{"id":20311,"date":"2020-01-14T17:00:57","date_gmt":"2020-01-14T16:00:57","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=20311"},"modified":"2019-12-20T10:42:53","modified_gmt":"2019-12-20T09:42:53","slug":"decouverte-darbres-engloutis-sous-locean","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-darbres-engloutis-sous-locean\/","title":{"rendered":"D\u00e9couverte d&rsquo;arbres engloutis sous l&rsquo;oc\u00e9an"},"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>Des chercheurs ont retrouv\u00e9 des morceaux de bois d\u2019arbres vieux de 19 millions d\u2019ann\u00e9es enfouis sous la surface de l\u2019oc\u00e9an, \u00e0 plusieurs milliers de kilom\u00e8tres de leur lieu d\u2019origine.<\/p>\n<p>Sarah Feakins, de l\u2019Universit\u00e9 de Californie du Sud, \u00e9tudie le climat et la vie des plantes depuis de nombreuses ann\u00e9es. Avec son \u00e9quipe, elle a r\u00e9cemment entrepris de forer dans le plancher oc\u00e9anique en plein golfe du Bengale, au nord-est de l\u2019oc\u00e9an Indien, dans le but de remonter des s\u00e9diments. Pour cette \u00e9tude, les chercheurs ont creus\u00e9 jusqu\u2019\u00e0 500 m\u00e8tres. Ils ont alors d\u00e9couvert un petit tr\u00e9sor : des copeaux de bois.<\/p>\n<p>Des arbres de l\u2019Himalaya<br \/>\nApr\u00e8s analyses, il s\u2019est av\u00e9r\u00e9 que ces petits morceaux de bois \u00e9taient en r\u00e9alit\u00e9 les restes d\u2019arbres tr\u00e8s anciens, vieux d\u2019au moins 19 millions d\u2019ann\u00e9es. Les chercheurs ont \u00e9galement pu d\u00e9terminer leur lieu d\u2019origine. Si habituellement les arbres retrouv\u00e9s dans l\u2019oc\u00e9an proviennent des basses terres, ceux-ci avaient \u00e9t\u00e9 enracin\u00e9s\u2026 dans les montagnes de l\u2019Himalaya. \u00c0 environ trois kilom\u00e8tres au-dessus du niveau de la mer.<\/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>Pour les chercheurs, ces arbres ont probablement \u00e9t\u00e9 arrach\u00e9s suite \u00e0 l\u2019effondrement d\u2019un glacier, ou \u00e0 un glissement de terrain. Ils ont ensuite \u00e9t\u00e9 transport\u00e9s via diff\u00e9rents cours d\u2019eau au gr\u00e9 des moussons et des cyclones, sur des milliers de kilom\u00e8tres, avant de se retrouver dans le golfe du Bengale. Ces arbres se sont ensuite enfonc\u00e9s dans l\u2019eau, avant d\u2019\u00eatre recouverts de s\u00e9diments.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"20313\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/decouverte-darbres-engloutis-sous-locean\/golfe-du-bengale\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/golfe-du-bengale.gif?fit=427%2C427&amp;ssl=1\" data-orig-size=\"427,427\" 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=\"golfe-du-bengale\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/golfe-du-bengale.gif?fit=427%2C427&amp;ssl=1\" class=\"size-full wp-image-20313 aligncenter\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/golfe-du-bengale.gif?resize=427%2C427&#038;ssl=1\" alt=\"\" width=\"427\" height=\"427\"\/><\/p>\n<p>extrait et source : <a href=\"https:\/\/sciencepost.fr\/des-arbres-vieux-de-plusieurs-millions-dannees-retrouves-sous-locean\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/sciencepost.fr\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"20311\">(829)<\/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>Des chercheurs ont retrouv\u00e9 des morceaux de bois d\u2019arbres vieux de 19 millions d\u2019ann\u00e9es enfouis sous la surface de l\u2019oc\u00e9an,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":20312,"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":"D\u00e9couverte d'arbres engloutis sous l'oc\u00e9an @laterredufutur.com Terra Projects","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":[33],"tags":[289,7318,7319],"class_list":["post-20311","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-archeologie","tag-arbres","tag-engloutis","tag-golfe-du-bengale","wpcat-33-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/arbres-engloutis.jpeg?fit=685%2C327&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-5hB","jetpack-related-posts":[{"id":14745,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-dun-continent-perdu-sous-lile-maurice\/","url_meta":{"origin":20311,"position":0},"title":"D\u00e9couverte