{"id":6365,"date":"2015-05-13T13:00:18","date_gmt":"2015-05-13T11:00:18","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=6365"},"modified":"2015-05-11T17:44:17","modified_gmt":"2015-05-11T15:44:17","slug":"des-eruptions-volcaniques-a-venir-sur-la-lune","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/des-eruptions-volcaniques-a-venir-sur-la-lune\/","title":{"rendered":"Des \u00e9ruptions volcaniques \u00e0 venir sur la Lune ?"},"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;\">Contrairement \u00e0 ce qui \u00e9tait admis jusqu&rsquo;ici, la Lune a connu une activit\u00e9 volcanique tr\u00e8s r\u00e9cemment. Plus encore, de nouveaux \u00e9pisodes volcaniques pourraient s&rsquo;y d\u00e9rouler au cours des prochains millions d&rsquo;ann\u00e9es.<br \/>\nAussi surprenant que cela puisse para\u00eetre, la Lune pourrait connaitre \u00e0 l&rsquo;avenir de nouveaux \u00e9pisodes volcaniques.C&rsquo;est en tout cas ce que sugg\u00e8rent des travaux publi\u00e9s le 12 octobre 2014 dans la revue Nature Geoscience.<\/p>\n<p style=\"text-align: justify;\">Que montre cette \u00e9tude ? Plusieurs choses. Tout d&rsquo;abord, elle r\u00e9v\u00e8le que la Lune a connu une activit\u00e9 volcanique au cours de ces 100 derniers millions d&rsquo;ann\u00e9es, soit une p\u00e9riode qui, \u00e0 l&rsquo;\u00e9chelle des temps g\u00e9ologiques, est extr\u00eamement r\u00e9cente (rappellons qu&rsquo;il est commun\u00e9ment admis que l&rsquo;activit\u00e9 volcanique de la Lune a cess\u00e9 depuis 1 milliard d&rsquo;ann\u00e9es).<\/p>\n<p style=\"text-align: justify;\">Plus encore, ces travaux montrent que les derni\u00e8res traces d&rsquo;\u00e9v\u00e8nements volcaniques survenus sur la Lune remontent \u00e0 18 millions d&rsquo;ann\u00e9es seulement. En d&rsquo;autres termes, si de tels \u00e9v\u00e8nements se sont produit aussi r\u00e9cemment, il y a toutes les raisons de penser qu&rsquo;ils se reproduiront \u00e0 l&rsquo;avenir (m\u00eame si la probabilit\u00e9 pour qu&rsquo;ils se produisent au cours de notre propre existence est \u00e9videmment extr\u00eamement faible!).<\/p>\n<p style=\"text-align: justify;\">D\u00e9taillons un peu le contenu de ces travaux. Qu&rsquo;ont pr\u00e9cis\u00e9ment d\u00e9couvert les auteurs de l&rsquo;\u00e9tude ? Pour comprendre, il faut d&rsquo;abord revenir en 2006 : cette ann\u00e9e-l\u00e0, une structure g\u00e9ologique irr\u00e9guli\u00e8re baptis\u00e9e \u00ab\u00a0Ina\u00a0\u00bb, rep\u00e9r\u00e9e sur la surface de la Lune gr\u00e2ce \u00e0 la mission Apollo 15, r\u00e9v\u00e8le sa vraie nature : il s&rsquo;agit des restes d&rsquo;un d\u00e9p\u00f4t de lave&#8230; vieux d&rsquo;une dizaine de millions d&rsquo;ann\u00e9es seulement.<\/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;\">A cette \u00e9poque toutefois, il ne fait nul doute que ces traces d&rsquo;activit\u00e9 volcanique r\u00e9centes constituent non pas la r\u00e8gle, mais l&rsquo;exception.<\/p>\n<p style=\"text-align: justify;\">Et pourtant ! L&rsquo;\u00e9tude dont il est question aujourd&rsquo;hui r\u00e9v\u00e8le que 70 structures g\u00e9ologiques analogues \u00e0 \u00ab\u00a0Ina\u00a0\u00bb ont \u00e9t\u00e9 d\u00e9couvertes au cours de ces derni\u00e8res ann\u00e9es par la sonde lunaire Lunar Reconnaissance Orbiter (LRO). Toutes \u00e2g\u00e9es de 100 millions d&rsquo;ann\u00e9es au maximum, certaines de ces structures g\u00e9ologiques n&rsquo;ont m\u00eame que 18 millions d&rsquo;ann\u00e9es !<\/p>\n<p style=\"text-align: justify;\">Large de 100 m\u00e8tres \u00e0 5 000 m\u00e8tres, ces 70 structures sont, selon les auteurs de l&rsquo;\u00e9tude, le produit d&rsquo;une activit\u00e9 volcanique (vraisemblablement des \u00e9coulements de lave). En d&rsquo;autres termes, l&rsquo;int\u00e9rieur de la Lune est en r\u00e9alit\u00e9 probablement beaucoup plus chaud que ce qui \u00e9tait consid\u00e9r\u00e9 jusqu&rsquo;ici.