{"id":5366,"date":"2010-05-17T19:22:15","date_gmt":"2010-05-17T17:22:15","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=5366"},"modified":"2015-04-14T19:23:43","modified_gmt":"2015-04-14T17:23:43","slug":"la-grande-muraille-verte","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/la-grande-muraille-verte\/","title":{"rendered":"La Grande Muraille Verte"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p align=\"justify\"><span style=\"font-size: small;\">Le S\u00e9n\u00e9gal a pr\u00e9sent\u00e9 au sommet de Copenhague, fin 2009,\u00a0une initiative majeure : \u00ab La Grande Muraille Verte \u00bb, une bande de for\u00eats et de p\u00e2turages large de 15 km sur 7000 km d&rsquo;ouest en est de l&rsquo;Afrique. L&rsquo;id\u00e9e d&rsquo;origine est Nig\u00e9riane, mais le S\u00e9n\u00e9gal a pris l&rsquo;initiative de d\u00e9marrer les travaux avec un soutien pan-africain historique de l&rsquo;Union Africaine. Il s&rsquo;agit de reconqu\u00e9rir des territoires abandonn\u00e9s ou ab\u00eem\u00e9s, et de cr\u00e9er une base \u00e9conomique durable pour \u00e9viter la migration des populations agraires vers les villes et vers les pays riches. Et Monsieur Ciss\u00e9 nous fait prendre de la hauteur : \u00ab N&rsquo;oubliez pas que de nombreux conflits africains sont \u00e0 la base des combats pour des ressources naturelles. La nature transnationale de la Grande Muraille Verte, et sa cr\u00e9ation de richesse naturelle, en est d&rsquo;autant plus importante \u00bb.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">La dimension du projet, rien qu&rsquo;au niveau du S\u00e9n\u00e9gal, est imposante : 543 km de longueur et 15 km de largeur, soit 760 000 hectares. A ce jour, des travaux ont \u00e9t\u00e9 entrepris sur 100 km, avec 10 500 hectares plant\u00e9s. Pour rappel, la d\u00e9forestation annuel plan\u00e9taire est de 7,3 millions d&rsquo;hectares, selon les Nations Unies. Ainsi, sur toute sa longueur, avec approximativement 10 millions d&rsquo;hectares, la Grande Muraille Verte correspondrait, du moins en surface, \u00e0 une ann\u00e9e de deforestation mondiale.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">\u00ab Nous avons entrepris une consultation internationale d&rsquo;experts pour \u00e9tablir les esp\u00e8ces, id\u00e9alement d&rsquo;origine locale, adapt\u00e9es au projet. Mais \u00e9galement, nous avons impliqu\u00e9 les populations locales, pour solliciter leur connaissance des esp\u00e8ces historiques qui se trouvaient sur ces terres \u00bb, indique Monsieur Ciss\u00e9. \u00ab La strat\u00e9gie est bas\u00e9e sur l&rsquo;\u00e9tablissement de mara\u00eechages, et d&rsquo;arboricultures, principalement fruiti\u00e8res, afin de cr\u00e9er des revenus futurs pour les populations que nous payons aujourd&rsquo;hui pour construire la muraille verte \u00bb.<\/span><\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p align=\"justify\"><span style=\"font-size: small;\">Des projets similaires ont d\u00e9j\u00e0 montr\u00e9 qu&rsquo;ils pouvaient donner d&rsquo;excellent r\u00e9sultats aux plans social, \u00e9conomique, et environnemental. Ainsi la reconqu\u00eate du plateau de Loess, au nord-ouest de la Chine : en 20 ans et pour un investissement de 500 millions de dollars, le projet a converti pr\u00e8s d&rsquo;un million d&rsquo;hectares, quadrupl\u00e9 les revenus des populations locales, et d\u00e9livr\u00e9 un retour sur investissement annualis\u00e9 de 19%.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\"><br \/>\nLa Grande Muraille Verte sera une ceinture de v\u00e9g\u00e9tation multi -esp\u00e8ces, large de 15 km reliant Dakar \u00e0 Djibouti sur une longueur d\u2019environ 7000 km. Au plan op\u00e9rationnel, chaque pays concern\u00e9 par la muraille devra d\u00e9limiter une bande foresti\u00e8re large de 15 km, conform\u00e9ment au sch\u00e9ma conceptuel du trac\u00e9 de la GMV. Cette bande devra se situer n\u00e9cessairement dans la zone sah\u00e9lienne \u00e0 l\u2019isohy\u00e8te comprise entre 100 et 400mm.<\/span><\/p>\n<p align=\"center\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/spaw\/images\/trace.jpg\" alt=\"\" \/><\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\"><br \/>\nLa grande muraille sera, autant que possible, une bande continue mais pouvant prendre certains contours pour \u00e9viter des obstacles (cours d\u2019eau, sols rocailleux, montagne et collines de roche) ou rejoindre des zones habit\u00e9es.