d&rsquo;un continent perdu sous l&rsquo;\u00eele Maurice","author":"Admin","date":"22 f\u00e9vrier 2017","format":false,"excerpt":"Les chercheurs ont trouv\u00e9 un petit morceau d'un \"continent perdu\" et oubli\u00e9 sous la lave de l'\u00eele Maurice. Ils ont en effet confirm\u00e9 l'existence d'un \"continent perdu\" sous l'\u00eele Maurice s'\u00e9tirant sur l'oc\u00e9an Indien qui a \u00e9t\u00e9 englouti apr\u00e8s l'\u00e9clatement du supercontinent Gondwana il y a environ 200 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\/2017\/02\/continent-perdu-ile-maurice.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/continent-perdu-ile-maurice.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/continent-perdu-ile-maurice.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/continent-perdu-ile-maurice.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/02\/continent-perdu-ile-maurice.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":26474,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-premier-echantillon-dambre-decouvert-en-antarctique-revele-lexistence-dune-foret-tropicale-pres-du-pole-sud\/","url_meta":{"origin":20311,"position":1},"title":"Le premier \u00e9chantillon d&rsquo;ambre d\u00e9couvert en Antarctique r\u00e9v\u00e8le l&rsquo;existence d&rsquo;une for\u00eat tropicale pr\u00e8s du p\u00f4le Sud","author":"Admin","date":"23 d\u00e9cembre 2024","format":false,"excerpt":"Imaginez une machine \u00e0 remonter le temps qui vous ram\u00e8nerait \u00e0 l'\u00e9poque des dinosaures. Soudain, vous vous retrouvez dans une for\u00eat dense et mar\u00e9cageuse, o\u00f9 les insectes bourdonnent entre les fleurs, les foug\u00e8res et les conif\u00e8res. Croyez-le ou non, vous vous trouvez en Antarctique occidental. Des scientifiques allemands et britanniques\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\/2019\/12\/foret-380millions-dannees.jpg?fit=1024%2C768&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/foret-380millions-dannees.jpg?fit=1024%2C768&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/foret-380millions-dannees.jpg?fit=1024%2C768&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/foret-380millions-dannees.jpg?fit=1024%2C768&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":9529,"url":"https:\/\/www.laterredufutur.com\/accueil\/on-a-decouvert-une-foret-tropicale-au-pole-nord\/","url_meta":{"origin":20311,"position":2},"title":"On a d\u00e9couvert une for\u00eat tropicale au p\u00f4le nord","author":"Admin","date":"24 novembre 2015","format":false,"excerpt":"En d'autres temps, une for\u00eat tropicale poussait en Arctique. Des chercheurs britanniques ont d\u00e9terr\u00e9 d'anciennes for\u00eats fossiles sous les glaces de l'Arctique. Elles sont vieilles de 400 millions d'ann\u00e9es. Des for\u00eats fossilis\u00e9es, avec des souches d'arbres intactes, ont \u00e9t\u00e9 d\u00e9couvertes au Svalbard, un archipel norv\u00e9gien situ\u00e9 dans l'oc\u00e9an Arctique. Elles\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\/11\/arbres-fossilises-380millions-ans-Svalbarg.jpg?fit=600%2C352&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/arbres-fossilises-380millions-ans-Svalbarg.jpg?fit=600%2C352&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/11\/arbres-fossilises-380millions-ans-Svalbarg.jpg?fit=600%2C352&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":20843,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-plongeurs-decouvrent-une-foret-engloutie-dans-le-sud-de-la-france\/","url_meta":{"origin":20311,"position":3},"title":"Des plongeurs d\u00e9couvrent une for\u00eat engloutie dans le sud de la France","author":"Admin","date":"16 juin 2020","format":false,"excerpt":"Une for\u00eat