{"id":29316,"date":"2025-05-08T13:00:01","date_gmt":"2025-05-08T12:00:01","guid":{"rendered":"https:\/\/discover.ulysse.com\/?p=29316"},"modified":"2025-05-08T09:01:16","modified_gmt":"2025-05-08T08:01:16","slug":"venise-sapprete-a-disparaitre-des-solutions-pour-la-sauver-sont-elles-possibles","status":"publish","type":"post","link":"https:\/\/ulysse.com\/news\/venise-sapprete-a-disparaitre-des-solutions-pour-la-sauver-sont-elles-possibles","title":{"rendered":"Venise s\u2019appr\u00eate \u00e0 dispara\u00eetre : des solutions pour la sauver sont-elles possibles ?"},"content":{"rendered":"<p>Venise, cette perle flottante au c\u0153ur de la M\u00e9diterran\u00e9e, se trouve aujourd\u2019hui confront\u00e9e \u00e0 un d\u00e9fi de taille : la mont\u00e9e des eaux. Si cette situation est pr\u00e9occupante pour les habitants et les visiteurs, elle soul\u00e8ve des questions cruciales pour l&#8217;avenir de cette ville unique. Entre l\u2019acqua alta, les infrastructures vieillissantes et l\u2019\u00e9l\u00e9vation du niveau des oc\u00e9ans, plusieurs solutions sont envisag\u00e9es pour pr\u00e9server la S\u00e9r\u00e9nissime. Mais ces efforts suffiront-ils \u00e0 sauver Venise de l&#8217;inexorable avanc\u00e9e de l\u2019eau ? Voici un tour d&#8217;horizon des principales pistes pour garantir la survie de cette cit\u00e9 historique.<\/p>\n<h2>La mont\u00e9e des eaux : un combat de chaque instant<\/h2>\n<p>Venise lutte contre la mont\u00e9e des eaux depuis des d\u00e9cennies. Le ph\u00e9nom\u00e8ne naturel d\u2019acqua alta, qui survient principalement entre septembre et avril, a vu <strong>sa fr\u00e9quence augmenter<\/strong> ces derni\u00e8res ann\u00e9es. Ce ph\u00e9nom\u00e8ne est exacerb\u00e9 par l&#8217;enfoncement progressif de la ville dans la lagune, ce qui aggrave les inondations. En parall\u00e8le, l&#8217;\u00e9l\u00e9vation du niveau de la mer due au changement climatique menace de submerger la ville plus rapidement.<\/p>\n<p>Venise pourrait <strong>perdre des monuments iconiques<\/strong> si des solutions durables ne sont pas mises en place. Face \u00e0 cette situation alarmante, il devient urgent de repenser les protections actuelles et d&#8217;<strong>explorer de nouvelles approches<\/strong> pour maintenir la ville hors de l\u2019eau.<\/p>\n<blockquote class=\"instagram-media\" style=\"background: #FFF; border: 0; border-radius: 3px; margin: 1px; max-width: 540px; min-width: 326px; padding: 0; width: calc(100% - 2px);\" data-instgrm-permalink=\"https:\/\/www.instagram.com\/reel\/DIHG7xhIGkH\/?utm_source=ig_embed&amp;utm_campaign=loading\" data-instgrm-version=\"14\">\n<div style=\"padding: 16px;\">\n<p>&nbsp;<\/p>\n<div style=\"flex-direction: row; align-items: center;\">\n<div style=\"background-color: #f4f4f4; border-radius: 50%; flex-grow: 0; height: 40px; margin-right: 14px; width: 40px;\"><\/div>\n<div style=\"flex-direction: column; flex-grow: 1; justify-content: center;\">\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 100px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; width: 60px;\"><\/div>\n<\/div>\n<\/div>\n<div style=\"padding: 19% 0;\"><\/div>\n<div style=\"height: 50px; margin: 0 auto 12px; width: 50px;\"><\/div>\n<div style=\"padding-top: 8px;\">\n<div style=\"color: #3897f0; font-family: Arial,sans-serif; font-size: 14px; font-style: normal; font-weight: 550; line-height: 18px;\">Voir cette publication sur Instagram<\/div>\n<\/div>\n<div style=\"padding: 12.5% 0;\"><\/div>\n<div style=\"flex-direction: row; margin-bottom: 14px; align-items: center;\">\n<div>\n<div style=\"background-color: #f4f4f4; border-radius: 50%; height: 12.5px; width: 12.5px;\"><\/div>\n<div style=\"background-color: #f4f4f4; height: 12.5px; width: 12.5px; flex-grow: 0; margin-right: 14px; margin-left: 2px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 50%; height: 12.5px; width: 12.5px;\"><\/div>\n<\/div>\n<div style=\"margin-left: 8px;\">\n<div style=\"background-color: #f4f4f4; border-radius: 50%; flex-grow: 0; height: 20px; width: 20px;\"><\/div>\n<div style=\"width: 0; height: 0; border-top: 2px solid transparent; border-left: 6px solid #f4f4f4; border-bottom: 2px solid