{"id":15885,"date":"2017-10-03T20:00:13","date_gmt":"2017-10-03T18:00:13","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=15885"},"modified":"2017-10-04T12:07:27","modified_gmt":"2017-10-04T10:07:27","slug":"evolution-geologique-de-la-terre-pour-les-250-millions-dannees-futures","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/evolution-geologique-de-la-terre-pour-les-250-millions-dannees-futures\/","title":{"rendered":"Evolution g\u00e9ologique de la Terre pour les 250 millions d&rsquo;ann\u00e9es futures"},"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>L&rsquo;article publi\u00e9 dans Nature aurait certainement int\u00e9ress\u00e9 Haroun Tazieff, Katia et Maurice Krafft. Un groupe de chercheurs y parle de tectonique des plaques, plus pr\u00e9cis\u00e9ment de la th\u00e9orie des cycles de Wilson.<\/p>\n<p>La th\u00e9orie de la tectonique des plaques est le cadre g\u00e9n\u00e9ral et unificateur de la g\u00e9ologie moderne. R\u00e9trospectivement, on a peine \u00e0 croire que sa formulation date de moins de cinquante ans. C&rsquo;est en effet seulement \u00e0 la fin des ann\u00e9es 1960 que les g\u00e9ophysiciens Jason Morgan, Dan Mc Kenzie et Xavier Le Pichon publient les articles fondateurs. Il aura fallu pour cela passer de la th\u00e9orie de la d\u00e9rive des continents d&rsquo;Alfred Wegener \u00e0 celle de l&rsquo;expansion des fonds oc\u00e9aniques.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/uGcDed4xVD4?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>Se pose alors une question : \u00e0 quoi ressemblera le prochain supercontinent ? L&rsquo;ouverture de l&rsquo;Atlantique va-t-elle se poursuivre jusqu&rsquo;\u00e0 ce que le Japon et la Chine entrent en collision avec l&rsquo;Am\u00e9rique du Nord et le Mexique, \u00e0 180 \u00b0 de l&rsquo;Afrique ? C&rsquo;est la th\u00e9orie de l&rsquo;extraversion.<\/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>Ou bien cette ouverture va-t-elle finir par s&rsquo;arr\u00eater pour finalement s&rsquo;inverser ? C&rsquo;est la th\u00e9orie de l&rsquo;intraversion. Cette derni\u00e8re hypoth\u00e8se pourrait s&rsquo;av\u00e9rer la plus probable \u00e9tant donn\u00e9 que la cha\u00eene des Appalaches allant du sud au nord des \u00c9tats-Unis t\u00e9moigne d&rsquo;une ancienne collision entre continents, avant la formation de la Pang\u00e9e justement.<\/p>\n<p>Selon cette th\u00e9orie de l&rsquo;orthoversion propos\u00e9e par Ross N. Mitchell et ses coll\u00e8gues, si l&rsquo;on se base sur les mouvements actuels des plaques tectoniques et les analyses pal\u00e9omagn\u00e9tiques qu&rsquo;ils ont effectu\u00e9es, d&rsquo;ici 50 \u00e0 200 millions d&rsquo;ann\u00e9es, le nouveau supercontinent se retrouvera centr\u00e9 sur les r\u00e9gions polaires bor\u00e9ales.<\/p>\n<p>La mer des Cara\u00efbes et l&rsquo;oc\u00e9an Arctique dispara\u00eetront. L&rsquo;Am\u00e9rique du Sud pivotera avec la Terre de Feu remontant vers le nord, en m\u00eame temps que l&rsquo;Alaska et le Canada entreront en collision avec le nord-est de l&rsquo;Asie, comme le montre une carte du futur supercontinent propos\u00e9e par les g\u00e9ophysiciens.<\/p>\n<p>Puisqu&rsquo;il se manifeste par la collision entre l&rsquo;Am\u00e9rique du Nord et l&rsquo;Asie, ce supercontinent a \u00e9t\u00e9 baptis\u00e9 Amasie par les chercheurs. Il semble cependant peu probable que l&rsquo;humanit\u00e9 soit encore pr\u00e9sente sur Terre \u00e0 ce moment-l\u00e0 et encore moins sous sa forme actuelle. La th\u00e9orie de l&rsquo;orthoversion ne sera donc jamais v\u00e9ritablement test\u00e9e&#8230;<\/p>\n<p>Source texte extrait :&nbsp;<a href=\"http:\/\/www.futura-sciences.com\/sciences\/actualites\/physique-amasie-futur-supercontinent-succedera-pangee-36660\/\" target=\"_blank\" rel=\"noopener\">http:\/\/www.futura-sciences.