00eat tropicale du bassin\u00a0du Congo est\u00a0devenue le \u00ab\u00a0premier poumon\u00a0\u00bb de la plan\u00e8te.\u00a0\u00a9 Getty Images<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"box-border flex w-full max-w-row flex-wrap justify-center bg-background-light dark:bg-background-dark py-6 sm:py-8 md:py-12\">\n<div class=\"container box-border max-w-container max-w-[720px] py-10 px-6 sm:py-8 sm:px-8 md:py-12 md:px-12\">\n<div class=\"js-block-text max-w-none text-content-900 prose leading-loose font-normal prose-headings:font-bold prose-a:font-semibold prose-strong:font-bold prose-li:text-18 prose-li:leading-32 dark:text-content-100 dark:prose-headings:text-content-100 dark:prose-a:bg-navy-blue-700 dark:prose-a:text-navy-blue-100 dark:prose-a:visited:bg-navy-blue-700 dark:prose-a:visited:text-teal-200 dark:prose-a:hover:bg-navy-blue-500 dark:prose-a:hover:text-navy-blue-100 dark:prose-a:focus:outline-focus dark:prose-blockquote:text-sand-100 dark:prose-code:text-sand-100 dark:prose-pre:bg-[#1f2227] dark:prose-pre:text-[#639bee] dark:prose-li:before:text-primary dark:prose-thead:bg-purple-500 dark:prose-thead:text-primary dark:prose-tr:border-b-purple-500 dark:prose-hr:border-navy-blue-800 md:prose-md lg:prose-lg lg:prose-h1:text-36 lg:prose-h1:leading-[2.75rem] lg:prose-h2:text-28 lg:prose-h2:leading-[2.125rem] lg:prose-h3:text-24 lg:prose-h3:leading-[1.8125rem] lg:prose-p:text-16 lg:prose-p:leading-32 lg:prose-blockquote:py-60 lg:prose-blockquote:pr-[5rem] lg:prose-blockquote:pl-[6rem] lg:prose-li:text-16 lg:prose-li:leading-32\">\n<div>\n<p>Avec 220\u00a0millions d\u2019hectares de v\u00e9g\u00e9taux r\u00e9partis \u00e0 travers plusieurs pays (R\u00e9publique d\u00e9mocratique du Congo, Congo-Brazzaville\u00a0et Gabon), la for\u00eat du bassin du Congo est le deuxi\u00e8me massif forestier et \u00e9cologique\u00a0de la plan\u00e8te. Ce sont malheureusement quelquefois les communaut\u00e9s villageoises\u00a0qui vivent et d\u00e9pendent de la for\u00eat\u00a0qui la menacent par la surexploitation\u00a0ou en pratiquant l\u2019agriculture sur br\u00fblis (d\u00e9fricher par le feu afin de pr\u00e9parer le sol pour de nouvelles plantations).\u00a0<strong><a href=\"https:\/\/www.rtbf.be\/article\/premier-sommet-mondial-des-forets-tropicales-des-credits-carbone-pour-les-pays-protecteurs-de-la-biodiversite-11160807\">Un sommet mondial pour trouver des fonds afin de prot\u00e9ger les for\u00eats tropicales s\u2019est tenu d\u00e9but mars au Gabon.<\/a><\/strong><\/p>\n<p>Des projets existent afin de prot\u00e9ger la for\u00eat d\u2019une trop grande exploitation.\u00a0<strong><a href=\"https:\/\/fr.euronews.com\/2021\/11\/08\/rdc-un-pays-solution-pour-la-planete-et-les-fermiers-congolais\" target=\"_blank\" rel=\"noopener\">C\u2019est ainsi qu&rsquo;\u00e0 Kisangani, en RDC, sont form\u00e9s les futurs sp\u00e9cialistes gestionnaires des ressources foresti\u00e8res<\/a><\/strong>. Il s\u2019agit par exemple de miser sur l\u2019agroforesterie en formant les communaut\u00e9s locales \u00e0 planter certaines essences \u00e0 croissance rapide qui fertilisent les sols, \u00e0 op\u00e9rer des cycles de r\u00e9colte, \u00e0 se passer de tracteur pour labourer ou encore \u00e0 planter des arbres appr\u00e9ci\u00e9s par les abeilles afin de favoriser la pollinisation.<\/p>\n<p>RTBF<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Selon des chercheurs de l\u2019UGent, la for\u00eat tropicale du bassin du Congo est devenue le \u00ab\u00a0premier poumon\u00a0\u00bb de la plan\u00e8te. Cela signifie que cette for\u00eat est le site de stockage de dioxyde de carbone (CO2) le plus important au monde. Pr\u00e9c\u00e9demment, c\u2019est dans la for\u00eat amazonienne, que se trouvait le \u00ab\u00a0premier poumon\u00a0\u00bb. La photosynth\u00e8se est le processus qui permet aux v\u00e9g\u00e9taux, gr\u00e2ce \u00e0 la lumi\u00e8re solaire, de transformer le CO2 en oxyg\u00e8ne et en \u00e9nergie. Pour \u00e9tudier quelle quantit\u00e9 de CO2 (un gaz \u00e0 effet de serre) la for\u00eat peut&hellip;<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":5602,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","footnotes":""},"categories":[2539],"tags":[37962,37963],"class_list":["post-22110","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-environnement","tag-foret-de-la-rdc","tag-foret-rdc-poumon-planete"],"gutentor_comment":0,"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La for\u00eat tropicale congolaise est d\u00e9sormais le &quot;premier poumon&quot; de la plan\u00e8te - Actualit\u00e9s congolaises et internationales<\/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:\/\/congovirtuel.com\/information\/la-foret-tropicale-congolaise-est-desormais-le-premier-poumon-de-la-planete\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La for\u00eat tropicale congolaise est d\u00e9sormais le &quot;premier poumon&quot; de la plan\u00e8te - Actualit\u00e9s congolaises et internationales\" \/>\n<meta property=\"og:description\" content=\"Selon des chercheurs de l\u2019UGent, la for\u00eat tropicale du bassin du Congo est devenue le \u00ab\u00a0premier poumon\u00a0\u00bb de la plan\u00e8te. Cela signifie que cette for\u00eat est le site de stockage de dioxyde de carbone (CO2) le plus important au monde. Pr\u00e9c\u00e9demment, c\u2019est dans la for\u00eat amazonienne, que se trouvait le \u00ab\u00a0premier poumon\u00a0\u00bb. La photosynth\u00e8se est le processus qui permet aux v\u00e9g\u00e9taux, gr\u00e2ce \u00e0 la lumi\u00e8re solaire, de transformer le CO2 en oxyg\u00e8ne et en \u00e9nergie. 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