{"id":4133,"date":"2007-09-19T10:15:13","date_gmt":"2007-09-19T08:15:13","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil1\/?p=4133"},"modified":"2015-04-12T10:16:47","modified_gmt":"2015-04-12T08:16:47","slug":"la-pollution-en-asie-favoriserait-la-formation-des-tempetes-dans-le-pacifique","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/la-pollution-en-asie-favoriserait-la-formation-des-tempetes-dans-le-pacifique\/","title":{"rendered":"La pollution en Asie favoriserait la formation des temp\u00eates dans le Pacifique"},"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 align=\"justify\"><span style=\"font-size: small;\">La pollution atmosph\u00e9rique continue en Asie favoriserait la formation de temp\u00eates plus violentes au dessus du Pacifique.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">Le Sud-Est asiatique est recouvert, de mani\u00e8re plus ou moins continue, par un nuage de pollution de 3 kilom\u00e8tres d&rsquo;\u00e9paisseur comprenant particules en suspension, suies, a\u00e9rosols et compos\u00e9s chimiques qui ne persistent qu&rsquo;\u00e0 cause des activit\u00e9s humaines (feux de for\u00eats, combustion des d\u00e9chets agricoles, des carburants fossiles des v\u00e9hicules, des industries et des centrales \u00e9lectriques, rejets des millions de fourneaux br\u00fblant du bois notamment).<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">Des donn\u00e9es satellitaires montrent que cette pollution chronique aurait augment\u00e9 de 30% en 10 ans.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">Or, en plus des probl\u00e8mes sanitaires graves qu&rsquo;il engendre, ce \u00ab\u00a0nuage brun d&rsquo;Asie\u00a0\u00bb modifierait les conditions atmosph\u00e9riques au dessus du Pacifique Nord en favorisant le d\u00e9veloppement des temp\u00eates selon une \u00e9tude am\u00e9ricaine parue dans les Annales de l&rsquo;Acad\u00e9mie nationale am\u00e9ricaine des sciences (PNAS) dat\u00e9es du 5 mars.<br \/>\nEn effet, selon des donn\u00e9es satellitaires exploit\u00e9es par les climatologues, la couverture en nuages convectifs (type cumulonimbus) au dessus du Nord Pacifique aurait augment\u00e9 de 20 \u00e0 50% entre 1994 \u00e0 2005, par rapport \u00e0 la d\u00e9cennie pr\u00e9c\u00e9dente.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">Il ne semble pas que ce ph\u00e9nom\u00e8ne climatique soit li\u00e9 \u00e0 d&rsquo;autres facteurs comme le r\u00e9chauffement de la surface des oc\u00e9ans ou le ph\u00e9nom\u00e8ne El Nino. Par contre les mod\u00e8les informatiques y voient la responsabilit\u00e9 du \u00ab\u00a0nuage brun d&rsquo;Asie\u00a0\u00bb, souligne Renyi Zhang, professeur de climatologie \u00e0 l&rsquo;universit\u00e9 A&amp;M du Texas (sud) et principal auteur de cette \u00e9tude.<br \/>\nEn effet, l&rsquo;\u00e9quipe \u00e0 l&rsquo;origine de l&rsquo;\u00e9tude a reproduit par simulation informatique une temp\u00eate qui s&rsquo;\u00e9tait produite en novembre 2003, or celle-ci ne pouvait s&rsquo;expliquer sans l&rsquo;introduction des a\u00e9rosols d&rsquo;origine anthropique.<\/span><\/p>\n<p align=\"justify\"><span style=\"font-size: small;\">R\u00e9f\u00e9rences<br \/>\nZhang et alii, Proceedings of the National Academy of Sciences (online early edition), 05-09 mars 2007 source : <a href=\"http:\/\/www.notre-planete.info\/\">http:\/\/www.notre-planete.info\/<\/a><\/span><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"4133\">(137)<\/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>La pollution atmosph\u00e9rique continue en Asie favoriserait la formation de temp\u00eates plus violentes au dessus du Pacifique. Le Sud-Est asiatique&#8230;<\/p>\n","protected":false},"author":1,"featured_media":4134,"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_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},"jetpack_post_was_ever_published":false},"categories":[28],"tags":[198,1138,703,180,1697,43],"class_list":["post-4133","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pollution","tag-asie","tag-gaz","tag-impact","tag-nuages","tag-ocean-pacifique","tag-pollution","wpcat-28-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/nuages1.jpg?fit=260%2C169&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-14F","jetpack-related-posts":[{"id":1970,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-pollution-en-asie-change-le-climat\/","url_meta":{"origin":4133,"position":0},"title":"La pollution en Asie change le climat","author":"Admin","date":"1 mai 2014","format":false,"excerpt":"L'activit\u00e9 des d\u00e9pressions au-dessus du Pacifique est renforc\u00e9e par les microparticules asiatiques. Les \u00e9pisodes r\u00e9cents de pollution atmosph\u00e9rique en France et ceux r\u00e9currents en Asie ont rappel\u00e9 les effets n\u00e9fastes des particules sur la sant\u00e9 des populations. Mais les scientifiques s'int\u00e9ressent aussi \u00e0 leur r\u00f4le dans la formation des