{"id":19212,"date":"2019-07-01T17:00:07","date_gmt":"2019-07-01T15:00:07","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=19212"},"modified":"2019-05-28T17:58:26","modified_gmt":"2019-05-28T15:58:26","slug":"une-tempete-a-mis-a-jour-les-fonds-marins-gallois-cachant-une-foret-prehistorique","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/une-tempete-a-mis-a-jour-les-fonds-marins-gallois-cachant-une-foret-prehistorique\/","title":{"rendered":"Une temp\u00eate a mis \u00e0 jour les fonds marins gallois cachant une for\u00eat pr\u00e9historique"},"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>Au cours d\u2019une \u00e9norme temp\u00eate qui a frapp\u00e9 le Pays de Galles, la mer s\u2019est recul\u00e9e beaucoup plus loin que d\u2019ordinaire, r\u00e9v\u00e9lant une for\u00eat pr\u00e9historique ensabl\u00e9e depuis 4.500 ans, pr\u00e8s des villages de Borth et d\u2019Ynyslas dans le comt\u00e9 de Ceredigion.<\/p>\n<p>Une for\u00eat pr\u00e9historique, dissimul\u00e9e sous le sable et l&rsquo;eau depuis 4.500 ans, s&rsquo;est soudainement d\u00e9voil\u00e9e lorsqu&rsquo;un ex-ouragan a frapp\u00e9 les c\u00f4tes du Pays de Galles, informe la BBC.<\/p>\n<p>Sous la force des vents violents, la mer a recul\u00e9, exposant le sable, sous lequel se cachaient les arbres. Puis, le vent a \u00e9rod\u00e9 aussi les s\u00e9diments. Les arbres fossilis\u00e9s se trouvent entre les villages de Borth et d&rsquo;Ynyslas, dans le comt\u00e9 de Ceredigion.<\/p>\n<p>Il existe une l\u00e9gende locale racontant qu&rsquo;une civilisation install\u00e9e dans cette r\u00e9gion a \u00e9t\u00e9 an\u00e9antie par l&rsquo;eau et a ainsi \u00e9t\u00e9 baptis\u00e9e \u00able Royaume englouti\u00bb (Cantre&rsquo;r Gwaelod en gallois).<\/p>\n<p>Il est consid\u00e9r\u00e9 que ce territoire, o\u00f9 la for\u00eat pr\u00e9historique est apparue, \u00e9tait autrefois une terre fertile, avec des villages prot\u00e9g\u00e9s contre les inondations par des \u00e9cluses et des digues. Selon les l\u00e9gendes auxquelles la BBC se r\u00e9f\u00e8re, la zone s&rsquo;est n\u00e9anmoins retrouv\u00e9e inond\u00e9e plus d&rsquo;une fois lors de fortes temp\u00eates. Ainsi, au VIe si\u00e8cle 16 villages auraient \u00e9t\u00e9 submerg\u00e9s et des centaines de personnes auraient trouv\u00e9 la mort durant ces inondations.<\/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><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"19214\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-tempete-a-mis-a-jour-les-fonds-marins-gallois-cachant-une-foret-prehistorique\/foret-fossile-pays-de-galle-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?fit=960%2C636&amp;ssl=1\" data-orig-size=\"960,636\" 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=\"foret-fossile-pays-de-galle\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?fit=800%2C530&amp;ssl=1\" class=\"alignnone size-full wp-image-19214\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?resize=960%2C636&#038;ssl=1\" alt=\"\" width=\"960\" height=\"636\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?resize=300%2C199&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?resize=768%2C509&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle-1.jpg?resize=800%2C530&amp;ssl=1 800w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/p>\n<p>D&rsquo;apr\u00e8s les analyses, la for\u00eat daterait de 5.000 \u00e0 4.500 ans avant J-C. Malgr\u00e9 les rudes conditions climatiques de la r\u00e9gion, les arbres auraient r\u00e9sist\u00e9 au temps gr\u00e2ce \u00e0 la tourbe acide dans laquelle ils \u00e9taient enfouis et qui les privait d&rsquo;oxyg\u00e8ne. De pr\u00e9c\u00e9dentes fouilles sur le site avaient permis de d\u00e9couvrir plusieurs vestiges du M\u00e9solithique, comme des empreintes humaines et animales, des traces de pierres br\u00fbl\u00e9es, un silex taill\u00e9 ou un squelette d\u2019auroch. Selon Alun Hubbard, g\u00e9ographe et glaciologue \u00e0 l&rsquo;Universit\u00e9 d&rsquo;Aberystwyth, le d\u00e9sensablement progressif de la for\u00eat serait li\u00e9 en partie \u00e0 des travaux effectu\u00e9s sur le littoral. En 2012, une barri\u00e8re brise-lame a ainsi \u00e9t\u00e9 \u00e9rig\u00e9e \u00e0 Borth pour prot\u00e9ger la c\u00f4te des vagues, ce qui a frein\u00e9 l&rsquo;apport de sable et en galets.