transparent;\"><\/div>\n<\/div>\n<div style=\"margin-left: auto;\">\n<div style=\"width: 0px; border-top: 8px solid #F4F4F4; border-right: 8px solid transparent;\"><\/div>\n<div style=\"background-color: #f4f4f4; flex-grow: 0; height: 12px; width: 16px;\"><\/div>\n<div style=\"width: 0; height: 0; border-top: 8px solid #F4F4F4; border-left: 8px solid transparent;\"><\/div>\n<\/div>\n<\/div>\n<div style=\"flex-direction: column; flex-grow: 1; justify-content: center; margin-bottom: 24px;\">\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 224px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; width: 144px;\"><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p style=\"color: #c9c8cd; font-family: Arial,sans-serif; font-size: 14px; line-height: 17px; margin-bottom: 0; margin-top: 8px; overflow: hidden; padding: 8px 0 7px; text-align: center;\"><a style=\"color: #c9c8cd; font-family: Arial,sans-serif; font-size: 14px; font-style: normal; font-weight: normal; line-height: 17px; text-decoration: none;\" href=\"https:\/\/www.instagram.com\/reel\/DIHG7xhIGkH\/?utm_source=ig_embed&amp;utm_campaign=loading\" target=\"_blank\" rel=\"noopener\">Une publication partag\u00e9e par RMC De\u0301couverte (@rmcdecouverte)<\/a><\/p>\n<\/div>\n<\/blockquote>\n<h2>MOSE : un grand pari technologique pour sauver Venise<\/h2>\n<p>Le projet MOSE (MOdulo Sperimentale Elettromeccanico), lanc\u00e9 dans les ann\u00e9es 1980, consiste en un syst\u00e8me de digues mobiles con\u00e7u pour <strong>prot\u00e9ger Venise des mar\u00e9es hautes<\/strong>. Ces barri\u00e8res, qui se l\u00e8vent lorsque le niveau de l\u2019eau monte, sont activ\u00e9es chaque ann\u00e9e pour pr\u00e9venir les inondations.<\/p>\n<p>Bien que l&#8217;initiative soit ambitieuse, elle ne r\u00e9pond pas aux d\u00e9fis \u00e0 long terme. Le projet a \u00e9t\u00e9 con\u00e7u pour une utilisation occasionnelle, mais il est d\u00e9sormais sollicit\u00e9 <strong>plus de 100 fois par an<\/strong>. En outre, il ne stoppe pas l\u2019enfoncement progressif de la ville ni l\u2019\u00e9rosion des fondations. Le projet, bien qu\u2019imposant, semble insuffisant face aux enjeux environnementaux actuels.<\/p>\n<blockquote class=\"instagram-media\" style=\"background: #FFF; border: 0; border-radius: 3px; margin: 1px; max-width: 540px; min-width: 326px; padding: 0; width: calc(100% - 2px);\" data-instgrm-permalink=\"https:\/\/www.instagram.com\/p\/CIlHrEyoBR6\/?utm_source=ig_embed&amp;utm_campaign=loading\" data-instgrm-version=\"14\">\n<div style=\"padding: 16px;\">\n<p>&nbsp;<\/p>\n<div style=\"flex-direction: row; align-items: center;\">\n<div style=\"background-color: #f4f4f4; border-radius: 50%; flex-grow: 0; height: 40px; margin-right: 14px; width: 40px;\"><\/div>\n<div style=\"flex-direction: column; flex-grow: 1; justify-content: center;\">\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 100px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; width: 60px;\"><\/div>\n<\/div>\n<\/div>\n<div style=\"padding: 19% 0;\"><\/div>\n<div style=\"height: 50px; margin: 0 auto 12px; width: 50px;\"><\/div>\n<div style=\"padding-top: 8px;\">\n<div style=\"color: #3897f0; font-family: Arial,sans-serif; font-size: 14px; font-style: normal; font-weight: 550; line-height: 18px;\">Voir cette publication sur Instagram<\/div>\n<\/div>\n<div style=\"padding: 12.5% 0;\"><\/div>\n<div style=\"flex-direction: row; margin-bottom: 14px; align-items: center;\">\n<div>\n<div style=\"background-color: #f4f4f4; border-radius: 50%; height: 12.5px; width: 12.5px;\"><\/div>\n<div style=\"background-color: #f4f4f4; height: 12.5px; width: 12.5px; flex-grow: 0; margin-right: 14px; margin-left: 2px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 50%; height: 12.5px; width: 12.5px;\"><\/div>\n<\/div>\n<div style=\"margin-left: 8px;\">\n<div style=\"background-color: #f4f4f4; border-radius: 50%; flex-grow: 0; height: 20px; width: 20px;\"><\/div>\n<div style=\"width: 0; height: 0; border-top: 2px solid transparent; border-left: 6px solid #f4f4f4; border-bottom: 2px solid transparent;\"><\/div>\n<\/div>\n<div style=\"margin-left: auto;\">\n<div style=\"width: 0px; border-top: 8px solid #F4F4F4; border-right: 8px solid transparent;\"><\/div>\n<div style=\"background-color: #f4f4f4; flex-grow: 0; height: 12px; width: 16px;\"><\/div>\n<div style=\"width: 0; height: 0; border-top: 8px solid #F4F4F4; border-left: 8px solid transparent;\"><\/div>\n<\/div>\n<\/div>\n<div style=\"flex-direction: column; flex-grow: 1; justify-content: center; margin-bottom: 24px;\">\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 224px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; width: 144px;\"><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p style=\"color: #c9c8cd; font-family: Arial,sans-serif; font-size: 14px; line-height: 17px; margin-bottom: 0; margin-top: 8px; overflow: hidden; padding: 8px 0 7px; text-align: center;\"><a style=\"color: #c9c8cd; font-family: Arial,sans-serif; font-size: 14px; font-style: normal; font-weight: normal; line-height: 17px; text-decoration: none;\" href=\"https:\/\/www.instagram.com\/p\/CIlHrEyoBR6\/?utm_source=ig_embed&amp;utm_campaign=loading\" target=\"_blank\" rel=\"noopener\">Une publication partag\u00e9e par FRANCE 24 (@france24)<\/a><\/p>\n<\/div>\n<\/blockquote>\n<h2>Injecter de l\u2019eau dans les nappes phr\u00e9atiques, une id\u00e9e audacieuse ?<\/h2>\n<p>Pour r\u00e9pondre au probl\u00e8me de l\u2019enfoncement de Venise, l\u2019ing\u00e9nieur Pietro Teatini propose<strong> une m\u00e9thode innovante<\/strong> : injecter de l\u2019eau dans les nappes phr\u00e9atiques profondes sous la ville. L\u2019id\u00e9e est d&#8217;utiliser la pression de l\u2019eau pour faire remonter le sol de la cit\u00e9, offrant ainsi un soulagement temporaire d\u2019une trentaine de centim\u00e8tres.<\/p>\n<p>Inspir\u00e9e des r\u00e9servoirs de gaz de la plaine du P\u00f4, cette solution pourrait <strong>prolonger la vie de Venise pendant quelques d\u00e9cennies<\/strong>. Toutefois, elle comporte des risques, comme la possibilit\u00e9 de fissures dans les roches ou des perturbations dans l\u2019architecture fragile de la ville. Les tests initiaux devraient permettre de d\u00e9terminer si cette technique peut \u00eatre g\u00e9n\u00e9ralis\u00e9e.<\/p>\n<h2>Le changement climatique, une menace mondiale pour Venise et bien au-del\u00e0<\/h2>\n<p>Au-del\u00e0 des solutions locales, <a href=\"https:\/\/discover.ulysse.com\/venise-nouvelles-mesures-contre-surtourisme-2024\">Venise<\/a> se trouve \u00e0 la crois\u00e9e des chemins face \u00e0 la mont\u00e9e des eaux et au changement climatique. Alors que les efforts pour prot\u00e9ger la ville se multiplient, la v\u00e9ritable solution r\u00e9side dans la <strong>lutte globale contre les \u00e9missions de gaz \u00e0 effet de serre<\/strong>. Sans une r\u00e9duction significative des \u00e9missions, la mont\u00e9e des oc\u00e9ans continuera, mettant en p\u00e9ril de nombreuses villes c\u00f4ti\u00e8res \u00e0 travers le monde.<\/p>\n<p>Venise n&#8217;est pas seule \u00e0 faire face \u00e0 ce d\u00e9fi : de nombreuses autres r\u00e9gions menac\u00e9es par l\u2019<a href=\"https:\/\/discover.ulysse.com\/montee-des-eaux-nasa-alerte-france-concernee\">\u00e9l\u00e9vation du niveau de la mer<\/a> attendent des actions concr\u00e8tes. Une coop\u00e9ration internationale devient donc essentielle pour \u00e9viter une catastrophe \u00e0 l\u2019\u00e9chelle plan\u00e9taire.<\/p>\n<blockquote class=\"instagram-media\" style=\"background: #FFF; border: 0; border-radius: 3px; margin: 1px; max-width: 540px; min-width: 326px; padding: 0; width: calc(100% - 2px);\" data-instgrm-permalink=\"https:\/\/www.instagram.com\/p\/DCbuPh4NrJw\/?utm_source=ig_embed&amp;utm_campaign=loading\" data-instgrm-version=\"14\">\n<div style=\"padding: 16px;\">\n<p>&nbsp;<\/p>\n<div style=\"flex-direction: row; align-items: center;\">\n<div style=\"background-color: #f4f4f4; border-radius: 50%; flex-grow: 0; height: 40px; margin-right: 14px; width: 40px;\"><\/div>\n<div style=\"flex-direction: column; flex-grow: 1; justify-content: center;\">\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 100px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; width: 60px;\"><\/div>\n<\/div>\n<\/div>\n<div style=\"padding: 19% 0;\"><\/div>\n<div style=\"height: 