nuages\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\/2013\/11\/typhon-haiyan-4.jpg?fit=450%2C291&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3908,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-pollution-en-chine-a-une-influence-sur-le-climat-au-canada\/","url_meta":{"origin":4133,"position":1},"title":"La pollution en Chine a une influence sur le climat au Canada","author":"Admin","date":"22 mars 2007","format":false,"excerpt":"La pollution \u00e9mise par les v\u00e9hicules et les usines en Chine et en Inde a une incidence directe sur le climat de la c\u00f4te ouest du Canada et des \u00c9tats-Unis, selon une nouvelle \u00e9tude. Cette conclusion \u00e9tonnante est le fruit d'une \u00e9tude r\u00e9alis\u00e9e pendant plus de 10 ans par une\u2026","rel":"","context":"Dans &quot;Pollution&quot;","block_context":{"text":"Pollution","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/pollution\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":4813,"url":"https:\/\/www.laterredufutur.com\/accueil\/lorigine-du-nuage-brun-dasie-eclaircie\/","url_meta":{"origin":4133,"position":2},"title":"L&rsquo;origine du &lsquo;nuage brun&rsquo; d&rsquo;Asie eclaircie","author":"Admin","date":"23 mars 2009","format":false,"excerpt":"Tous les hivers, de d\u00e9cembre \u00e0 avril, un immense nuage de poussi\u00e8re recouvre le sud de l'Asie. Une \u00e9quipe de l'universit\u00e9 de Stockholm, en collaboration avec des chercheurs indiens, a \u00e9tudi\u00e9 l'origine des particules de ce nuage. Gr\u00e2ce \u00e0 une datation au carbone 14, ils ont prouv\u00e9 que ce nuage\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\/nuage-brun-asie.jpg?fit=320%2C240&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2935,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-nuage-brun-dasie\/","url_meta":{"origin":4133,"position":3},"title":"Le &lsquo;nuage brun&rsquo; d&rsquo;Asie","author":"Admin","date":"8 juin 2005","format":false,"excerpt":"Le \"nuage brun\" d'Asie pourrait menacer le climat de la plan\u00e8te Un gigantesque nuage de pollution recouvre chaque ann\u00e9e, d'avril \u00e0 octobre, le sud de l'Asie, du Pakistan \u00e0 la Chine en passant par l'Inde. Il r\u00e9sulte du fort d\u00e9veloppement d\u00e9mographique et \u00e9conomique de ces pays au cours des derni\u00e8res\u2026","rel":"","context":"Dans &quot;Climat&quot;","block_context":{"text":"Climat","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/climat\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/spaw\/images\/3998.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1608,"url":"https:\/\/www.laterredufutur.com\/accueil\/limmense-nuage-de-pollution-chinois-observe-depuis-lespace\/","url_meta":{"origin":4133,"position":4},"title":"L&rsquo;immense nuage de pollution chinois observ\u00e9 depuis l&rsquo;espace, Global Shit","author":"Admin","date":"3 novembre 2013","format":false,"excerpt":"Pour rendre compte de l\u2019ampleur du nuage de pollution en Chine, la NASA a r\u00e9cemment publi\u00e9 une image captur\u00e9e par son satellite m\u00e9t\u00e9orologique Suomi NPP. Le 20 octobre 2013, la ville d\u2019Harbin situ\u00e9e dans le nord de la Chine, s\u2019est litt\u00e9ralement retrouv\u00e9e envelopp\u00e9e d\u2019un gigantesque nuage de pollution. Pour rendre\u2026","rel":"","context":"Dans &quot;Pollution&quot;","block_context":{"text":"Pollution","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/pollution\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":566,"url":"https:\/\/www.laterredufutur.com\/accueil\/lassombrissement-mondial\/","url_meta":{"origin":4133,"position":5},"title":"L&rsquo;assombrissement mondial","author":"Admin","date":"16 octobre 2011","format":false,"excerpt":"Dans un monde qui connait actuellement un r\u00e9chauffement climatique stabilis\u00e9, un scientifique isra\u00e9lien a d\u00e9couvert une baisse de la luminosit\u00e9 de l'ordre de 22% de 1950 \u00e0 1990.\u00a0Les scientifiques ont donc approfondi leurs recherches avec, entre autres, des archives m\u00e9t\u00e9orologiques du monde entier, et tous parviennent \u00e0 des conclusions identiques.\u2026","rel":"","context":"Dans &quot;Pollution&quot;","block_context":{"text":"Pollution","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/pollution\/"},"img":{"alt_text":"nuages noirs","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2011\/10\/nuages-noirs.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/4133","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=4133"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/4133\/revisions"}],"predecessor-version":[{"id":4135,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/4133\/revisions\/4135"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/4134"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=4133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=4133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=4133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}