{"id":32222,"date":"2024-07-16T17:49:10","date_gmt":"2024-07-16T17:49:10","guid":{"rendered":"https:\/\/www.africa-press.net\/djibouti\/politique\/comment-la-vie-peut-elle-prosperer-dans-les-abysses"},"modified":"2024-07-16T18:09:18","modified_gmt":"2024-07-16T18:09:18","slug":"comment-la-vie-peut-elle-prosperer-dans-les-abysses","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses","title":{"rendered":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Djibouti. <\/strong><\/span>La de\u0301couverte d&rsquo;une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s&rsquo;interroger sur les me\u0301thodes de survie de ces organismes confronte\u0301s a\u0300 des conditions pourtant hostiles.<\/p>\n<p>En 1977, la de\u0301couverte dans l&rsquo;oce\u0301an Pacifique d&rsquo;oasis de vie associe\u0301es a\u0300 des sources hydrothermales jusque-la\u0300 inconnues fait l&rsquo;effet d&rsquo;une bombe. Contre toute attente, la vie peut prospe\u0301rer dans les profondeurs oce\u0301aniques, non pas gra\u0302ce a\u0300 la lumie\u0300re du soleil mais du fait de la chimiosynthe\u0300se, dans des eaux pouvant atteindre 400 \u00b0C !<\/p>\n<p><b>\u00ab\u00a0Comment ces organismes survivent-ils dans un environnement hostile a\u0300 la plupart des e\u0302tres vivants ?\u00a0\u00bb<\/b><\/p>\n<p>La jeune oce\u0301anographe Franc\u0327oise Gaill, aujourd&rsquo;hui directrice de recherche e\u0301me\u0301rite au CNRS, participe aux premie\u0300res expe\u0301ditions ame\u0301ricaines qui explorent ces nouveaux environnements dans le Pacifique. \u00ab\u00a0Tre\u0300s vite, une question s&rsquo;est pose\u0301e: comment ces organismes survivent-ils dans un environnement hostile a\u0300 la plupart des e\u0302tres vivants ?\u00a0\u00bb s&rsquo;interroge-t-elle encore.<\/p>\n<p><b>L&rsquo;e\u0301tude des oce\u0301ans, une priorite\u0301<\/b><\/p>\n<p>\u00ab\u00a0Je pense qu&rsquo;il y a la\u0300 des me\u0301canismes mole\u0301culaires de re\u0301sistance et d&rsquo;adaptation d&rsquo;une importance capitale a\u0300 identifier, des processus qui pourraient e\u0302tre utiles dans les domaines de la biologie, de l&rsquo;e\u0301cologie et de la sante\u0301. Il faut aussi explorer leurs interactions fortes avec des micro-organismes. Il y a probablement toute une gamme de processus d&rsquo;utilisation ou de production d&rsquo;e\u0301nergie que nous sous-estimons\u00a0\u00bb.<\/p>\n<p>Notamment lie\u0301s au fer, un e\u0301le\u0301ment abondant dans l&rsquo;oce\u0301an. L&rsquo;e\u0301tude des milieux et re\u0301gions oce\u0301aniques jusqu&rsquo;aux e\u0301chelles les plus fines est aujourd&rsquo;hui une priorite\u0301 pour mieux comprendre et mode\u0301liser leur e\u0301volution dans les prochaines de\u0301cennies, alors que l&rsquo;impact du changement climatique va s&rsquo;intensifier.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la Djibouti, suivez Africa-Press<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Djibouti. La de\u0301couverte d&rsquo;une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s&rsquo;interroger sur les me\u0301thodes de survie de ces organismes confronte\u0301s a\u0300 des conditions pourtant hostiles. En 1977, la de\u0301couverte dans l&rsquo;oce\u0301an Pacifique d&rsquo;oasis de vie associe\u0301es a\u0300 des sources hydrothermales jusque-la\u0300 inconnues fait l&rsquo;effet d&rsquo;une bombe. Contre toute [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":32221,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[50],"class_list":["post-32222","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-djibouti"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Comment la vie peut-elle prosp\u00e9rer dans les abysses ? - Djibouti<\/title>\n<meta name=\"description\" content=\"La de\u0301couverte d&#039;une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s&#039;interroger sur les me\u0301tho ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?\" \/>\n<meta property=\"og:description\" content=\"La de\u0301couverte d&#039;une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s&#039;interroger sur les me\u0301tho ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\" \/>\n<meta property=\"og:site_name\" content=\"Djibouti\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-16T17:49:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-16T18:09:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?\",\"datePublished\":\"2024-07-16T17:49:10+00:00\",\"dateModified\":\"2024-07-16T18:09:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\"},\"wordCount\":340,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg\",\"keywords\":[\"Djibouti\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\",\"url\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\",\"name\":\"Comment la vie peut-elle prosp\u00e9rer dans les abysses ? - Djibouti\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg\",\"datePublished\":\"2024-07-16T17:49:10+00:00\",\"dateModified\":\"2024-07-16T18:09:18+00:00\",\"author\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"description\":\"La de\u0301couverte d'une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s'interroger sur les me\u0301tho ...