<\/span><\/p>\n<p align=\"justify\">sources : <a href=\"http:\/\/www.grandemurailleverte.org\/\">http:\/\/www.grandemurailleverte.org\/<\/a>\u00a0\/ <a href=\"http:\/\/yveslebelge.skynetblogs.be\/\">http:\/\/yveslebelge.skynetblogs.be\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"5366\">(505)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Le S\u00e9n\u00e9gal a pr\u00e9sent\u00e9 au sommet de Copenhague, fin 2009,\u00a0une initiative majeure : \u00ab La Grande Muraille Verte \u00bb, une&#8230;<\/p>\n","protected":false},"author":1,"featured_media":5367,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[27,26],"tags":[196,1744,332,3867,3052,100],"class_list":["post-5366","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ecologie","category-solutions","tag-afrique","tag-contre","tag-desert","tag-inovation","tag-muraille-verte","tag-solution","wpcat-27-id","wpcat-26-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/muraille-verte-afrique.jpg?fit=215%2C194&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-1oy","jetpack-related-posts":[{"id":16045,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-grande-muraille-verte-repousse-le-desert-du-sahara\/","url_meta":{"origin":5366,"position":0},"title":"La grande muraille verte repousse le d\u00e9sert du Sahara","author":"Admin","date":"19 novembre 2017","format":false,"excerpt":"La grande muraille verte veut reboiser les terres arides et repousser le d\u00e9sert, sur 7 800 km. C\u2019est un projet colossal qui a \u00e9t\u00e9 initi\u00e9 par l\u2019Union Africaine en 2008. Cr\u00e9er une immense barri\u00e8re v\u00e9g\u00e9tale, d\u2019un bout \u00e0 l\u2019autre du continent, afin de freiner l\u2019avanc\u00e9e du d\u00e9sert. Un projet ambitieux,\u2026","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/trace-grande-muraille-verte-sahara.jpg?fit=416%2C257&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":7742,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-grande-muraille-verte-du-sahara-pour-reverdir-le-sahara\/","url_meta":{"origin":5366,"position":1},"title":"La Grande muraille verte du Sahara pour reverdir le Sahara","author":"Admin","date":"6 ao\u00fbt 2015","format":false,"excerpt":"A l'heure o\u00f9 l'on parle de la plan\u00e8te Mars, voire de la terraformer, il serait bon de se poser les vraies questions pour notre propre plan\u00e8te. De Dakar \u00e0 Djibouti, une muraille verte pourquoi faire ? 11 pays africains s\u2019engagent pour freiner l\u2019avanc\u00e9e du d\u00e9sert et de la d\u00e9sertification au\u2026","rel":"","context":"Dans &quot;Solutions&quot;","block_context":{"text":"Solutions","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/solutions\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/trace-grande-muraille-verte-sahara.jpg?fit=416%2C257&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3783,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-grande-muraille-verte-comme-rempart-au-desert\/","url_meta":{"origin":5366,"position":2},"title":"Une grande &lsquo;muraille verte&rsquo; comme rempart au d\u00e9sert","author":"Admin","date":"19 d\u00e9cembre 2006","format":false,"excerpt":"Et si il existait une solution contre l'avanc\u00e9e des d\u00e9serts. Et si certains pays tr\u00e8s pauvres l'avaient d\u00e9j\u00e0 trouv\u00e9e. Et bien voici justement que la Mongolie et puis certains pays d'Afrique viennent de\u00a0reprendre l'id\u00e9e Chinoise\u00a0: Une grande \"muraille verte\" comme rempart au d\u00e9sert... \"Il y a plus de deux mille\u2026","rel":"","context":"Dans &quot;Ecologie&quot;","block_context":{"text":"Ecologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/ecologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/laterredufutur.com\/spaw\/images\/chine_desertreboisemt2005.jpeg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":26468,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-desert-de-taklamakan-reverdit-grace-a-un-projet-chinois-pharaonique\/","url_meta":{"origin":5366,"position":3},"title":"Le d\u00e9sert de Taklamakan reverdit