sous-marine vieille de 8 000 ans d\u00e9couverte dans le sud de la France. Une for\u00eat sous-marine vieille de 8 000 ans d\u00e9couverte dans le sud de la France. La d\u00e9couverte est exceptionnelle pour les scientifiques. Des plongeurs ont trouv\u00e9, par hasard, une for\u00eat vieille de 8 000 ans\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\/2020\/04\/racine-arbre-sous-marin-palavaslesflots.jpg?fit=885%2C500&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/04\/racine-arbre-sous-marin-palavaslesflots.jpg?fit=885%2C500&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/04\/racine-arbre-sous-marin-palavaslesflots.jpg?fit=885%2C500&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/04\/racine-arbre-sous-marin-palavaslesflots.jpg?fit=885%2C500&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":21835,"url":"https:\/\/www.laterredufutur.com\/accueil\/preuve-dun-climat-anterieur-plus-chaud-un-geologue-suisse-a-etudie-un-tronc-darbre-vieux-de-10800-ans-sous-le-glacier-des-alpes\/","url_meta":{"origin":20311,"position":4},"title":"Preuve d&rsquo;un climat ant\u00e9rieur plus chaud ! Un g\u00e9ologue suisse a \u00e9tudi\u00e9 un tronc d&rsquo;arbre vieux de 10800 ans sous le glacier des Alpes","author":"Admin","date":"19 janvier 2021","format":false,"excerpt":"Un tronc d'arbre enfoui sous un glacier suisse vieux de 10800 ans a \u00e9t\u00e9 d\u00e9couvert et nous dit que les Alpes \u00e9taient beaucoup plus chaudes au d\u00e9but de l'Holoc\u00e8ne qu'aujourd'hui. Sur SRF Swiss Broadccasting a r\u00e9cemment rapport\u00e9 une d\u00e9couverte fascinante dans les Alpes suisses : un tronc d'arbre de plus\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\/2021\/01\/geologue-christian-schlutchter-arbre-glacier-suisse-2.jpg?fit=960%2C540&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/geologue-christian-schlutchter-arbre-glacier-suisse-2.jpg?fit=960%2C540&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/geologue-christian-schlutchter-arbre-glacier-suisse-2.jpg?fit=960%2C540&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/01\/geologue-christian-schlutchter-arbre-glacier-suisse-2.jpg?fit=960%2C540&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":26543,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-scientifiques-decouvrent-des-mondes-engloutis-caches-dans-les-profondeurs-du-manteau-terrestre-qui-ne-devraient-pas-sy-trouver\/","url_meta":{"origin":20311,"position":5},"title":"Des scientifiques d\u00e9couvrent des \u00ab mondes engloutis \u00bb cach\u00e9s dans les profondeurs du manteau terrestre qui ne devraient pas s&rsquo;y trouver","author":"Admin","date":"18 janvier 2025","format":false,"excerpt":"Une nouvelle m\u00e9thode de mesure des structures \u00e0 l'int\u00e9rieur de la Terre a permis de mettre en \u00e9vidence de nombreuses taches inconnues jusqu'\u00e0 pr\u00e9sent dans le manteau de notre plan\u00e8te. Ces anomalies ressemblent \u00e9tonnamment \u00e0 des morceaux de cro\u00fbte terrestre engloutis, mais elles apparaissent dans des endroits apparemment impossibles. Des\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/01\/nombreuses-plaques-subductees.webp?fit=650%2C366&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/01\/nombreuses-plaques-subductees.webp?fit=650%2C366&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/01\/nombreuses-plaques-subductees.webp?fit=650%2C366&ssl=1&resize=525%2C300 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/20311","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=20311"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/20311\/revisions"}],"predecessor-version":[{"id":20314,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/20311\/revisions\/20314"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/20312"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=20311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=20311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=20311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}