{"id":1193,"date":"2016-03-25T11:06:21","date_gmt":"2016-03-25T11:06:21","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/?p=1193"},"modified":"2016-03-29T12:00:50","modified_gmt":"2016-03-29T12:00:50","slug":"volcans-montagne-suite","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/","title":{"rendered":"&#8220;Volcans&#8221; dans La Montagne (suite)"},"content":{"rendered":"<p>Dans un article, paru dans le quotidien \u00ab\u00a0La Montagne \u00bb le 22 mars, Anne Bourges me demande quelles similitudes je vois entre les volcans d&#8217;Auvergne endormis et certains volcans actifs du globe ?<\/p>\n<p>Si je vous dis : puy de D\u00f4me, le plus embl\u00e9matique et le plus haut volcan de la cha\u00eene des Puys ?<\/p>\n<p>C\u2019\u00e9tait sans doute un volcan effrayant !<\/p>\n<p>Le puy de D\u00f4me constitue le point culminant de la cha\u00eene des Puys, avec 1 465 m\u00e8tres. C&#8217;est un volcan explosif qui a lib\u00e9r\u00e9 des cendres en abondance, il y a environ 10 000 ans. Des cendres de la cha\u00eene des Puys, emport\u00e9es par les vents, ont \u00e9t\u00e9 retrouv\u00e9es dans les lacs suisses !<\/p>\n<p>Il a \u00e9galement \u00e9mis de redoutables nu\u00e9es ardentes, des nuages br\u00fblants qui d\u00e9valent les flancs du volcan \u00e0 plus de 100 km\/h et peuvent parfois remonter \u00e0 contre-pente.<\/p>\n<p>Il a produit un magma acide, visqueux (la roche qui le constitue, blanche, est un trachyte, appel\u00e9 localement \u00ab\u00a0d\u00f4mite \u00bb).<\/p>\n<p>Je compare volontiers ce volcan au Sinabung \u00e0 Sumatra en Indon\u00e9sie que j&#8217;ai visit\u00e9 en juillet dernier avec 80 jours voyages (guide : Sylvain Chermette, conseiller scientifique et p\u00e9dagogique : J.M. Bardintzeff).<\/p>\n<p>Ce volcan est en crise majeure depuis plus de deux ans. Il produit en moyenne une nu\u00e9e ardente par jour, qui parcourt plusieurs kilom\u00e8tres. \u00ab\u00a0Une sorte de langue de cendre sort de ses flancs et se d\u00e9veloppe comme une b\u00eate qui veut tout d\u00e9vorer ! \u00bb<\/p>\n<p>Plusieurs villages ont \u00e9t\u00e9 d\u00e9truits. Jusqu&#8217;\u00e0 30 000 personnes ont du \u00eatre \u00e9vacu\u00e9es en fonction de l&#8217;activit\u00e9 volcanique.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1195\" src=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135-450x338.jpg\" alt=\"Bardintzeff.Sinabung.SDC10135\" width=\"451\" height=\"339\" srcset=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135-450x338.jpg 450w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135-768x576.jpg 768w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135-1024x768.jpg 1024w, https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135.jpg 1417w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/>AMBIANCE. Le volcanologue Jacques-Marie Bardintzeff devant le Sinabung, dont la nature et la dangerosit\u00e9 \u00e9voquent l\u2019ambiance que fit sans doute r\u00e9gner le puy de D\u00f4me (\u00a9 J.M. Bardintzeff).<\/p>\n<p><!--more--><\/p>\n<p>Pour en savoir plus : je fais une conf\u00e9rence sur ce sujet le 1er avril, 20 heures, au Centre Permanent d\u2019Initiatives pour l\u2019Environnement (CPIE) Clermont-D\u00f4mes \u00e0 Theix, 63122 Saint-Gen\u00e8s-Champanelle.<\/p>\n<p>(\u00e0 suivre)<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Dans un article, paru dans le quotidien \u00ab\u00a0La Montagne \u00bb le 22 mars, Anne Bourges me demande quelles similitudes je vois entre les volcans d&#8217;Auvergne endormis et certains volcans actifs du globe ? Si je vous dis : puy de D\u00f4me, le plus embl\u00e9matique et le plus haut volcan de la cha\u00eene des Puys ? &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">&#8220;Volcans&#8221; dans La Montagne (suite)<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[6],"tags":[52,21,410,402,224,412,127,3,13],"class_list":["post-1193","post","type-post","status-publish","format-standard","hentry","category-actualites","tag-auvergne","tag-bardintzeff","tag-bourges","tag-cpie-clermont-domes","tag-la-montagne","tag-puy-de-dome","tag-sinabung","tag-volcan","tag-volcanologue"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>&quot;Volcans&quot; dans La Montagne (suite), par Jacques-Marie Bardintzeff<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"&quot;Volcans&quot; dans La Montagne (suite), par Jacques-Marie Bardintzeff\" \/>\n<meta property=\"og:description\" content=\"Dans un article, paru dans le quotidien \u00ab\u00a0La Montagne \u00bb le 22 mars, Anne Bourges me demande quelles similitudes je vois entre les volcans d&#8217;Auvergne endormis et certains volcans actifs du globe ? Si je vous dis : puy de D\u00f4me, le plus embl\u00e9matique et le plus haut volcan de la cha\u00eene des Puys ? &hellip; Continuer la lecture de &#8220;Volcans&#8221; dans La Montagne (suite) &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/\" \/>\n<meta property=\"og:site_name\" content=\"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue\" \/>\n<meta property=\"article:published_time\" content=\"2016-03-25T11:06:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-03-29T12:00:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1417\" \/>\n\t<meta property=\"og:image:height\" content=\"1063\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"jmbardintzeff\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"jmbardintzeff\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/\",\"name\":\"\\\"Volcans\\\" dans La Montagne (suite), par Jacques-Marie Bardintzeff\",\"isPartOf\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135-450x338.jpg\",\"datePublished\":\"2016-03-25T11:06:21+00:00\",\"dateModified\":\"2016-03-29T12:00:50+00:00\",\"author\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#\/schema\/person\/974e1e0324e3e06f08253784e8eca61e\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2016\/03\/25\/volcans-montagne-suite\/#primaryimage\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135.jpg\",\"contentUrl\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2016\/03\/Bardintzeff.Sinabung.SDC10135.jpg\",\"width\":1417,\"height\":1063},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/\",\"name\":\"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue\",\"description\":\"Les volcans ? 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