{"id":445,"date":"2011-08-25T23:00:00","date_gmt":"2011-08-25T22:00:00","guid":{"rendered":"http:\/\/www.laterredufutur.com\/wordpress\/?p=445"},"modified":"2011-08-25T23:00:00","modified_gmt":"2011-08-25T22:00:00","slug":"une-grande-partie-de-la-vie-marine-pourrait-disparaitre","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/une-grande-partie-de-la-vie-marine-pourrait-disparaitre\/","title":{"rendered":"Une grande partie de la vie marine pourrait dispara\u00eetre"},"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 style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"442\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/climat-en-questions-2013\/ocean\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean.jpg?fit=120%2C90&amp;ssl=1\" data-orig-size=\"120,90\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ocean\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean.jpg?fit=120%2C90&amp;ssl=1\" class=\" alignleft size-full wp-image-442\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2011\/08\/ocean.jpg?resize=120%2C90\" border=\"0\" align=\"left\" width=\"120\" height=\"90\" \/>Les oc\u00e9ans vont mal. Tr\u00e8s mal. R\u00e9unis mi-mai en congr\u00e8s \u00e0 l&rsquo;universit\u00e9 d&rsquo;Oxford, 27 des plus grands sp\u00e9cialistes de la biodiversit\u00e9 marine de six pays ont m\u00eame \u00e9t\u00e9 choqu\u00e9s par l&rsquo;accumulation de signaux alarmants. En mettant bout \u00e0 bout leurs observations et leurs analyses, une v\u00e9rit\u00e9 effrayante a \u00e9merg\u00e9: la vie marine est en p\u00e9ril. Leurs conclusions et recommandations font l&rsquo;objet d&rsquo;un rapport de synth\u00e8se publi\u00e9 lundi 4 juillet 2011.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\">\u00a0<\/p>\n<p><span style=\"font-size: small; color: #000000;\">L&rsquo;examen des couches s\u00e9dimentaires montre tout d&rsquo;abord que les cinq derni\u00e8res grandes phases d&rsquo;extinction sur Terre ont toutes co\u00efncid\u00e9 avec une acidification des oc\u00e9ans, un r\u00e9chauffement de la temp\u00e9rature des eaux et un appauvrissement des milieux marins en oxyg\u00e8ne (hypoxie). Autant de sympt\u00f4mes d&rsquo;une perturbation du cycle du carbone que l&rsquo;on observe une nouvelle fois aujourd&rsquo;hui avec le r\u00e9chauffement climatique. Les niveaux de carbone absorb\u00e9 par les oc\u00e9ans \u00absont d\u00e9j\u00e0 bien plus \u00e9lev\u00e9s aujourd&rsquo;hui qu&rsquo;\u00e0 l&rsquo;\u00e9poque de la derni\u00e8re extinction de masse d&rsquo;esp\u00e8ces marines, il y a environ 55 millions d&rsquo;ann\u00e9es, lorsque pr\u00e8s de 50% de certains groupes d&rsquo;animaux d&rsquo;eau profonde furent extermin\u00e9s\u00bb, \u00e9crivent ainsi les rapporteurs.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Des r\u00e9sultats \u00abchoquants\u00bb<\/span><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"443\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-grande-partie-de-la-vie-marine-pourrait-disparaitre\/ocean1765\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean1765.jpg?fit=450%2C349&amp;ssl=1\" data-orig-size=\"450,349\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ocean1765\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean1765.jpg?fit=450%2C349&amp;ssl=1\" class=\" size-full wp-image-443\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2011\/08\/ocean1765.jpg?resize=450%2C349\" border=\"0\" width=\"450\" height=\"349\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean1765.jpg?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean1765.jpg?resize=300%2C233&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean1765.jpg?resize=70%2C53&amp;ssl=1 70w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/span><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"444\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-grande-partie-de-la-vie-marine-pourrait-disparaitre\/ocean2100\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean2100.jpg?fit=450%2C331&amp;ssl=1\" data-orig-size=\"450,331\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"ocean2100\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean2100.jpg?fit=450%2C331&amp;ssl=1\" class=\" size-full wp-image-444\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2011\/08\/ocean2100.jpg?resize=450%2C331\" border=\"0\" width=\"450\" height=\"331\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean2100.jpg?