{"id":15969,"date":"2017-10-21T20:00:57","date_gmt":"2017-10-21T18:00:57","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=15969"},"modified":"2017-10-21T20:16:40","modified_gmt":"2017-10-21T18:16:40","slug":"le-super-volcan-du-yellowstone-en-bref","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/le-super-volcan-du-yellowstone-en-bref\/","title":{"rendered":"Le super-volcan du Yellowstone en bref"},"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>Le super-volcan du parc am\u00e9ricain du Yellowstone pourrait se r\u00e9veiller un peu plus t\u00f4t que pr\u00e9vu et plonger la Terre dans un hiver de plusieurs mois. Mais ceci n&rsquo;a rien d&rsquo;alarmant car il faut r\u00e9ellement lire <strong>la nature r\u00e9elle de cette \u00e9tude<\/strong> dans les termes suivants :<br \/>\nLes scientifiques ont analys\u00e9 les min\u00e9raux des cendres fossilis\u00e9es provenant de cette derni\u00e8re \u00e9ruption. <strong>Une \u00e9tude qui a r\u00e9v\u00e9l\u00e9 que des changements essentiels dans leur temp\u00e9rature et leur composition s&rsquo;\u00e9taient produits en quelques d\u00e9cennies alors que les g\u00e9ologues pensaient auparavant qu&rsquo;il faudrait des si\u00e8cles<\/strong> pour que le super-volcan fasse cette transition. Des nouvelles d\u00e9couvertes sur la capacit\u00e9 et la vitesse de remplissage de gigantesque r\u00e9servoir de magma montrent que le volcan est \u00ab potentiellement explosif en un clin d&rsquo;\u0153il g\u00e9ologique \u00bb.<\/p>\n<p>Un \u00ab hiver volcanique \u00bb \u00e0 venir ?<br \/>\nCes d\u00e9couvertes montrent qu\u2019une explosion volcanique pourrait avoir lieu plus t\u00f4t que pr\u00e9vu. \u00ab C\u2019est choquant de voir qu\u2019il faut peu de temps pour qu\u2019un syst\u00e8me volcanique calme soit finalement sur le point de se r\u00e9veiller \u00bb, a d\u00e9clar\u00e9 au New York Times Hannah Shamloo, chercheuse de l\u2019Arizona State. <strong>Aujourd&rsquo;hui il n&rsquo;y a aucun signe qui d\u00e9montre qu&rsquo;une \u00e9ruption est en train de se pr\u00e9parer.&nbsp;<\/strong><\/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>Au del\u00e0 du catastrophisme qui fait vendre, Il est \u00e9vident que les cons\u00e9quences d&rsquo;une telle \u00e9ruption seraient catastrophiques pour l&rsquo;Humanit\u00e9. La derni\u00e8re \u00e9ruption puissante dans le Yellowstone s\u2019est produite il y a 630.000 ans explique le National Geographic. Si le volcan venait \u00e0 se r\u00e9veiller, plus de 1.000 km\u00b3 de cendres et de roches seraient \u00e9ject\u00e9es dans les airs. Un tel nuage pourrait s\u2019\u00e9tendre sur tout l\u2019ouest des Etats-Unis. L\u2019explosion pourrait m\u00eame si importante qu\u2019elle pourrait plonger toute la terre dans un \u00ab hiver volcanique \u00bb ; polluant les eaux.<\/p>\n<p>La Terre conna\u00eetrait une chute brutale des temp\u00e9ratures pendant des mois, emp\u00eachant toute plante de pousser. Selon les estimations des Nations unies r\u00e9alis\u00e9es en 2010, les magasins seraient \u00e0 court de denr\u00e9es alimentaires au bout de 74 jours seulement. L\u2019\u00e9ruption du super-volcan pourrait faire des millions de morts.<\/p>\n<p>Pour l&rsquo;heure, il ne se passe rien d&rsquo;anormal au Yellowstone, pour une caldeira qui \u00ab\u00a0respire\u00a0\u00bb tout \u00e0 fait normalement&#8230;&nbsp;<\/p>\n<p><a href=\"http:\/\/www.laterredufutur.com\/accueil\/\">Adaptation TDF<\/a><\/p>\n<p>sources :&nbsp;<a href=\"http:\/\/www.lepoint.fr\/environnement\/le-super-volcan-du-yellowstone-menace-t-il-l-avenir-de-l-humanite-14-10-2017-2164598_1927.php\" target=\"_blank\" rel=\"noopener\">http:\/\/www.lepoint.fr\/<\/a>&nbsp;\/&nbsp;<a