\",\"breadcrumb\":{\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage\",\"url\":\"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg\",\"contentUrl\":\"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg\",\"width\":1200,\"height\":900,\"caption\":\"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/www.africa-press.net\/djibouti\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/#website\",\"url\":\"https:\/\/www.africa-press.net\/djibouti\/\",\"name\":\"Djibouti\",\"description\":\"Just another Africa News Agency Sites site\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.africa-press.net\/djibouti\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.africa-press.net\/djibouti\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\",\"name\":\"cfeditorfr\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ? - Djibouti","description":"La de\u0301couverte d'une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s'interroger sur les me\u0301tho ...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses","og_locale":"fr_FR","og_type":"article","og_title":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?","og_description":"La de\u0301couverte d'une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s'interroger sur les me\u0301tho ...","og_url":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses","og_site_name":"Djibouti","article_published_time":"2024-07-16T17:49:10+00:00","article_modified_time":"2024-07-16T18:09:18+00:00","og_image":[{"width":1200,"height":900,"url":"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg","type":"image\/jpeg"}],"author":"cfeditorfr","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"cfeditorfr","Dur\u00e9e de lecture estim\u00e9e":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#article","isPartOf":{"@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses"},"author":{"name":"cfeditorfr","@id":"https:\/\/www.africa-press.net\/djibouti\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1"},"headline":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?","datePublished":"2024-07-16T17:49:10+00:00","dateModified":"2024-07-16T18:09:18+00:00","mainEntityOfPage":{"@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses"},"wordCount":340,"commentCount":0,"image":{"@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage"},"thumbnailUrl":"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg","keywords":["Djibouti"],"articleSection":["Divers","Toutes les actualit\u00e9s"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses","url":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses","name":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ? - Djibouti","isPartOf":{"@id":"https:\/\/www.africa-press.net\/djibouti\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage"},"image":{"@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage"},"thumbnailUrl":"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg","datePublished":"2024-07-16T17:49:10+00:00","dateModified":"2024-07-16T18:09:18+00:00","author":{"@id":"https:\/\/www.africa-press.net\/djibouti\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1"},"description":"La de\u0301couverte d'une vie associe\u0301e a\u0300 des sources hydrothermales a conduit les chercheurs a\u0300 s'interroger sur les me\u0301tho ...","breadcrumb":{"@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#primaryimage","url":"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg","contentUrl":"https:\/\/static.africa-press.net\/djibouti\/sites\/52\/2024\/07\/sm_1721140683.312792.jpg","width":1200,"height":900,"caption":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?"},{"@type":"BreadcrumbList","@id":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/comment-la-vie-peut-elle-prosperer-dans-les-abysses#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.africa-press.net\/djibouti\/"},{"@type":"ListItem","position":2,"name":"Comment la vie peut-elle prosp\u00e9rer dans les abysses ?"}]},{"@type":"WebSite","@id":"https:\/\/www.africa-press.net\/djibouti\/#website","url":"https:\/\/www.africa-press.net\/djibouti\/","name":"Djibouti","description":"Just another Africa News Agency Sites site","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.africa-press.net\/djibouti\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.africa-press.net\/djibouti\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1","name":"cfeditorfr"}]}},"_links":{"self":[{"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/posts\/32222","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/users\/82"}],"replies":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/comments?post=32222"}],"version-history":[{"count":0,"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/posts\/32222\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/media\/32221"}],"wp:attachment":[{"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/media?parent=32222"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/categories?post=32222"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.africa-press.net\/djibouti\/wp-json\/wp\/v2\/tags?post=32222"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}