{"id":27990,"date":"2026-04-20T12:00:41","date_gmt":"2026-04-20T10:00:41","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=27990"},"modified":"2026-04-16T17:43:13","modified_gmt":"2026-04-16T15:43:13","slug":"une-region-paisible-ditalie-cache-un-vaste-reservoir-de-magma","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/une-region-paisible-ditalie-cache-un-vaste-reservoir-de-magma\/","title":{"rendered":"Une r\u00e9gion paisible d&rsquo;Italie cache un vaste r\u00e9servoir de magma"},"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 scientifiques ont d\u00e9couvert un vaste r\u00e9servoir de magma bouillonnant sous le sol toscan, qui pourrait ne pas encore avoir fait \u00e9ruption.<\/p>\n<p>En l&rsquo;absence de volcan \u00e9vident pour signaler l&#8217;emplacement, l&rsquo;immensit\u00e9 du syst\u00e8me et sa chaleur extr\u00eame \u00e9taient rest\u00e9es incomprises jusqu&rsquo;\u00e0 pr\u00e9sent.<\/p>\n<p>La r\u00e9gion de Toscane n&rsquo;abrite qu&rsquo;une activit\u00e9 volcanique \u00e9parse, et pourtant, \u00e0 une profondeur de 8 \u00e0 15 kilom\u00e8tres (5 \u00e0 9 miles), les scientifiques estiment que plus de 5 000 km3 de magma et de fusion partielle bouillonnent et se d\u00e9forment.<\/p>\n<p>Cela repr\u00e9sente un volume de fluides supercritiques comparable \u00e0 celui des chambres magmatiques sup\u00e9rieures du c\u00e9l\u00e8bre supervolcan de Yellowstone . Mais contrairement \u00e0 l&rsquo;Am\u00e9rique du Nord, la c\u00f4te ouest de l&rsquo;Italie ne pr\u00e9sente ni panaches de soufre ni sources prismatiques pour trahir la pr\u00e9sence de cette b\u00eate endormie.<\/p>\n<p>Cette d\u00e9couverte a \u00e9t\u00e9 faite par une \u00e9quipe internationale de g\u00e9oscientifiques et de volcanologues, dirig\u00e9e par des chercheurs de l&rsquo;Universit\u00e9 de Gen\u00e8ve (UNIGE) en Suisse, ainsi que de l&rsquo;Institut italien des g\u00e9osciences et des ressources terrestres et de l&rsquo;Institut national italien de g\u00e9ophysique et de volcanologie.<\/p>\n<figure id=\"attachment_27991\" aria-describedby=\"caption-attachment-27991\" style=\"width: 642px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27991\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-region-paisible-ditalie-cache-un-vaste-reservoir-de-magma\/tuscane-magma\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?fit=642%2C230&amp;ssl=1\" data-orig-size=\"642,230\" data-comments-opened=\"0\" 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=\"Tuscane Magma\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Mod\u00e8le conceptuel de la province magmatique toscane. (Lupi et al., Communications Earth &amp;#038; Environment , 2026)&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?fit=642%2C230&amp;ssl=1\" class=\"wp-image-27991 size-full\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?resize=642%2C230&#038;ssl=1\" alt=\"\" width=\"642\" height=\"230\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?w=642&amp;ssl=1 642w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?resize=300%2C107&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?resize=80%2C29&amp;ssl=1 80w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Tuscane-Magma.webp?resize=480%2C172&amp;ssl=1 480w\" sizes=\"auto, (max-width: 642px) 100vw, 642px\" \/><figcaption id=\"caption-attachment-27991\" class=\"wp-caption-text\">Mod\u00e8le conceptuel de la province magmatique toscane. (Lupi et al., Communications Earth &amp; Environment , 2026)<\/figcaption><\/figure>\n<p>\u00ab Nous savions que cette r\u00e9gion, qui s&rsquo;\u00e9tend du nord au sud \u00e0 travers la Toscane, est g\u00e9othermiquement active, mais nous ne nous \u00e9tions pas rendu compte qu&rsquo;elle contenait un volume de magma aussi important, comparable \u00e0 celui de syst\u00e8mes supervolcaniques comme Yellowstone \u00bb, explique Matteo Lupi, auteur principal et g\u00e9oscientifique de l&rsquo;UNIGE.