50px; margin: 0 auto 12px; width: 50px;\"><\/div>\n<div style=\"padding-top: 8px;\">\n<div style=\"color: #3897f0; font-family: Arial,sans-serif; font-size: 14px; font-style: normal; font-weight: 550; line-height: 18px;\">Voir cette publication sur Instagram<\/div>\n<\/div>\n<div style=\"padding: 12.5% 0;\"><\/div>\n<div style=\"flex-direction: row; margin-bottom: 14px; align-items: center;\">\n<div>\n<div style=\"background-color: #f4f4f4; border-radius: 50%; height: 12.5px; width: 12.5px;\"><\/div>\n<div style=\"background-color: #f4f4f4; height: 12.5px; width: 12.5px; flex-grow: 0; margin-right: 14px; margin-left: 2px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 50%; height: 12.5px; width: 12.5px;\"><\/div>\n<\/div>\n<div style=\"margin-left: 8px;\">\n<div style=\"background-color: #f4f4f4; border-radius: 50%; flex-grow: 0; height: 20px; width: 20px;\"><\/div>\n<div style=\"width: 0; height: 0; border-top: 2px solid transparent; border-left: 6px solid #f4f4f4; border-bottom: 2px solid transparent;\"><\/div>\n<\/div>\n<div style=\"margin-left: auto;\">\n<div style=\"width: 0px; border-top: 8px solid #F4F4F4; border-right: 8px solid transparent;\"><\/div>\n<div style=\"background-color: #f4f4f4; flex-grow: 0; height: 12px; width: 16px;\"><\/div>\n<div style=\"width: 0; height: 0; border-top: 8px solid #F4F4F4; border-left: 8px solid transparent;\"><\/div>\n<\/div>\n<\/div>\n<div style=\"flex-direction: column; flex-grow: 1; justify-content: center; margin-bottom: 24px;\">\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 224px;\"><\/div>\n<div style=\"background-color: #f4f4f4; border-radius: 4px; flex-grow: 0; height: 14px; width: 144px;\"><\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p style=\"color: #c9c8cd; font-family: Arial,sans-serif; font-size: 14px; line-height: 17px; margin-bottom: 0; margin-top: 8px; overflow: hidden; padding: 8px 0 7px; text-align: center;\"><a style=\"color: #c9c8cd; font-family: Arial,sans-serif; font-size: 14px; font-style: normal; font-weight: normal; line-height: 17px; text-decoration: none;\" href=\"https:\/\/www.instagram.com\/p\/DCbuPh4NrJw\/?utm_source=ig_embed&amp;utm_campaign=loading\" target=\"_blank\" rel=\"noopener\">Une publication partag\u00e9e par Ana Grassi Travel Boutique (@anagrassitravelboutique)<\/a><\/p>\n<\/div>\n<\/blockquote>\n<p>Venise peut encore \u00eatre sauv\u00e9e <strong>si les solutions appropri\u00e9es sont mises en place rapidement<\/strong>. Entre innovations technologiques et engagement international, la ville peut esp\u00e9rer un futur, \u00e0 condition que l\u2019action collective contre le changement climatique se renforce.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Venise, cette perle flottante au c\u0153ur de la M\u00e9diterran\u00e9e, se trouve aujourd\u2019hui confront\u00e9e \u00e0 un d\u00e9fi de taille : la [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":29317,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":"","rank_math_title":"","rank_math_description":"Venise lutte pour sa survie face \u00e0 la mont\u00e9e des eaux. Toutefois, des solutions audacieuses \u00e9mergent pour pr\u00e9server ce patrimoine menac\u00e9.","rank_math_canonical_url":"","rank_math_focus_keyword":"Venise"},"categories":[3],"tags":[],"class_list":["post-29316","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-voyage"],"acf":[],"_links":{"self":[{"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/posts\/29316","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/comments?post=29316"}],"version-history":[{"count":3,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/posts\/29316\/revisions"}],"predecessor-version":[{"id":29323,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/posts\/29316\/revisions\/29323"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/media\/29317"}],"wp:attachment":[{"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/media?parent=29316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/categories?post=29316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ulysse.com\/news\/wp-json\/wp\/v2\/tags?post=29316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}