{"id":371989,"date":"2025-03-20T14:50:49","date_gmt":"2025-03-20T14:50:49","guid":{"rendered":"https:\/\/afrikmag.com\/var\/www\/vhosts\/afrikmag.compublic_html\/?p=371989"},"modified":"2025-03-20T14:50:49","modified_gmt":"2025-03-20T14:50:49","slug":"villes-africaines-qui-pourraient-disparaitre-dici-2100","status":"publish","type":"post","link":"https:\/\/afrikmag.com\/var\/www\/vhosts\/afrikmag.compublic_html\/villes-africaines-qui-pourraient-disparaitre-dici-2100\/","title":{"rendered":"Les villes africaines qui pourraient dispara\u00eetre d&rsquo;ici 2100"},"content":{"rendered":"<div id=\"lead\" class=\"article-perex \">\n<p><span>Les villes africaines sont confront\u00e9es \u00e0 une crise environnementale croissante, tandis que leur littoral de faible altitude continue de s&rsquo;\u00e9roder. Les experts avertissent que sans intervention urgente, nombre d&rsquo;entre elles pourraient \u00eatre menac\u00e9es de graves inondations, voire dispara\u00eetre, d&rsquo;ici 2100.<\/span><\/p>\n<\/div>\n<div class=\"article-gallery \">\n<div id=\"article-main-image\" class=\"image-container\">\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p>L\u2019\u00e9l\u00e9vation du niveau de la mer, provoqu\u00e9e par le changement climatique, s\u2019\u00e9tend progressivement aux villes c\u00f4ti\u00e8res, mettant des millions de personnes en danger de perdre leur maison, leur emploi et leur mode de vie.<\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p>Les r\u00e9gions c\u00f4ti\u00e8res d\u2019Afrique sont particuli\u00e8rement vuln\u00e9rables en raison d\u2019une combinaison de facteurs : une urbanisation rapide, des infrastructures faibles et une augmentation des catastrophes li\u00e9es au climat, comme les inondations et les ondes de temp\u00eate.<\/p>\n<\/div>\n<div class=\"adSlotContainer \n                \"><\/p>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p>Les scientifiques avertissent que si les temp\u00e9ratures mondiales continuent d\u2019augmenter au rythme actuel, de vastes \u00e9tendues de terre pourraient \u00eatre englouties par la mer, d\u00e9pla\u00e7ant des communaut\u00e9s enti\u00e8res et provoquant de graves pertes \u00e9conomiques.<\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p>La question est de savoir si ces villes pourront \u00eatre sauv\u00e9es \u00e0 temps. Alors que les gouvernements et les groupes environnementaux travaillent sur des strat\u00e9gies d&rsquo;adaptation comme la construction de digues, l&rsquo;am\u00e9lioration du drainage et la restauration des mangroves, le d\u00e9fi reste immense.<\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><strong>Voici les villes africaines qui pourraient dispara\u00eetre d\u2019ici 2100 selon le Forum \u00e9conomique mondial :<\/strong><\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-heading \">\n<h3 class=\"heading-h3 replaced-h1\">Lagos, Nigeria<\/h3>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p>Lagos, centre \u00e9conomique du Nigeria et ville la plus peupl\u00e9e d&rsquo;Afrique, est confront\u00e9e \u00e0 une crise environnementale croissante alors que son littoral de faible altitude continue de s&rsquo;\u00e9roder.<\/p>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><span>L\u2019empi\u00e8tement incessant de l\u2019oc\u00e9an Atlantique, exacerb\u00e9 par l\u2019\u00e9l\u00e9vation du niveau de la mer induite par le changement climatique, constitue une menace importante pour des millions d\u2019habitants, des infrastructures essentielles et des activit\u00e9s \u00e9conomiques.<\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"adSlotContainer \n                \"><img  title=\"\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/pbs.twimg.com\/media\/E6bbpbsXoAQDGrB?format=jpg&amp;name=medium\"  alt=\"Les villes africaines qui pourraient dispara\u00eetre d&#039;ici 2100\"  \/><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div><\/div>\n<div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><span>Une \u00e9tude men\u00e9e par l&rsquo;Universit\u00e9 de Plymouth a averti qu&rsquo;une \u00e9l\u00e9vation du niveau de la mer de trois \u00e0 neuf pieds pourrait avoir \u00ab un effet catastrophique sur les activit\u00e9s humaines \u00bb, entra\u00eenant des d\u00e9placements massifs, la perte de moyens de subsistance et de graves dommages aux infrastructures c\u00f4ti\u00e8res.