<\/p>\n<p>La taille du r\u00e9servoir magmatique sous la Toscane a \u00e9t\u00e9 mesur\u00e9e gr\u00e2ce \u00e0 un r\u00e9seau de sismom\u00e8tres, capables de sonder le sous-sol un peu comme une radiographie de la Terre. \u00c0 partir des donn\u00e9es recueillies, Lupi et ses coll\u00e8gues ont mod\u00e9lis\u00e9 les 15 premiers kilom\u00e8tres de cro\u00fbte continentale en Toscane.<\/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>\u00ab Ces r\u00e9sultats sont importants tant pour la recherche fondamentale que pour les applications pratiques, comme la localisation de r\u00e9servoirs ou de gisements g\u00e9othermiques riches en lithium et en terres rares , utilis\u00e9s par exemple dans les batteries de v\u00e9hicules \u00e9lectriques \u00bb, explique Lupi.<\/p>\n<p>\u00ab Outre leur grand int\u00e9r\u00eat scientifique, ces \u00e9tudes montrent que la tomographie, en explorant le sous-sol rapidement et \u00e0 faible co\u00fbt, peut \u00eatre un outil utile pour la transition \u00e9nerg\u00e9tique. \u00bb<\/p>\n<p>L&rsquo;interpr\u00e9tation des donn\u00e9es par l&rsquo;\u00e9quipe est que la cro\u00fbte moyenne de la r\u00e9gion toscane abrite un important r\u00e9servoir magmatique.<\/p>\n<p>L&rsquo;ampleur m\u00eame du r\u00e9seau, \u00e9crivent les auteurs , est comparable \u00e0 celle de \u00ab certains des plus grands syst\u00e8mes \u00e9ruptifs du monde, tels que Taup\u014d , Long Valley et Yellowstone. Tous ces syst\u00e8mes volcaniques ont connu des super-\u00e9ruptions. \u00bb<\/p>\n<figure id=\"attachment_27993\" aria-describedby=\"caption-attachment-27993\" style=\"width: 1197px\" class=\"wp-caption aligncenter\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"27993\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-region-paisible-ditalie-cache-un-vaste-reservoir-de-magma\/toscane-chambre-magmatique\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?fit=1197%2C1314&amp;ssl=1\" data-orig-size=\"1197,1314\" data-comments-opened=\"0\" 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=\"Toscane chambre magmatique\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Illustration de la Toscane et de sa chambre magmatique&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?fit=729%2C800&amp;ssl=1\" class=\"wp-image-27993 size-full\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=1197%2C1314&#038;ssl=1\" alt=\"\" width=\"1197\" height=\"1314\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?w=1197&amp;ssl=1 1197w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=273%2C300&amp;ssl=1 273w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=729%2C800&amp;ssl=1 729w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=55%2C60&amp;ssl=1 55w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=768%2C843&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=928%2C1019&amp;ssl=1 928w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane-chambre-magmatique.jpg?resize=480%2C527&amp;ssl=1 480w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption id=\"caption-attachment-27993\" class=\"wp-caption-text\">Illustration de la Toscane et de sa chambre magmatique<\/figcaption><\/figure>\n<p>En Toscane, cependant, aucune \u00e9ruption n&rsquo;est reconnue comme \u00e9tant associ\u00e9e \u00e0 ce syst\u00e8me g\u00e9othermique.<\/p>\n<p>N&rsquo;ayant nulle part o\u00f9 aller, les scientifiques pr\u00e9voient que dans le sous-sol peu profond, les fluides supercritiques pourraient d\u00e9passer des temp\u00e9ratures de 500 \u00b0C.<\/p>\n<p>\u00ab La raison pour laquelle cette importante quantit\u00e9 de fonte n\u2019a jamais donn\u00e9 lieu \u00e0 des \u00e9ruptions est \u00e9nigmatique et sujette \u00e0 d\u00e9bat \u00bb, concluent les auteurs .<\/p>\n<p>\u00ab Ces fusions partielles peuvent aider \u00e0 comprendre les processus \u00e9volutifs \u00e0 long terme qui se d\u00e9roulent dans les syst\u00e8mes volcaniques qui ont connu des super-\u00e9ruptions et dans les syst\u00e8mes \u00e0 haute enthalpie \u00e0 l&rsquo;\u00e9chelle r\u00e9gionale qui n&rsquo;ont pas (encore ?) connu d&rsquo;\u00e9ruption. \u00bb<\/p>\n<p>L&rsquo;\u00e9tude a \u00e9t\u00e9 publi\u00e9e dans <a href=\"https:\/\/doi.org\/10.1038\/s43247-026-03334-0\" target=\"_blank\" rel=\"noopener\">Communications Earth &amp; Environment.