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean2100.jpg?resize=300%2C221&amp;ssl=1 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><br \/><\/span><\/span><\/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 style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">A cet inqui\u00e9tant constat, les chercheurs ont mis en regard leurs observations. \u00abLes r\u00e9sultats sont choquants\u00bb, r\u00e9sume Alex Rogers, directeur scientifique du Programme international sur l&rsquo;Etat des Oc\u00e9ans (Ipso) qui organisait le congr\u00e8s. \u00abEn consid\u00e9rant l&rsquo;effet cumulatif de ce que l&rsquo;humanit\u00e9 fait subir aux oc\u00e9ans, nous nous sommes aper\u00e7us que les cons\u00e9quences sont bien plus graves que ce dont chacun de nous s&rsquo;\u00e9tait rendu compte de son c\u00f4t\u00e9\u00bb, poursuit-il&#8230;<\/span><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\">\u00ab\u00a0De nouvelles recherches sugg\u00e8rent que des polluants, parmi les retardateurs de flamme chimique et les muscs synth\u00e9tiques que l&rsquo;on trouve dans les d\u00e9tergents, peuvent \u00eatre retrouv\u00e9s jusque dans les mers polaires\u00a0\u00bb, et \u00e0 terme dans les poissons, mettent-ils encore en avant. L&rsquo;oc\u00e9an est \u00ab\u00a0le plus grand \u00e9cosyst\u00e8me sur Terre, qui maintient notre monde dans des conditions vivables\u00a0\u00bb, rappellent les experts, qui demandent \u00ab\u00a0instamment l&rsquo;adoption en urgence d&rsquo;un meilleur syst\u00e8me de gouvernance de la haute mer, encore tr\u00e8s peu prot\u00e9g\u00e9e mais qui repr\u00e9sente la majeure partie des oc\u00e9ans du monde entier\u00a0\u00bb.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Une prise de conscience mondiale est n\u00e9cessaire<\/span><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Certaines activit\u00e9s humaines viennent encore noircir le tableau : la surp\u00eache, la destruction d&rsquo;habitats entiers ou encore la pollution durable des eaux par des substances chimiques toxiques et des milliards de micro-d\u00e9chets en plastique. Pris dans leurs ensembles, ces facteurs de stress s&rsquo;amplifient les uns les autres au lieu de se compenser.<\/span><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">sources :\u00a0<a href=\"http:\/\/www.lefigaro.fr\/\">http:\/\/www.lefigaro.fr\/<\/a> \/\u00a0<a href=\"http:\/\/www.lalibre.be\/\">http:\/\/www.lalibre.be<\/a><\/span><\/span><\/span><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"445\">(170)<\/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 style=\"text-align: justify;\"><span style=\"font-size: small;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\" alignleft size-full wp-image-442\" src=\"http:\/\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2011\/08\/ocean.jpg\" border=\"0\" align=\"left\" width=\"120\" height=\"90\" \/>Les oc\u00e9ans vont mal. Tr\u00e8s mal. R\u00e9unis mi-mai en congr\u00e8s \u00e0 l&rsquo;universit\u00e9 d&rsquo;Oxford, 27 des plus grands sp\u00e9cialistes de la biodiversit\u00e9 marine de six pays ont m\u00eame \u00e9t\u00e9 choqu\u00e9s par l&rsquo;accumulation de signaux alarmants. En mettant bout \u00e0 bout leurs observations et leurs analyses, une v\u00e9rit\u00e9 effrayante a \u00e9merg\u00e9: la vie marine est en p\u00e9ril. Leurs conclusions et recommandations font l&rsquo;objet d&rsquo;un rapport de synth\u00e8se publi\u00e9 lundi 4 juillet 2011.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\">\u00a0<\/p>\n","protected":false},"author":1,"featured_media":442,"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_post_was_ever_published":false,"_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}},"categories":[28],"tags":[529,530,512,533,528,130,532,241,531,515,43],"class_list":["post-445","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pollution","tag-6eme-extinction","tag-acidification","tag-dechets","tag-detergeants","tag-extinction","tag-monde","tag-mondiale","tag-ocean","tag-phases","tag-plastique","tag-pollution","wpcat-28-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/08\/ocean.jpg?fit=120%2C90&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-7b","jetpack-related-posts":[{"id":3327,"url":"https:\/\/www.laterredufutur.com\/accueil\/lacidification-des-oceans-bloque-le-super-puit-de-carbone\/","url_meta":{"origin":445,"position":0},"title":"L&rsquo;acidification des oc\u00e9ans bloque le super