{"id":14881,"date":"2017-03-17T00:00:31","date_gmt":"2017-03-16T23:00:31","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=14881"},"modified":"2017-03-09T20:57:29","modified_gmt":"2017-03-09T19:57:29","slug":"la-pollution-humaine-atteint-des-profondeurs-inedites-a-10-kilometres-sous-les-mers","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/la-pollution-humaine-atteint-des-profondeurs-inedites-a-10-kilometres-sous-les-mers\/","title":{"rendered":"La pollution humaine atteint des profondeurs in\u00e9dites, \u00e0 10 kilom\u00e8tres sous les mers"},"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>Plus aucun endroit du monde n\u2019est \u00e9pargn\u00e9 de l\u2019impact de l\u2019homme, pas m\u00eame les fosses oc\u00e9aniques les plus profondes du monde. C&rsquo;est ce que viennent de d\u00e9couvrir des scientifiques britanniques gr\u00e2ce \u00e0 un petit crustac\u00e9.<\/p>\n<p>La pollution marine n\u2019est plus un secret pour personne. L\u2019UNESCO recense la mort de plus de 100 000 mammif\u00e8res marins chaque ann\u00e9e. Tout aussi alarmant, on d\u00e9nombre 500 \u00ab\u00a0zones mortes\u00a0\u00bb dans les oc\u00e9ans, dont la surface totale est \u00e9gale \u00e0 la taille du Royaume-Uni.<\/p>\n<p>Mais qui aurait pu imaginer que des espaces marins situ\u00e9s \u00e0 10 000 m\u00e8tres de profondeur et quasi-inaccessibles puissent eux aussi \u00eatre souill\u00e9s par les activit\u00e9s humaines ?<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"14883\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-pollution-humaine-atteint-des-profondeurs-inedites-a-10-kilometres-sous-les-mers\/pollution_ocean-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?fit=1200%2C628&amp;ssl=1\" data-orig-size=\"1200,628\" 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=\"pollution_ocean\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?fit=800%2C419&amp;ssl=1\" class=\"alignnone size-full wp-image-14883\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?resize=1200%2C628\" alt=\"\" width=\"1200\" height=\"628\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?resize=300%2C157&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?resize=768%2C402&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean-1.jpg?resize=800%2C419&amp;ssl=1 800w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>Une \u00e9tude men\u00e9e par des chercheurs britanniques vient pourtant de le r\u00e9v\u00e9ler. Elle a \u00e9t\u00e9 r\u00e9alis\u00e9e dans le Pacifique, dans les deux fosses les plus profondes au monde : celle des Mariannes (entre les Philippines et le Japon), et celle des Kermadec (au nord de la Nouvelle-Z\u00e9lande).<\/p>\n<p>Publi\u00e9e le 13 f\u00e9vrier dans la revue Nature Ecology &amp; Evolution, l&rsquo;\u00e9tude d\u00e9voile l&rsquo;existence de hautes doses de PCB (polychlorobiph\u00e9nyle) et de PBDE (polybromodiph\u00e9nyl\u00e9thers) dans ces fosses. Avec des niveaux de concentration 50 fois plus \u00e9lev\u00e9s que dans le fleuve Liao, en Chine, ou la baie de Suruga, au Japon, qui comptent pourtant parmi les lieux les plus pollu\u00e9s de la plan\u00e8te.<\/p>\n<p>Le PCB et le PBDE entrent dans la cat\u00e9gorie des \u00ab\u00a0polluants organiques persistants\u00a0\u00bb (POP), ils sont notamment issus d&rsquo;appareils \u00e9lectriques et de l&rsquo;industrie p\u00e9troli\u00e8re. Entre les ann\u00e9es 1930 et 1970, la production mondiale de ces POP, aujourd&rsquo;hui interdits, s&rsquo;est chiffr\u00e9e \u00e0 1,3 million de tonnes, dont actuellement \u00ab\u00a035 % se retrouvent sur les c\u00f4tes et en haute mer\u00a0\u00bb.<\/p>\n<p>\u00ab\u00a0Ces polluants ne se d\u00e9gradent pas naturellement et persistent donc dans l&rsquo;environnement pendant des d\u00e9cennies. En outre, ils peuvent se propager sur de grandes distances.