gr\u00e2ce \u00e0 un projet chinois pharaonique","author":"Admin","date":"2 janvier 2025","format":false,"excerpt":"P\u00e9kin dompte la \u201cMer de la Mort\u201d avec une technologie solaire avanc\u00e9e. La Chine a r\u00e9alis\u00e9 un exploit monumental en encerclant le d\u00e9sert de Taklamakan, l\u2019un des d\u00e9serts mouvants les plus grands et les plus impitoyables au monde, avec une ceinture verte de 3 050 kilom\u00e8tres \u00e9quip\u00e9e de technologies de\u2026","rel":"","context":"Dans &quot;Solutions&quot;","block_context":{"text":"Solutions","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/solutions\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/Chine-construit-vaste-ceinture-verte-desertification-region-Xinjiang.jpg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/Chine-construit-vaste-ceinture-verte-desertification-region-Xinjiang.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/Chine-construit-vaste-ceinture-verte-desertification-region-Xinjiang.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/Chine-construit-vaste-ceinture-verte-desertification-region-Xinjiang.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/12\/Chine-construit-vaste-ceinture-verte-desertification-region-Xinjiang.jpg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":27096,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-grande-muraille-verte-de-la-chine\/","url_meta":{"origin":5366,"position":4},"title":"La grande muraille verte de la Chine","author":"Admin","date":"4 ao\u00fbt 2025","format":false,"excerpt":"Le plus grand d\u00e9sert de Chine ne se d\u00e9placera plus, gr\u00e2ce \u00e0 un immense projet de reforestation permettant de lutter contre l'ensablement. La Chine vient d\u2019achever une phase majeure du projet de reforestation initi\u00e9 il y a plus de 46 ans, en encerclant compl\u00e8tement le d\u00e9sert du Taklamakan, situ\u00e9 dans\u2026","rel":"","context":"Dans &quot;Divers&quot;","block_context":{"text":"Divers","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/divers\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/foret-chine.jpg?fit=900%2C600&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/foret-chine.jpg?fit=900%2C600&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/foret-chine.jpg?fit=900%2C600&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/07\/foret-chine.jpg?fit=900%2C600&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27528,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-chine-a-plante-tellement-darbres-que-cela-a-transforme-la-distribution-deau-dans-tout-le-pays\/","url_meta":{"origin":5366,"position":5},"title":"La Chine a plant\u00e9 tellement d&rsquo;arbres que cela a transform\u00e9 la distribution d&rsquo;eau dans tout le pays","author":"Admin","date":"9 d\u00e9cembre 2025","format":false,"excerpt":"Les vastes efforts de \u00ab reverdissement \u00bb entrepris en Chine au cours des derni\u00e8res d\u00e9cennies ont activ\u00e9 le cycle de l'eau du pays et d\u00e9plac\u00e9 l'eau d'une mani\u00e8re que les scientifiques commencent tout juste \u00e0 comprendre. Les efforts d\u00e9ploy\u00e9s par la Chine pour ralentir la d\u00e9gradation des terres et le\u2026","rel":"","context":"Dans &quot;Ecologie&quot;","block_context":{"text":"Ecologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/ecologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/12\/muraille-verte-chine.webp?fit=650%2C366&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/12\/muraille-verte-chine.webp?fit=650%2C366&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/12\/muraille-verte-chine.webp?fit=650%2C366&ssl=1&resize=525%2C300 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/5366","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=5366"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/5366\/revisions"}],"predecessor-version":[{"id":5368,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/5366\/revisions\/5368"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/5367"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=5366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=5366"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=5366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}