<\/a><\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\" target=\"_blank\" rel=\"noopener\">Terra Projects<\/a><\/p>\n<p>Source : <a href=\"https:\/\/www.sciencealert.com\/a-quiet-region-of-italy-is-hiding-a-vast-reservoir-of-magma\" target=\"_blank\" rel=\"noopener\">https:\/\/www.sciencealert.com<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"27990\">(32)<\/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 scientifiques ont d\u00e9couvert un vaste r\u00e9servoir de magma bouillonnant sous le sol toscan, qui pourrait ne pas encore avoir&#8230;<\/p>\n","protected":false},"author":1,"featured_media":27992,"comment_status":"closed","ping_status":"closed","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":[19],"tags":[950,344,8328],"class_list":["post-27990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seismes-et-volcans","tag-chambre-magmatique","tag-italie","tag-toscane","wpcat-19-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2026\/04\/Toscane.jpg?fit=1536%2C1024&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-7hs","jetpack-related-posts":[{"id":14642,"url":"https:\/\/www.laterredufutur.com\/accueil\/du-magma-encore-chaud-sous-les-volcans-dauvergne-2\/","url_meta":{"origin":27990,"position":0},"title":"Du magma encore chaud sous les volcans d&rsquo;Auvergne","author":"Admin","date":"15 f\u00e9vrier 2017","format":false,"excerpt":"Ca chauffe toujours sous les volcans endormis de la Cha\u00eene des Puys: des chercheurs fran\u00e7ais ont d\u00e9couvert un gigantesque r\u00e9servoir de magma encore liquide, \u00e0 quelques kilom\u00e8tres de profondeur. Pas de quoi toutefois faire craindre un r\u00e9veil imminent des g\u00e9ants d'Auvergne. Des chercheurs fran\u00e7ais ont d\u00e9couvert qu'un gigantesque r\u00e9servoir de\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\/2017\/01\/volcan-auvergne.jpg?fit=608%2C325&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/01\/volcan-auvergne.jpg?fit=608%2C325&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2017\/01\/volcan-auvergne.jpg?fit=608%2C325&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":27990,"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":6121,"url":"https:\/\/www.laterredufutur.com\/accueil\/confirmation-dune-chambre-magmatique-monumentale-sous-le-yellowstone\/","url_meta":{"origin":27990,"position":2},"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":12646,"url":"https:\/\/www.laterredufutur.com\/accueil\/du-magma-encore-chaud-sous-les-volcans-dauvergne\/","url_meta":{"origin":27990,"position":3},"title":"Du magma encore chaud sous les volcans d&rsquo;Auvergne","author":"Admin","date":"30 juin 2016","format":false,"excerpt":"Ca chauffe toujours sous les volcans endormis de la Cha\u00eene des Puys: des chercheurs fran\u00e7ais ont d\u00e9couvert un gigantesque r\u00e9servoir de magma encore liquide, \u00e0 quelques kilom\u00e8tres de profondeur. Pas de quoi toutefois faire craindre un r\u00e9veil imminent des g\u00e9ants d'Auvergne. Des chercheurs fran\u00e7ais ont d\u00e9couvert qu'un gigantesque r\u00e9servoir de\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\/2016\/06\/Volcans-dAuvergne.png?fit=706%2C366&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/06\/Volcans-dAuvergne.png?fit=706%2C366&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/06\/Volcans-dAuvergne.png?fit=706%2C366&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/06\/Volcans-dAuvergne.png?fit=706%2C366&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27953,"url":"https:\/\/www.laterredufutur.com\/accueil\/lun-des-volcans-les-plus-explosifs-de-la-terre-se-remplit-tranquillement-de-magma\/","url_meta":{"origin":27990,"position":4},"title":"L&rsquo;un des volcans les plus explosifs de la Terre se remplit tranquillement de magma","author":"Admin","date":"12 avril 2026","format":false,"excerpt":"Il y a environ 7 300 ans, un volcan au large de l'\u00eele japonaise de Kyushu a d\u00e9clench\u00e9 ce qui reste la plus grande \u00e9ruption connue de l'Holoc\u00e8ne, notre \u00e9poque g\u00e9ologique actuelle. 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