\u00a0\u00bb<\/p>\n<p>extrait et source :&nbsp;<a href=\"https:\/\/www.wedemain.fr\/La-pollution-humaine-atteint-des-profondeurs-inedites-a-10-kilometres-sous-les-mers_a2558.html\" target=\"_blank\">https:\/\/www.wedemain.fr\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"14881\">(504)<\/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>Plus aucun endroit du monde n\u2019est \u00e9pargn\u00e9 de l\u2019impact de l\u2019homme, pas m\u00eame les fosses oc\u00e9aniques les plus profondes du&#8230;<\/p>\n","protected":false},"author":1,"featured_media":14882,"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_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"La pollution humaine atteint des profondeurs in\u00e9dites, \u00e0 10 kilom\u00e8tres sous les mers @laterredufutur","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[28],"tags":[6360,97,519,6359,43],"class_list":["post-14881","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pollution","tag-fosses-sous-marine","tag-nucleaire","tag-oceanique","tag-pcb","tag-pollution","wpcat-28-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/03\/pollution_ocean.jpg?fit=1920%2C1080&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-3S1","jetpack-related-posts":[{"id":16586,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-zone-morte-de-la-mer-darabie-est-devnue-la-plus-grande-du-monde\/","url_meta":{"origin":14881,"position":0},"title":"La \u00abzone morte\u00bb de la mer d&rsquo;Arabie est devenue la plus grande du monde","author":"Admin","date":"12 mai 2018","format":false,"excerpt":"Une \"zone morte\" massive dans la mer d'Arabie est devenue la plus grande du monde, selon une nouvelle \u00e9tude. Les zones mortes sont des r\u00e9gions oc\u00e9aniques priv\u00e9es d'oxyg\u00e8ne o\u00f9 peu d'organismes peuvent survivre. Ils \u00e9mergent dans des profondeurs oc\u00e9aniques allant de 200 \u00e0 800 m\u00e8tres, lorsque des influx de nutriments\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\/2018\/05\/golfeoman.jpg?fit=750%2C480&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/golfeoman.jpg?fit=750%2C480&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/golfeoman.jpg?fit=750%2C480&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/golfeoman.jpg?fit=750%2C480&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":4315,"url":"https:\/\/www.laterredufutur.com\/accueil\/seulement-4-des-oceans-restent-intacts-dans-le-monde\/","url_meta":{"origin":14881,"position":1},"title":"Seulement 4% des oc\u00e9ans restent intacts dans le monde","author":"Admin","date":"22 f\u00e9vrier 2008","format":false,"excerpt":"Seulement 4% des oc\u00e9ans restent intacts dans le monde, ont mis en garde des scientifiques am\u00e9ricains. L'impact des activit\u00e9s humaines sur l'ensemble des \u00e9cosyst\u00e8mes marins de la plan\u00e8te a \u00e9t\u00e9 sous-estim\u00e9 et seulement 4% des oc\u00e9ans restent intacts, ont mis en garde des scientifiques am\u00e9ricains. Plus de 40% des oc\u00e9ans\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\/pollutionmarine.jpg?fit=500%2C333&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":4636,"url":"https:\/\/www.laterredufutur.com\/accueil\/dans-locean-mondial-les-zones-mortes-setendent-rapidement\/","url_meta":{"origin":14881,"position":2},"title":"Dans l&rsquo;oc\u00e9an mondial, les zones mortes s\u2019\u00e9tendent rapidement","author":"Admin","date":"13 octobre 2008","format":false,"excerpt":"L\u2019extension des \u00ab zones mortes \u00bb, r\u00e9gions oc\u00e9aniques o\u00f9 l'oxyg\u00e8ne devient trop rare pour les organismes vivants, a d\u00e9j\u00e0 \u00e9t\u00e9 rapport\u00e9e. Mais une nouvelle \u00e9tude r\u00e9v\u00e8le un impact beaucoup plus s\u00e9v\u00e8re \u00e0 court terme sur les \u00e9cosyst\u00e8mes. Observ\u00e9es depuis la fin des ann\u00e9es 1990 par les Etats-Unis et en