<\/span><\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-heading \">\n<h3 id=\"nav-ring-16\" class=\"heading-h3 replaced-h1\"><span>Alexandrie, \u00c9gypte<\/span><\/h3>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><span>Alexandrie, la ville historique fond\u00e9e par Alexandre le Grand, est confront\u00e9e \u00e0 une menace existentielle alors que ses plages disparaissent en raison de la mont\u00e9e du niveau de la mer.<\/span><\/p>\n<\/div>\n<\/div>\n<p><a href=\"http:\/\/www.afrikmag.com\/wp-content\/uploads\/2025\/03\/ECck9kpTURBXy81YThlZWIwYmViNTU2NmVhNWY0ZmE1YmM5MDcxYWZkMi5qcGeRlQLNAxbNAfXCw94AAqEwBqExAA.jpeg\"><img  title=\"\" loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-371993\" src=\"http:\/\/www.afrikmag.com\/wp-content\/uploads\/2025\/03\/ECck9kpTURBXy81YThlZWIwYmViNTU2NmVhNWY0ZmE1YmM5MDcxYWZkMi5qcGeRlQLNAxbNAfXCw94AAqEwBqExAA.jpeg\"  alt=\"Les villes africaines qui pourraient dispara\u00eetre d&#039;ici 2100\"  width=\"790\" height=\"501\" srcset=\"https:\/\/www.afrikmag.com\/wp-content\/uploads\/2025\/03\/ECck9kpTURBXy81YThlZWIwYmViNTU2NmVhNWY0ZmE1YmM5MDcxYWZkMi5qcGeRlQLNAxbNAfXCw94AAqEwBqExAA.jpeg 790w, https:\/\/www.afrikmag.com\/wp-content\/uploads\/2025\/03\/ECck9kpTURBXy81YThlZWIwYmViNTU2NmVhNWY0ZmE1YmM5MDcxYWZkMi5qcGeRlQLNAxbNAfXCw94AAqEwBqExAA-300x190.jpeg 300w, https:\/\/www.afrikmag.com\/wp-content\/uploads\/2025\/03\/ECck9kpTURBXy81YThlZWIwYmViNTU2NmVhNWY0ZmE1YmM5MDcxYWZkMi5qcGeRlQLNAxbNAfXCw94AAqEwBqExAA-768x487.jpeg 768w\" sizes=\"auto, (max-width: 790px) 100vw, 790px\" \/><\/a><\/p>\n<div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><span>Le Groupe d&rsquo;experts intergouvernemental sur l&rsquo;\u00e9volution du climat (GIEC) a d\u00e9j\u00e0 \u00e9labor\u00e9 le sc\u00e9nario catastrophe\u00a0: en 2050, \u00ab\u00a0le niveau de la mer montera d&rsquo;un m\u00e8tre\u00a0\u00bb. Il engloutira alors \u00ab\u00a0un tiers des terres ultra-fertiles du delta du Nil et des villes historiques comme Alexandrie seront inond\u00e9es\u00a0\u00bb.<\/span><\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-image \">\n<div class=\"imageBlock  aligment-center\">\n<div>\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><span>Chaque ann\u00e9e, la cit\u00e9 d&rsquo;Alexandre le Grand s&rsquo;enfonce de trois millim\u00e8tres, fragilis\u00e9e par les barrages du Nil en amont, qui emp\u00eachent la s\u00e9dimentation de consolider son sol, et par les forages gaziers en mer. D&rsquo;ici 2100, le niveau de la M\u00e9diterran\u00e9e pourrait monter jusqu&rsquo;\u00e0 soixante centim\u00e8tres, selon NPR, exposant Alexandrie \u00e0 un risque encore plus grand d&rsquo;inondations catastrophiques.<\/span><\/p>\n<\/div>\n<div class=\"ringCommonDetail ringBlockType-image \">\n<div class=\"imageBlock  aligment-center\">\n<div>\n<article>\n<div id=\"article-content-body\" class=\"article-content \">\n<div class=\"article-body-text\">\n<div class=\"ringCommonDetail ringBlockType-paragraph \">\n<p><span>Le minist\u00e8re \u00e9gyptien des Ressources en eau pr\u00e9vient que des centaines de personnes ont d\u00e9j\u00e0 d\u00fb quitter des b\u00e2timents fragilis\u00e9s par les inondations de 2015 et 2020. Elles ne sont que les premi\u00e8res d&rsquo;une longue s\u00e9rie.<\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Les villes africaines sont confront\u00e9es \u00e0 une crise environnementale croissante, tandis que leur littoral de faible altitude continue de s&rsquo;\u00e9roder. Les experts avertissent que sans intervention urgente, nombre d&rsquo;entre elles pourraient \u00eatre menac\u00e9es de graves inondations, voire dispara\u00eetre, d&rsquo;ici 2100. L\u2019\u00e9l\u00e9vation du niveau de la mer, provoqu\u00e9e par le changement climatique, s\u2019\u00e9tend progressivement aux villes &hellip;<\/p>\n","protected":false},"author":45,"featured_media":371994,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[189118,47],"tags":[201567,8899,7022],"class_list":["post-371989","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-a-la-une","category-afrique","tag-201567","tag-disparaitre","tag-villes-africaines"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les villes africaines qui pourraient dispara\u00eetre d&#039;ici 2100<\/title>\n<meta name=\"description\" content=\"Les villes africaines sont confront\u00e9es \u00e0 une crise environnementale croissante, tandis que leur littoral de faible altitude continue de 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