<\/p>\n<p>sources : <a href=\"https:\/\/fr.sputniknews.com\/insolite\/201905261041242520-tempete-fonds-marins-foret-prehistorique\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/fr.sputniknews.com<\/a> \/ <a href=\"https:\/\/www.futura-sciences.com\/planete\/actualites\/foret-foret-petrifiee-datant-4500-ans-refait-surface-apres-tempete-76243\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.futura-sciences.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"19212\">(1266)<\/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>Au cours d\u2019une \u00e9norme temp\u00eate qui a frapp\u00e9 le Pays de Galles, la mer s\u2019est recul\u00e9e beaucoup plus loin que&#8230;<\/p>\n","protected":false},"author":1,"featured_media":19213,"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":"Une temp\u00eate a mis \u00e0 jour les fonds marins gallois cachant une for\u00eat pr\u00e9historique @laterredufutur.com","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":[2438,7192,7190,7191],"class_list":["post-19212","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-archeologie","tag-archeologie","tag-foret-engloutie","tag-foret-fossile","tag-pays-de-galle","wpcat-33-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/foret-fossile-pays-de-galle.jpg?fit=960%2C640&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-4ZS","jetpack-related-posts":[{"id":20843,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-plongeurs-decouvrent-une-foret-engloutie-dans-le-sud-de-la-france\/","url_meta":{"origin":19212,"position":0},"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":2463,"url":"https:\/\/www.laterredufutur.com\/accueil\/doggerland-un-pays-englouti-decouvert-sous-la-mer-du-nord\/","url_meta":{"origin":19212,"position":1},"title":"Doggerland : un pays englouti d\u00e9couvert sous la mer du Nord","author":"Admin","date":"15 f\u00e9vrier 2015","format":false,"excerpt":"Pour faire suite \u00e0 l'article \"Une for\u00eat engloutie sous la mer\", voici un nouvel article sur le Doggerland. Entre la France, la Grande-Bretagne et l\u2019Allemagne un pays fertile s\u2019\u00e9tendait encore il y a 10 000 ans. Pour les arch\u00e9ologues, il s'agit-l\u00e0 d'un d\u00e9couverte \u00e9tonnante qui apporte des renseignements in\u00e9dits sur\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\/wordpress\/wp-content\/uploads\/2015\/02\/laterredufutur.com_photos_doggerland-8000ans-0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2451,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-foret-engloutie-sous-la-manche\/","url_meta":{"origin":19212,"position":2},"title":"Une for\u00eat engloutie sous la Manche","author":"Admin","date":"8 f\u00e9vrier 2015","format":false,"excerpt":"Une for\u00eat engloutie sous les eaux d\u00e9couverte par hasard dans la Manche.\u00a0Une for\u00eat engloutie sous les eaux. Dawn Watson a fait une d\u00e9couverte fascinante lors d\u2019une plong\u00e9e sous la Manche. L\u2019oc\u00e9anographe a trouv\u00e9 par hasard une for\u00eat immerg\u00e9e. Celle-ci aurait \u00e9t\u00e9 engloutie lors de la derni\u00e8re fonte des glaces il\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\/wordpress\/wp-content\/uploads\/2015\/02\/laterredufutur.com_photos_foret-manche-niveai-mer-europe-du-nord-10000-ans-0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":20345,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-artefacts-dune-civilisation-disparue-decouverts-en-mer-du-nord\/","url_meta":{"origin":19212,"position":3},"title":"Des