{"id":16604,"date":"2018-05-16T20:00:29","date_gmt":"2018-05-16T18:00:29","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=16604"},"modified":"2018-05-15T10:48:02","modified_gmt":"2018-05-15T08:48:02","slug":"eruption-volcanique-a-hawai-les-gaz-toxiques-plus-a-craindre-encore-que-les-risques-dexplosion","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/eruption-volcanique-a-hawai-les-gaz-toxiques-plus-a-craindre-encore-que-les-risques-dexplosion\/","title":{"rendered":"\u00c9ruption volcanique \u00e0 Hawa\u00ef: Les gaz toxiques plus \u00e0 craindre encore que les risques d\u2019explosion?"},"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>La menace num\u00e9ro 1 du volcan Kilauea \u00e0 Hawa\u00ef est bien l\u2019\u00e9manation de gaz toxiques selon les scientifiques\u2026 Le Kilauea, l\u2019un des cinq volcans de l\u2019\u00eele d\u2019Hawa\u00ef et l\u2019un des plus actifs au monde, est entr\u00e9 en \u00e9ruption depuis le 4 mai 2018 Dix-sept fissures ont \u00e9t\u00e9 r\u00e9pertori\u00e9es sur le flanc est du volcan \u00e0 40 kilom\u00e8tres du sommet dans une zone o\u00f9 il y a des habitations. La plupart se sont d\u00e9j\u00e0 \u00e9teintes mais d\u2019autres continuent de d\u00e9verser laves et gaz toxiques.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/0iSXaQ6btvI?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>Surtout, les autorit\u00e9s locales mettent en garde contre les risques d\u2019explosion au sommet des prochains jours. Mais la principale menace \u00e0 ce jour, pour les habitants, est bien les \u00e9manations de gaz toxiques.<\/p>\n<p>D\u00e9cid\u00e9ment, le Kilauea n\u2019en finit plus de faire des siennes. Le volcan, l\u2019un des cinq de l\u2019 \u00eele d\u2019Hawa\u00ef, la plus grande de l\u2019archipel, est entr\u00e9e en \u00e9ruption jeudi 3 mai 2018 et r\u00e9pand depuis des coul\u00e9es de lave et des gaz toxiques via des fissures qui se multiplient sur ses flancs.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"16607\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/eruption-volcanique-a-hawai-les-gaz-toxiques-plus-a-craindre-encore-que-les-risques-dexplosion\/kilauea-volcano-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?fit=960%2C503&amp;ssl=1\" data-orig-size=\"960,503\" 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=\"K\u012blauea Volcano\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?fit=800%2C419&amp;ssl=1\" class=\"alignnone size-full wp-image-16607\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?resize=960%2C503\" alt=\"\" width=\"960\" height=\"503\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?resize=300%2C157&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?resize=768%2C402&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?resize=800%2C419&amp;ssl=1 800w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/p>\n<p>Et le pire est peut-\u00eatre \u00e0 venir, les scientifiques mettant en garde contre des risques d\u2019explosions dans les prochains jours.<\/p>\n<p>Peut-on parler d\u2019un r\u00e9veil du Kilauea ?<br \/>\nNon, \u00ab r\u00e9veil \u00bb ne peut \u00eatre un terme appropri\u00e9 quand on \u00e9voque l\u2019un des volcans les plus actifs au monde. Avant ce jeudi 3 mai, deux \u00e9ruptions \u00e9taient d\u00e9j\u00e0 en cours sur le Kilauea et depuis de longue date, explique \u00e0 20 minutes, Aline Peltier, directrice de l\u2019 Observatoire volcanologique du Piton de la Fournaise sur l\u2019 \u00eele de la R\u00e9union et sp\u00e9cialiste des volcans dit de point chaud, comme l\u2019est le Kilauea. \u00ab L\u2019une a d\u00e9marr\u00e9 en 1983 sur le flanc oriental du volcan et a donn\u00e9 naissance au c\u00f4ne volcanique Puu Oo, d\u00e9taille-t-elle. Depuis cette date, cette \u00e9ruption