{"id":381297,"date":"2026-02-06T22:31:07","date_gmt":"2026-02-06T21:31:07","guid":{"rendered":"https:\/\/realites.com.tn\/fr\/?p=381297"},"modified":"2026-02-06T22:31:07","modified_gmt":"2026-02-06T21:31:07","slug":"disparition-partielle-des-plages-de-coucou-beach-un-signal-dalarme-ecologique-selon-hamdi-hached","status":"publish","type":"post","link":"https:\/\/realites.com.tn\/fr\/disparition-partielle-des-plages-de-coucou-beach-un-signal-dalarme-ecologique-selon-hamdi-hached\/","title":{"rendered":"Disparition partielle des plages de \u00ab Coucou Beach \u00bb : un signal d\u2019alarme \u00e9cologique selon Hamdi Hached"},"content":{"rendered":"<p>Une partie du littoral de Ghar El Melh, connu du grand public sous le nom de \u00ab Coucou Beach \u00bb, aurait r\u00e9cemment subi une \u00e9rosion.<\/p>\n<p>Selon l\u2019expert en environnement Hamdi Hached, ing\u00e9nieur sp\u00e9cialis\u00e9 dans le changement climatique, cette d\u00e9gradation est mise en \u00e9vidence par la comparaison de deux images satellitaires issues du programme europ\u00e9en Copernicus, capt\u00e9es par le satellite Sentinel-2 \u00e0 haute r\u00e9solution, les 14 janvier et 6 f\u00e9vrier 2026.<\/p>\n<p>Les images montrent une disparition partielle du cordon sableux qui s\u00e9parait la lagune de Ghar El Melh de la mer. Or, cette barri\u00e8re naturelle joue un r\u00f4le essentiel dans la protection de l\u2019\u00e9cosyst\u00e8me lagunaire et dans la stabilit\u00e9 du littoral. Sa d\u00e9t\u00e9rioration rapide constitue une perte r\u00e9elle, \u00e0 la fois environnementale, paysag\u00e8re et touristique.<\/p>\n<p>Ce ph\u00e9nom\u00e8ne s\u2019explique principalement par les fortes perturbations marines provoqu\u00e9es par les temp\u00eates Harry et Kristin, qui ont frapp\u00e9 la Tunisie au cours des semaines pr\u00e9c\u00e9dentes. L\u2019augmentation de l\u2019\u00e9nergie des vagues, la modification des courants c\u00f4tiers et l\u2019intensification du processus d\u2019\u00e9rosion ont fragilis\u00e9 un syst\u00e8me d\u00e9j\u00e0 vuln\u00e9rable.<\/p>\n<p>Pour Hamdi Hached, il ne s\u2019agit ni d\u2019une \u00ab agression \u00bb ni d\u2019une \u00ab vengeance \u00bb de la mer. Il s\u2019agit d\u2019un m\u00e9canisme naturel ancien, par lequel l\u2019oc\u00e9an reconquiert progressivement son espace lorsque les \u00e9quilibres sont rompus. Le cordon sableux de Ghar El Melh subissait depuis longtemps une pression continue, aggrav\u00e9e par le changement climatique et par des interventions humaines limitant sa capacit\u00e9 de r\u00e9g\u00e9n\u00e9ration naturelle.<\/p>\n<p>\u00ab Avec le premier choc climatique majeur, ces faiblesses sont apparues au grand jour \u00bb, souligne l\u2019expert.<\/p>\n<p>La comparaison entre janvier et f\u00e9vrier 2026 rappelle ainsi une r\u00e9alit\u00e9 souvent ignor\u00e9e : les c\u00f4tes ne sont pas fig\u00e9es. Ce sont des espaces vivants, mobiles, soumis \u00e0 des dynamiques complexes. La perte du sable aujourd\u2019hui constitue un avertissement clair pour l\u2019avenir.<\/p>\n<p>Selon Hamdi Hached, la protection du littoral ne peut plus se faire par des solutions improvis\u00e9es ou purement d\u00e9fensives. Elle exige une approche fond\u00e9e sur la compr\u00e9hension scientifique des ph\u00e9nom\u00e8nes marins, le respect des \u00e9quilibres naturels et la pr\u00e9servation des zones tampons.<\/p>\n<p>\u00ab Il ne s\u2019agit pas de lutter contre la mer, mais d\u2019apprendre \u00e0 coexister avec elle, en lui laissant l\u2019espace n\u00e9cessaire pour retrouver son \u00e9quilibre, avant qu\u2019elle ne l\u2019impose par la force \u00bb, conclut-il.<\/p>\n<p><strong>Cr\u00e9dit photos : Mohamed Ali Briki<\/strong><\/p>\n<p style=\"padding-left: 40px;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-381302 size-full alignleft\" src=\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2026\/02\/Screenshot_20260206_222026_Facebook-1.jpg\" alt=\"\" width=\"621\" height=\"502\" srcset=\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2026\/02\/Screenshot_20260206_222026_Facebook-1.jpg 621w, https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2026\/02\/Screenshot_20260206_222026_Facebook-1-300x243.jpg 300w\" sizes=\"(max-width: 621px) 100vw, 621px\" \/><\/p>\n<p><img decoding=\"async\" class=\"wp-image-381303 size-full alignleft\" src=\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2026\/02\/Screenshot_20260206_222028_Facebook.jpg\" alt=\"\" width=\"617\" height=\"501\" srcset=\"https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2026\/02\/Screenshot_20260206_222028_Facebook.jpg 617w, https:\/\/realites.com.tn\/fr\/wp-content\/uploads\/2026\/02\/Screenshot_20260206_222028_Facebook-300x244.jpg 300w\" sizes=\"(max-width: 617px) 100vw, 617px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une partie du littoral de Ghar El Melh, connu du grand public sous le nom de \u00ab Coucou Beach \u00bb, aurait r\u00e9cemment subi une \u00e9rosion. Selon l\u2019expert en environnement Hamdi&hellip;<\/p>\n","protected":false},"author":145,"featured_media":381299,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4,2508],"tags":[],"class_list":["post-381297","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-environnement"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Disparition partielle des plages de \u00ab Coucou Beach \u00bb : un signal d\u2019alarme \u00e9cologique selon Hamdi Hached - R\u00e9alit\u00e9s Magazine<\/title>\n<meta name=\"description\" content=\"Une partie du littoral de Ghar El Melh, connu du grand public sous le nom de \u00ab Coucou Beach \u00bb, aurait r\u00e9cemment subi une \u00e9rosion. 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