{"id":34554,"date":"2021-09-10T11:45:59","date_gmt":"2021-09-10T09:45:59","guid":{"rendered":"https:\/\/foretnature.be\/resume-foret-mail\/quelle-strategie-carbone-pour-la-foret-dici-2050\/"},"modified":"2021-09-10T11:45:59","modified_gmt":"2021-09-10T09:45:59","slug":"quelle-strategie-carbone-pour-la-foret-dici-2050","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/quelle-strategie-carbone-pour-la-foret-dici-2050\/","title":{"rendered":"Quelle strat\u00e9gie carbone pour la for\u00eat d\u2019ici 2050 ?"},"content":{"rendered":"<p>Ce nouveau rapport apporte un autre \u00e9clairage sur le r\u00f4le \u00e0 jouer par la for\u00eat et les produits bois dans l\u2019att\u00e9nuation du changement climatique \u00e0 l\u2019horizon 2050 en France. Il partage les savoirs et ouvre la discussion \u00e0 un public large. Il a \u00e9t\u00e9 command\u00e9 par les associations Amis de la Terre, Fern et Canop\u00e9e \u00e0 Ga\u00ebtan du Bus de Warnaffe.<br \/>\nIl demande que les strat\u00e9gies nationales se planifient \u00e0 l\u2019\u00e9chelle r\u00e9gionale et que les d\u00e9cisions techniques se prennent \u00e0 l\u2019\u00e9chelle locale. Il tente de mieux prendre en compte les petits bois, le bois mort et les branches dans le calcul global du stock de carbone.<br \/>\nTrois sc\u00e9narios sont analys\u00e9s : intensif (priorit\u00e9 fili\u00e8re), extensif (priorit\u00e9 \u00e9cosyst\u00e8me) et mod\u00e9r\u00e9 (compromis).<br \/>\nL\u2019intensif \u00e9chapperait au but de stockage de carbone (tenant compte du stockage du carbone dans l\u2019\u00e9cosyst\u00e8me et dans les produits, et de l\u2019effet de substitution) et ne prend pas en compte les stress subis par les arbres, les probl\u00e8mes de fertilit\u00e9 du sol sous l\u2019effet du pr\u00e9l\u00e8vement des branches, la perte de biodiversit\u00e9 sous l\u2019effet du pr\u00e9l\u00e8vement des bois morts et de la rar\u00e9faction des gros et tr\u00e8s gros bois, et les conflits d\u2019usage. Une telle optique m\u00e8nerait \u00e0 une d\u00e9stabilisation des \u00e9cosyst\u00e8mes, imposant progressivement la pratique des cycles courts et le renouvellement par plantation.<br \/>\nL\u2019extensif m\u00e8nerait sans doute \u00e0 une p\u00e9nurie d\u2019approvisionnement dans la fili\u00e8re bois (fermeture de scieries, pertes d\u2019emplois\u2026) et entra\u00eenerait la hausse des importations.<br \/>\nL\u2019auteur propose finalement d\u2019approfondir une strat\u00e9gie d\u2019att\u00e9nuation mod\u00e9r\u00e9e, fond\u00e9e sur (1) le choix explicite de maintenir durablement 25 % de la surface foresti\u00e8re en libre \u00e9volution ; (2) le maintien jusque 2050 d\u2019un pr\u00e9l\u00e8vement de 60 Mm\u00b3\/an avec augmentation des surfaces g\u00e9r\u00e9es pour mieux r\u00e9partir ce pr\u00e9l\u00e8vement dans l\u2019espace, atteindre un capital d\u2019\u00e9quilibre et diminuer le taux de pr\u00e9l\u00e8vement des branches et du bois mort ; (3) la pratique d\u2019une sylviculture \u00e0 couvert continu, avec des termes d\u2019exploitabilit\u00e9 \u00e9lev\u00e9s, combin\u00e9e, dans les surfaces en impasse sanitaire, \u00e0 la futaie r\u00e9guli\u00e8re par petits parquets plant\u00e9s d\u2019essences diversifi\u00e9es apr\u00e8s un travail du sol minimal.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ce nouveau rapport apporte un autre \u00e9clairage sur le r\u00f4le \u00e0 jouer par la for\u00eat et les produits bois dans l\u2019att\u00e9nuation du changement climatique \u00e0 l\u2019horizon 2050 en France. Il partage les savoirs et ouvre la discussion \u00e0 un public large. Il a \u00e9t\u00e9 command\u00e9 par les associations Amis de la Terre, Fern et Canop\u00e9e [&hellip;]<\/p>","protected":false},"featured_media":0,"template":"","categories":[50],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Quelle strat\u00e9gie carbone pour la for\u00eat d\u2019ici 2050 ? - For\u00eat.Nature<\/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:\/\/foretnature.be\/en\/resume-foret-mail\/quelle-strategie-carbone-pour-la-foret-dici-2050\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Quelle strat\u00e9gie carbone pour la for\u00eat d\u2019ici 2050 ? - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"Ce nouveau rapport apporte un autre \u00e9clairage sur le r\u00f4le \u00e0 jouer par la for\u00eat et les produits bois dans l\u2019att\u00e9nuation du changement climatique \u00e0 l\u2019horizon 2050 en France. Il partage les savoirs et ouvre la discussion \u00e0 un public large. 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