mer\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\/2015\/04\/zones-mortes.jpg?fit=800%2C878&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/zones-mortes.jpg?fit=800%2C878&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/zones-mortes.jpg?fit=800%2C878&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/zones-mortes.jpg?fit=800%2C878&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2893,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-fosse-des-mariannes\/","url_meta":{"origin":14881,"position":3},"title":"La Fosse des Mariannes","author":"Admin","date":"4 mai 2005","format":false,"excerpt":"La fosse des Mariannes est le coin le plus creux du globe. Elle mesure 10 920 m\u00e8tres sous la surface de la mer. La fosse a \u00e9t\u00e9 d\u00e9couverte par les chercheurs du navire oc\u00e9anographique \"Challenger II\" en 1951. Cette fosse s\u2019\u00e9tend sur plus de 25 000 kilom\u00e8tres. Elle est la\u2026","rel":"","context":"Dans &quot;Divers&quot;","block_context":{"text":"Divers","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/divers\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/05\/la-fosse-des-mariannes.png?fit=801%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/05\/la-fosse-des-mariannes.png?fit=801%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/05\/la-fosse-des-mariannes.png?fit=801%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2005\/05\/la-fosse-des-mariannes.png?fit=801%2C1200&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2555,"url":"https:\/\/www.laterredufutur.com\/accueil\/pollution-oceanique\/","url_meta":{"origin":14881,"position":4},"title":"Les oc\u00e9ans sous pression : une pollution qui menace l&rsquo;\u00e9quilibre de la plan\u00e8te","author":"Admin","date":"7 d\u00e9cembre 2004","format":false,"excerpt":"Les cinq oc\u00e9ans \u2014 Atlantique, Pacifique, Indien, Arctique et Austral \u2014 couvrent pr\u00e8s de 71 % de la surface de la Terre, soit environ 361 millions de kilom\u00e8tres carr\u00e9s. Ils contiennent plus de 1,3 milliard de kilom\u00e8tres cubes d'eau et jouent un r\u00f4le essentiel dans le fonctionnement de notre plan\u00e8te.\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\/2021\/10\/plastiques-caraibes-1.jpg?fit=1020%2C610&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/plastiques-caraibes-1.jpg?fit=1020%2C610&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/plastiques-caraibes-1.jpg?fit=1020%2C610&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/10\/plastiques-caraibes-1.jpg?fit=1020%2C610&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":20286,"url":"https:\/\/www.laterredufutur.com\/accueil\/nous-avons-peut-etre-gravement-sous-estime-la-menace-des-zones-mortes-dans-les-oceans-du-monde\/","url_meta":{"origin":14881,"position":5},"title":"Nous avons peut-\u00eatre gravement sous-estim\u00e9 la menace des \u00abzones mortes\u00bb dans les oc\u00e9ans du monde","author":"Admin","date":"6 janvier 2020","format":false,"excerpt":"Les scientifiques les appellent des \u00ab zones mortes \u00bb : de vastes \u00e9tendues d'eau de mer qui contiennent peu ou pas d'oxyg\u00e8ne, ce qui rend presque impossible pour de nombreuses formes de vie marines de survivre en leur sein. Ces dangers \u00e9cologiques g\u00e9ants - qui ont consid\u00e9rablement augment\u00e9 en nombre\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\/2020\/01\/zone-morte.jpg?fit=1024%2C415&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/01\/zone-morte.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/01\/zone-morte.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/01\/zone-morte.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14881","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=14881"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14881\/revisions"}],"predecessor-version":[{"id":14884,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14881\/revisions\/14884"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/14882"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=14881"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=14881"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=14881"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}