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"15885\">(11482)<\/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>L&rsquo;article publi\u00e9 dans Nature aurait certainement int\u00e9ress\u00e9 Haroun Tazieff, Katia et Maurice Krafft. Un groupe de chercheurs y parle de&#8230;<\/p>\n","protected":false},"author":1,"featured_media":15886,"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":"Evolution g\u00e9ologique de la Terre pour les 250 millions d'ann\u00e9es futures @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":[19],"tags":[1253,128,130,6411,2204,6525,684],"class_list":["post-15885","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seismes-et-volcans","tag-continent","tag-futur","tag-monde","tag-pangee","tag-projection","tag-tectonique-des-plaques","tag-video","wpcat-19-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/09\/futur-monde.jpg?fit=720%2C480&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-48d","jetpack-related-posts":[{"id":25082,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-continent-africain-se-separe-en-deux\/","url_meta":{"origin":15885,"position":0},"title":"Le continent africain se s\u00e9pare en deux","author":"Admin","date":"23 juillet 2023","format":false,"excerpt":"Une faille massive pourrait d\u00e9chirer l'Afrique en deux et former le sixi\u00e8me oc\u00e9an de la Terre. Le noyau de notre plan\u00e8te, qui \u00e9jecte de la roche surchauff\u00e9e, pourrait m\u00eame acc\u00e9l\u00e9rer cette s\u00e9paration. Le saviez-vous : une faille g\u00e9ante d\u00e9chire lentement l'Afrique, le deuxi\u00e8me plus grand continent du monde. On appelle\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\/2023\/07\/rift-africain.jpg?fit=1024%2C576&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/rift-africain.jpg?fit=1024%2C576&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/rift-africain.jpg?fit=1024%2C576&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/rift-africain.jpg?fit=1024%2C576&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":19169,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-plaque-tectonique-sest-peut-etre-detachee-et-leurope-pourrait-deriver-jusquau-canada\/","url_meta":{"origin":15885,"position":1},"title":"Une plaque tectonique s\u2019est peut-\u00eatre d\u00e9tach\u00e9e et L&rsquo;Europe pourrait d\u00e9river jusqu&rsquo;au Canada","author":"Admin","date":"19 juin 2019","format":false,"excerpt":"Quelque chose d'\u00e9trange se passe au large des c\u00f4tes portugaises, et les scientifiques proposent maintenant une explication r\u00e9volutionnaire. Jo\u00e3o Duarte s'interroge depuis des ann\u00e9es sur une \u00e9tendue sous-marine apparemment ennuyeuse au large des c\u00f4tes du Portugal. En 1969, ce site a engendr\u00e9 un s\u00e9isme massif qui a secou\u00e9 la c\u00f4te\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\/05\/faille-subduction-tectonique-plaque-portugal.jpg?fit=700%2C472&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/faille-subduction-tectonique-plaque-portugal.jpg?fit=700%2C472&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/faille-subduction-tectonique-plaque-portugal.jpg?fit=700%2C472&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/faille-subduction-tectonique-plaque-portugal.jpg?fit=700%2C472&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":25079,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-scientifiques-decouvrent-un-cycle-geologique-de-36-millions-dannees-a-lorigine-de-la-biodiversite\/","url_meta":{"origin":15885,"position":2},"title":"Des scientifiques d\u00e9couvrent un cycle g\u00e9ologique de 36 millions d&rsquo;ann\u00e9es \u00e0 l&rsquo;origine de la biodiversit\u00e9","author":"Admin","date":"15 juillet 2023","format":false,"excerpt":"Les mouvements des plaques tectoniques de la Terre d\u00e9clenchent indirectement des explosions de biodiversit\u00e9 au cours de cycles de 36 millions d'ann\u00e9es en for\u00e7ant le niveau des mers \u00e0 monter et \u00e0 descendre, comme le montrent de nouvelles recherches. Des chercheurs, dont des g\u00e9oscientifiques de l'universit\u00e9 de Sydney, estiment