artefacts d&rsquo;une civilisation disparue d\u00e9couverts en Mer du Nord","author":"Admin","date":"28 janvier 2020","format":false,"excerpt":"Le Dr Martin Bates, g\u00e9oarch\u00e9ologue \u00e0 l'Universit\u00e9 du Pays de Galles Trinity Saint David, a travaill\u00e9 avec une \u00e9quipe de chercheurs sur une exp\u00e9dition de 11 jours en mer du Nord en mai 2019. L'exp\u00e9dition de scientifiques europ\u00e9ens de Belgique et de Grande-Bretagne - y compris le Dr Martin Bates\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\/doggerland.jpg?fit=1000%2C1021&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/doggerland.jpg?fit=1000%2C1021&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/doggerland.jpg?fit=1000%2C1021&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/12\/doggerland.jpg?fit=1000%2C1021&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":17709,"url":"https:\/\/www.laterredufutur.com\/accueil\/doggerland-la-terre-perdue-de-leurope\/","url_meta":{"origin":19212,"position":4},"title":"Doggerland &#8211; La terre perdue de l&rsquo;Europe","author":"Admin","date":"11 janvier 2019","format":false,"excerpt":"Doggerland est une masse terrestre submerg\u00e9e sous l'actuelle mer du Nord, qui reliait autrefois la Grande-Bretagne \u00e0 l'Europe continentale. Nomm\u00e9 d'apr\u00e8s la Dogger Bank, qui tire son nom des bateaux de p\u00eache hollandais du 17\u00e8me si\u00e8cle appel\u00e9s doggers. L\u2019existence du Doggerland a \u00e9t\u00e9 sugg\u00e9r\u00e9e pour la premi\u00e8re fois dans un\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\/01\/foret-sous-marine-mer-nord.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/foret-sous-marine-mer-nord.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/foret-sous-marine-mer-nord.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/01\/foret-sous-marine-mer-nord.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":27805,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-doggerland-territoire-de-la-mer-du-nord-englouti-grouillait-de-vie\/","url_meta":{"origin":19212,"position":5},"title":"Le Doggerland, territoire de la mer du nord englouti, grouillait de vie","author":"Admin","date":"23 mars 2026","format":false,"excerpt":"\u00ab Nous avons trouv\u00e9 des preuves de la pr\u00e9sence de sangliers, de cerfs, d'ours et d'aurochs \u00bb : l'ADN ancien r\u00e9v\u00e8le que le royaume englouti de Doggerland abritait des for\u00eats habitables durant la derni\u00e8re p\u00e9riode glaciaire. Une nouvelle \u00e9tude sugg\u00e8re qu'une masse terrestre qui reliait autrefois la Grande-Bretagne \u00e0 l'Europe\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\/2025\/08\/la-vie-au-doggerland-2.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\/2025\/08\/la-vie-au-doggerland-2.jpg?fit=1200%2C800&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/la-vie-au-doggerland-2.jpg?fit=1200%2C800&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/la-vie-au-doggerland-2.jpg?fit=1200%2C800&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/08\/la-vie-au-doggerland-2.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\/19212","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=19212"}],"version-history":[{"count":2,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/19212\/revisions"}],"predecessor-version":[{"id":19216,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/19212\/revisions\/19216"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/19213"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=19212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=19212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=19212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}