puit de carbone","author":"Admin","date":"20 f\u00e9vrier 2006","format":false,"excerpt":"L'ACIDIFICATION des oc\u00e9ans va-t-elle bouleverser, d'ici \u00e0 2030-2050, les \u00e9cosyst\u00e8mes marins ? Sans doute, si l'on en croit une \u00e9tude internationale publi\u00e9e jeudi 29 septembre dans la revue Nature et men\u00e9e par une dizaine de laboratoires allemands, am\u00e9ricains ou encore fran\u00e7ais. Selon eux, la croissance du taux de dioxyde de\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\/2015\/04\/ocean.jpg?fit=352%2C288&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":26264,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-oceans-de-la-planete-sont-sur-le-point-detre-trop-acides-pour-assurer-la-survie-de-la-vie-marine-avertissent-les-scientifiques\/","url_meta":{"origin":445,"position":1},"title":"Les oc\u00e9ans de la plan\u00e8te sont sur le point d&rsquo;\u00eatre trop acides pour assurer la survie de la vie marine, avertissent les scientifiques","author":"Admin","date":"2 octobre 2024","format":false,"excerpt":"Les oc\u00e9ans de la plan\u00e8te sont sur le point de devenir trop acides pour assurer la survie de la vie marine ou contribuer \u00e0 stabiliser le climat, selon un nouveau rapport publi\u00e9 lundi. Le rapport de l'Institut de Potsdam pour la recherche sur l'impact du climat (PIK) d\u00e9taille neuf facteurs\u2026","rel":"","context":"Dans &quot;Pollution&quot;","block_context":{"text":"Pollution","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/pollution\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/09\/plongeur-ocean.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/09\/plongeur-ocean.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/09\/plongeur-ocean.jpg?fit=1024%2C1024&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/09\/plongeur-ocean.jpg?fit=1024%2C1024&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":5887,"url":"https:\/\/www.laterredufutur.com\/accueil\/lacidite-des-oceans-la-plus-grande-des-menaces-pour-lhumanite\/","url_meta":{"origin":445,"position":2},"title":"L&rsquo;acidit\u00e9 des oc\u00e9ans, la plus grande des menaces pour l&rsquo;humanit\u00e9 ?","author":"Admin","date":"1 mai 2015","format":false,"excerpt":"Une nouvelle \u00e9tude tend \u00e0 d\u00e9montrer que l'acidit\u00e9 croissante des oc\u00e9ans pourrait \u00e0 terme menacer la survie de l'Homme sur la Terre. La bombe nucl\u00e9aire ? La fonte des glaces ? Selon une \u00e9tude men\u00e9e par une \u00e9quipe de l'Universit\u00e9 d'Edimbourg et relay\u00e9e par l'Express, la plus grande menace pour\u2026","rel":"","context":"Dans &quot;Pollution&quot;","block_context":{"text":"Pollution","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/pollution\/"},"img":{"alt_text":"ocean pacifique","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/07\/ocean-pacifique.jpg?fit=468%2C312&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2555,"url":"https:\/\/www.laterredufutur.com\/accueil\/pollution-oceanique\/","url_meta":{"origin":445,"position":3},"title":"Pollution Oc\u00e9anique","author":"Admin","date":"7 d\u00e9cembre 2004","format":false,"excerpt":"Les cinq oc\u00e9ans - Atlantique, Indien, Pacifique, Glacial Arctique et Glacial Antarctique - couvrent 361 millions de km2 sur les 510 millions de km2 de la surface du globe, soit 70,8 %. Leurs 1 300 milliards de km3 d'eau sal\u00e9e repr\u00e9sentent \u00e0 ce jour la plus grande machine \u00e0 laver\u2026","rel":"","context":"Dans &quot;Pollution&quot;","block_context":{"text":"Pollution","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/pollution\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/10\/laterredufutur.com_spaw_images_ocean.jpeg?fit=256%2C256&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":4566,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-catastrophe-ecologique-provoquee-par-des-volcans-sous-marins\/","url_meta":{"origin":445,"position":4},"title":"Une catastrophe \u00e9cologique provoqu\u00e9e par des volcans sous-marins","author":"Admin","date":"22 ao\u00fbt 2008","format":false,"excerpt":"Par une r\u00e9action en cha\u00eene, des \u00e9ruptions volcaniques sous-marines ont provoqu\u00e9 la disparition de l'oxyg\u00e8ne dissous dans les oc\u00e9ans, entra\u00eenant ainsi une extinction massive de plusieurs esp\u00e8ces marines aussi bien animales que v\u00e9g\u00e9tales. 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