<\/p>\n<p style=\"text-align: justify;\">En s&rsquo;appuyant sur ce constat que de nombreuses traces d&rsquo;activit\u00e9 volcanique tr\u00e8s r\u00e9centes sont pr\u00e9sentes \u00e0 la surface de la Lune, les chercheurs en concluent logiquement que de nouveaux \u00e9pisodes volcaniques pourraient tr\u00e8s bien avoir lieu sur la Lune au cours des prochains millions d&rsquo;ann\u00e9es&#8230;<\/p>\n<p style=\"text-align: justify;\">Ces travaux ont \u00e9t\u00e9 publi\u00e9s le 12 octobre 2014 dans la revue Nature Geoscience, sous le titre \u00ab\u00a0Evidence for basaltic volcanism on the Moon within the past 100 million years\u00a0\u00bb.<\/p>\n<p style=\"text-align: justify;\"><a href=\"http:\/\/www.laterredufutur.com\/accueil\/\">TDF<\/a><\/p>\n<p style=\"text-align: justify;\">source : http:\/\/www.journaldelascience.fr\/<\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"6365\">(398)<\/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>Contrairement \u00e0 ce qui \u00e9tait admis jusqu&rsquo;ici, la Lune a connu une activit\u00e9 volcanique tr\u00e8s r\u00e9cemment. Plus encore, de nouveaux&#8230;<\/p>\n","protected":false},"author":1,"featured_media":6366,"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":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[22],"tags":[1936,374,122,4244,4245,598,49],"class_list":["post-6365","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-activite-volcanique","tag-eruption","tag-lune","tag-moon","tag-volcanism","tag-volcanisme","tag-volcans","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/volcanisme-lune.jpg?fit=460%2C283&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-1EF","jetpack-related-posts":[{"id":24535,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-lune-a-eu-des-volcans\/","url_meta":{"origin":6365,"position":0},"title":"La Lune a eu des volcans","author":"Admin","date":"6 novembre 2022","format":false,"excerpt":"Il y a cinquante ans, la NASA et le programme spatial sovi\u00e9tique ont men\u00e9 les premi\u00e8res missions de retour d'\u00e9chantillons de la Lune. Il s'agissait de roches lunaires ramen\u00e9es sur Terre par les astronautes d'Apollo et de celles obtenues par des missions robotis\u00e9es dans le cadre du programme sovi\u00e9tique Luna.\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/11\/la-lune-en-fausses-couleurs.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\/2022\/11\/la-lune-en-fausses-couleurs.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/11\/la-lune-en-fausses-couleurs.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/11\/la-lune-en-fausses-couleurs.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":24844,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-moines-medievaux-auraient-pu-consigner-sans-le-savoir-la-virulence-de-lactivite-volcanique\/","url_meta":{"origin":6365,"position":1},"title":"Les moines m\u00e9di\u00e9vaux auraient pu consigner sans le savoir la virulence de l&rsquo;activit\u00e9 volcanique","author":"Admin","date":"7 avril 2023","format":false,"excerpt":"En d\u00e9crivant les \u00e9clipses de Lune, les moines du Moyen \u00c2ge n'imaginaient pas consigner l'influence de gigantesques \u00e9ruptions volcaniques survenues quelques mois auparavant et qui pourraient \u00eatre l'une des causes d'un refroidissement climatique \u00e0 leur \u00e9poque, selon une \u00e9tude. Les \u00e9clipses lunaires se produisent quand la Lune passe dans l'ombre\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\/04\/lune-chat.jpg?fit=960%2C641&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/04\/lune-chat.jpg?fit=960%2C641&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/04\/lune-chat.jpg?fit=960%2C641&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2023\/04\/lune-chat.jpg?fit=960%2C641&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2735,"url":"https:\/\/www.laterredufutur.com\/accueil\/periodicite-surprenante\/","url_meta":{"origin":6365,"position":2},"title":"P\u00e9riodicit\u00e9 surprenante","author":"Admin","date":"10 mars 2005","format":false,"excerpt":"Une \u00e9ruption volcanique de forte ampleur peut influencer le climat d'une fa\u00e7on importante pour plusieurs ann\u00e9es. Bien que les \u00e9ruptions elles-m\u00eames ne soient cependant pas pr\u00e9visibles, on peut avoir une id\u00e9e sur l'effet sur le climat. Benjamin Franklin (1706-1790) a \u00e9t\u00e9 le premier \u00e0 voir que les \u00e9ruptions volcaniques ont\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":"","width":0,"height":0},"classes":[]},{"id":21766,"url":"https:\/\/www.laterredufutur.com\/accueil\/leruption-recemment-decouverte-du-yellowstone-est-lune-des-5-eruptions-les-plus-puissantes-de-tous-les-temps\/","url_meta":{"origin":6365,"position":3},"title":"L&rsquo;\u00e9ruption r\u00e9cemment d\u00e9couverte du Yellowstone est l&rsquo;une des \u00ab\u00a05 \u00e9ruptions les plus puissantes de tous les temps\u00a0\u00bb","author":"Admin","date":"28 d\u00e9cembre 2020","format":false,"excerpt":"C'est l'une des deux \u00absuper\u00e9ruptions\u00bb r\u00e9cemment d\u00e9tect\u00e9es qui ont secou\u00e9 l'Am\u00e9rique du Nord (et le monde) il y a 9 millions d'ann\u00e9es. Sous les geysers pittoresques et les sources chaudes aux couleurs arc-en-ciel du parc national de Yellowstone se cache l'un des volcans les plus destructeurs de la plan\u00e8te. Le\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":24263,"url":"https:\/\/www.laterredufutur.com\/accueil\/ou-se-trouvent-la-plupart-des-volcans-sur-terre\/","url_meta":{"origin":6365,"position":4},"title":"O\u00f9 se trouvent la plupart des volcans sur Terre ?","author":"Admin","date":"1 ao\u00fbt 2022","format":false,"excerpt":"Est-ce sur la ceinture de feu du Pacifique ? Ou ailleurs ? Il existe environ 1 350 \"volcans potentiellement actifs dans le monde\", selon le minist\u00e8re US de l'Int\u00e9rieur, et un peu plus d'un tiers d'entre eux sont connus pour \u00eatre entr\u00e9s en \u00e9ruption \u00e0 un moment donn\u00e9 de l'histoire.\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\/2021\/09\/Fagradalsfjall-volcan.jpg?fit=1048%2C450&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/09\/Fagradalsfjall-volcan.jpg?fit=1048%2C450&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/09\/Fagradalsfjall-volcan.jpg?fit=1048%2C450&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/09\/Fagradalsfjall-volcan.jpg?fit=1048%2C450&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":26412,"url":"https:\/\/www.laterredufutur.com\/accueil\/en-lan-1110-la-lune-a-disparu-a-cause-dun-volcan-et-il-a-enfin-ete-decouvert\/","url_meta":{"origin":6365,"position":5},"title":"En l\u2019an 1110, la Lune a disparu \u00e0 cause d&rsquo;un volcan, et il a enfin \u00e9t\u00e9 d\u00e9couvert","author":"Admin","date":"23 novembre 2024","format":false,"excerpt":"Pendant plusieurs mois, en l\u2019an 1110, la Lune est devenue invisible aux yeux de l\u2019humanit\u00e9. Des chercheurs de l\u2019Universit\u00e9 de Gen\u00e8ve ont publi\u00e9 une \u00e9tude dans la revue Scientific Report pour expliquer le ph\u00e9nom\u00e8ne. La raison invoqu\u00e9e ? Une \u00e9ruption volcanique, qui aurait engendr\u00e9 un immense nuage de soufre, cachant\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\/2024\/11\/volcan-mont-asama.jpg?fit=1200%2C800&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/11\/volcan-mont-asama.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/11\/volcan-mont-asama.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/11\/volcan-mont-asama.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/11\/volcan-mont-asama.jpg?fit=1200%2C800&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/6365","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=6365"}],"version-history":[{"count":3,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/6365\/revisions"}],"predecessor-version":[{"id":6375,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/6365\/revisions\/6375"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/6366"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=6365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=6365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=6365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}