href=\"http:\/\/www.20minutes.fr\/monde\/2150659-20171013-etats-unis-super-volcan-yellowstone-pourrait-menacer-toute-humanite\" target=\"_blank\" rel=\"noopener\">http:\/\/www.20minutes.fr\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"15969\">(1854)<\/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>Le super-volcan du parc am\u00e9ricain du Yellowstone pourrait se r\u00e9veiller un peu plus t\u00f4t que pr\u00e9vu et plonger la Terre&#8230;<\/p>\n","protected":false},"author":1,"featured_media":11496,"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":"Le super-volcan du #Yellowstone en bref @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}},"categories":[19],"tags":[2264,671,474,949,693,226,48,105],"class_list":["post-15969","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seismes-et-volcans","tag-caldeira","tag-explosion","tag-humanite","tag-magma","tag-magmatique","tag-temperature","tag-volcan","tag-yellowstone","wpcat-19-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/03\/yellowstone.jpg?fit=700%2C371&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-49z","jetpack-related-posts":[{"id":6121,"url":"https:\/\/www.laterredufutur.com\/accueil\/confirmation-dune-chambre-magmatique-monumentale-sous-le-yellowstone\/","url_meta":{"origin":15969,"position":0},"title":"Confirmation d&rsquo;une chambre magmatique monumentale sous le Yellowstone","author":"Admin","date":"24 avril 2015","format":false,"excerpt":"Un papier vient d'\u00eatre publi\u00e9 dans la revue Science qui confirme que la chambre magmatique sous le Yellowstone est gigantesque. Un gigantesque r\u00e9servoir de magma a \u00e9t\u00e9 d\u00e9couvert et analys\u00e9 sous le super-volcan de Yellowstone aux Etats-Unis, par une \u00e9quipe de vulcanologues qui publie sa d\u00e9couverte dans la revue Science.\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/chambre-magmatique-yellowstone.png?fit=600%2C332&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/chambre-magmatique-yellowstone.png?fit=600%2C332&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/chambre-magmatique-yellowstone.png?fit=600%2C332&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":6723,"url":"https:\/\/www.laterredufutur.com\/accueil\/simulation-3d-de-la-chambre-magmatique-du-yellowstone\/","url_meta":{"origin":15969,"position":1},"title":"Simulation 3D de la chambre magmatique du Yellowstone","author":"Admin","date":"2 juin 2015","format":false,"excerpt":"\u00ab Pour la premi\u00e8re fois, nous avons imag\u00e9 le syst\u00e8me de plomberie volcanique continue sous Yellowstone\u00ab , explique le premier auteur Hsin-Hua Huang, \u00e9galement chercheur en g\u00e9ologie et g\u00e9ophysique. \u00ab Cela inclut la chambre magmatique sup\u00e9rieure que nous avons vu pr\u00e9c\u00e9demment, plus un r\u00e9servoir de magma dans la cro\u00fbte inf\u00e9rieure\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/simulation-3d-yelowstone.jpg?fit=847%2C470&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/simulation-3d-yelowstone.jpg?fit=847%2C470&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/simulation-3d-yelowstone.jpg?fit=847%2C470&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/simulation-3d-yelowstone.jpg?fit=847%2C470&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":1702,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-caldera-du-yellowstone\/","url_meta":{"origin":15969,"position":2},"title":"La Caldeira du Yellowstone","author":"Admin","date":"17 d\u00e9cembre 2013","format":false,"excerpt":"Il n'y a pas que les impacts d'ast\u00e9ro\u00efdes qui peuvent provoquer des extinctions de masse, comme celle qui a emport\u00e9 les dinosaures. Les chercheurs savent depuis longtemps que certaines sont associ\u00e9es \u00e0 des \u00e9pisodes de volcanisme tr\u00e8s intense. Mais on ne comprenait pas bien comment ces \u00e9ruptions \u00e0 grande \u00e9chelle\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/chambre-magmatique-yellowstone.png?fit=600%2C332&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/chambre-magmatique-yellowstone.png?fit=600%2C332&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/chambre-magmatique-yellowstone.png?fit=600%2C332&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":2681,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-volcan-exterminateur-va-se-reveiller\/","url_meta":{"origin":15969,"position":3},"title":"Un Volcan exterminateur va se r\u00e9veiller","author":"Admin","date":"3 f\u00e9vrier 2005","format":false,"excerpt":"Le Parc du Yellowstone vu de l'espace. La d\u00e9pression sombre qui occupe tout le centre de l'image est le crat\u00e8re d'un volcan monstrueux. Il n'y a pas que les impacts d'ast\u00e9ro\u00efdes qui peuvent provoquer des extinctions de masse, comme celle qui a emport\u00e9 les dinosaures. Les chercheurs savent depuis longtemps\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/yellowstone.gif?fit=410%2C281&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":20329,"url":"https:\/\/www.laterredufutur.com\/accueil\/volcan-de-yellowstone-un-scientifique-de-lusgs-a-admis-quune-eruption-massive-est-possible\/","url_meta":{"origin":15969,"position":4},"title":"Volcan de Yellowstone: Un scientifique de l&rsquo;USGS a admis qu&rsquo;une \u00ab\u00a0 \u00e9ruption massive est possible \u00a0\u00bb","author":"Admin","date":"22 janvier 2020","format":false,"excerpt":"Une super-\u00e9ruption du Yellowstone dans le futur est \u00abpossible\u00bb \u00e0 tout moment, a admis un scientifique de l'USGS \u00e9tudiant le volcan lors d'une s\u00e9ance de questions et r\u00e9ponses avec le public. La caldeira de Yellowstone est d\u00e9sign\u00e9e de mani\u00e8re effrayante comme un super-volcan en raison de sa capacit\u00e9 \u00e0 infliger\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/yellowstone-super-eruption.jpg?fit=1200%2C631&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/yellowstone-super-eruption.jpg?fit=1200%2C631&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/yellowstone-super-eruption.jpg?fit=1200%2C631&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/yellowstone-super-eruption.jpg?fit=1200%2C631&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/yellowstone-super-eruption.jpg?fit=1200%2C631&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":1926,"url":"https:\/\/www.laterredufutur.com\/accueil\/que-se-passe-t-il-au-yellowstone\/","url_meta":{"origin":15969,"position":5},"title":"Que se passe t-il au Yellowstone ?","author":"Admin","date":"3 avril 2014","format":false,"excerpt":"Que se passe t-il au Yellowstone ? Suite au tremblement de terre de 4.8, C'est le plus important au Yellowstone depuis 1980, selon le US Geological Survey. Depuis plusieurs semaines, des bloggeurs ont pu filmer des troupeaux de bisons fuyant le parc naturel de Yellowstone secou\u00e9 par des petits tremblements\u2026","rel":"","context":"Dans &quot;Seismes\/Volcans&quot;","block_context":{"text":"Seismes\/Volcans","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/seismes-et-volcans\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/04\/.._spaw_images_img94.gif?fit=410%2C281&ssl=1&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\/15969","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=15969"}],"version-history":[{"count":2,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15969\/revisions"}],"predecessor-version":[{"id":15998,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15969\/revisions\/15998"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/11496"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=15969"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=15969"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=15969"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}