que\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/ocean-plage.jpg?fit=1200%2C798&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/ocean-plage.jpg?fit=1200%2C798&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/ocean-plage.jpg?fit=1200%2C798&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/ocean-plage.jpg?fit=1200%2C798&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/07\/ocean-plage.jpg?fit=1200%2C798&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":21395,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-crise-de-salinite-messinienne\/","url_meta":{"origin":15885,"position":3},"title":"La crise de salinit\u00e9 messinienne","author":"Admin","date":"24 septembre 2020","format":false,"excerpt":"La\u00a0crise de salinit\u00e9 messinienne\u00a0est un \u00e9v\u00e9nement g\u00e9ologique au cours duquel la M\u00e9diterran\u00e9e s'est presque compl\u00e8tement ass\u00e9ch\u00e9e, devenant un immense lac sal\u00e9. Le C\u00e9nozo\u00efque, avec ses p\u00e9riodes, ses \u00e9poques et ses \u00e2ges Quand la crise de salinit\u00e9 s'est produite La crise de salinit\u00e9 s'est produite dans le\u00a0Messinien, il y a environ\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\/accueil\/wp-content\/uploads\/2020\/09\/mediterranee-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/mediterranee-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/mediterranee-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/mediterranee-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":22875,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-crise-de-salinite-messinienne-quand-la-mediterranee-fut-a-sec\/","url_meta":{"origin":15885,"position":4},"title":"La crise de salinit\u00e9 Messinienne, quand la m\u00e9diterran\u00e9e fut \u00e0 sec","author":"Admin","date":"5 ao\u00fbt 2021","format":false,"excerpt":"La crise de salinit\u00e9 messinienne est un \u00e9v\u00e9nement g\u00e9ologique au cours duquel la M\u00e9diterran\u00e9e s'est presque enti\u00e8rement ass\u00e9ch\u00e9e, devenant un immense lac sal\u00e9. Quand est ce que la crise de salinit\u00e9 est survenue ? La crise de salinit\u00e9 s'est produite \u00e0 l'\u00e9poque messinienne, il y a environ 6 millions d'ann\u00e9es\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/08\/mer-mediterranee-a-sec-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/08\/mer-mediterranee-a-sec-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/08\/mer-mediterranee-a-sec-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/08\/mer-mediterranee-a-sec-crise-messinienne.jpg?fit=990%2C557&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":7791,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-palmiers-decouverts-sous-les-glaces-de-lantarctique\/","url_meta":{"origin":15885,"position":5},"title":"Des palmiers d\u00e9couverts sous les glaces de l&rsquo;Antarctique !","author":"Admin","date":"30 ao\u00fbt 2015","format":false,"excerpt":"La th\u00e9orie de la d\u00e9rive des plaques tectoniques encore remise en question... la th\u00e9orie de l'hydroplaque renforc\u00e9e... Les forages scientifiques dans l'\u00e9paisse glace de Wilkes Land, en Antarctique de l' Est (la partie faisant face \u00e0 l'Australie) ont fourni les preuves de \" la croissance de for\u00eats tropicales caract\u00e9ris\u00e9es par\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/palmier-sous-la-neige.gif?fit=499%2C314&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\/15885","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=15885"}],"version-history":[{"count":3,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15885\/revisions"}],"predecessor-version":[{"id":15925,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15885\/revisions\/15925"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/15886"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=15885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=15885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=15885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}