d\u00e9versait fr\u00e9quemment des laves en plus ou moins grande quantit\u00e9 suivant les ann\u00e9es. En parall\u00e8le, une deuxi\u00e8me \u00e9ruption est survenue en 2008, cette fois-ci au niveau du crat\u00e8re au sommet du volcan, soit une quinzaine de kilom\u00e8tres au-dessus du Puu Oo. Cette nouvelle \u00e9ruption a form\u00e9 un lac de lave devenu permanent. Ce lac a d\u00e9bord\u00e9 \u00e0 plusieurs reprises, mais toujours \u00e0 l\u2019int\u00e9rieur de la caldeira, une vaste zone de d\u00e9pression inhabit\u00e9e car identifi\u00e9e comme \u00e0 risque.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/NcYXAhL5rmw?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>Le jeudi 3 mai, de nouvelles fissures se sont ouvertes, toujours sur le flanc est du volcan, mais cette fois-ci tr\u00e8s en aval dans une zone o\u00f9 il y a des habitations. \u00ab Elles sont situ\u00e9es \u00e0 une quarantaine de kilom\u00e8tres du crat\u00e8re sommital et tr\u00e8s en dessous \u00e9galement du Puu Oo, pr\u00e9cise Aline Peltier. Des petites fissures s\u2019\u00e9taient d\u00e9j\u00e0 form\u00e9es ces derni\u00e8res ann\u00e9es sur le Kilauea mais elles restaient proches soit du crat\u00e8re sommital soit du Puu Oo, si bien qu\u2019elles \u00e9taient consid\u00e9r\u00e9es comme des activit\u00e9s volcaniques secondaires r\u00e9sultantes des \u00e9ruptions de 1983 et 2008. Cette fois-ci, on peut parler de troisi\u00e8me \u00e9ruption. \u00bb<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/MJeT-U4RtIU?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>Le lac de lave au sommet se vide-t-il dans les nouvelles fissures apparues ces derniers jours ?<br \/>\nLe parall\u00e8le est tentant. Le 8 mai dernier, l\u2019Observatoire hawa\u00efen des volcans, rattach\u00e9 \u00e0 l\u2019Agence am\u00e9ricaine de g\u00e9ologie et de sismologie (USGS), notait que la surface du lac de lave [au sommet] a baiss\u00e9 de 128 m\u00e8tres en quelques jours par rapport au sommet du crat\u00e8re. En parall\u00e8le, depuis le 3 mai, dix-sept fissures sont apparues sur le flanc est du volcan, parfois sur pr\u00e8s d\u2019un kilom\u00e8tre. Certaines de ces fissures se sont depuis \u00e9teintes, mais de la lave continue \u00e0 jaillir d\u2019autres.<\/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=\"16606\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/eruption-volcanique-a-hawai-les-gaz-toxiques-plus-a-craindre-encore-que-les-risques-dexplosion\/kilauea-volcano\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?fit=1200%2C927&amp;ssl=1\" data-orig-size=\"1200,927\" 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=\"kilauea-volcano\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?fit=800%2C618&amp;ssl=1\" class=\"alignnone size-full wp-image-16606\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?resize=1200%2C927\" alt=\"\" width=\"1200\" height=\"927\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?resize=300%2C232&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?resize=768%2C593&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?resize=800%2C618&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/kilauea-volcano.jpg?resize=70%2C53&amp;ssl=1 70w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>Aline Peltier, elle, n\u2019h\u00e9site pas \u00e0 faire le lien. \u00ab D\u00e8s le 30 avril, l\u2019USGS avait relev\u00e9 une activit\u00e9 sismique importante au niveau du crat\u00e8re sommital et au niveau du Puu Oo ainsi qu\u2019une vidange du magma pr\u00e9sent dans les deux lacs, raconte-t-elle. Tout porte \u00e0 penser qu\u2019une nouvelle fracture s\u2019est ouverte en profondeur et que le magma a pu s\u2019y engouffrer sur plusieurs dizaines de kilom\u00e8tres vers la partie est du volcan et parfois donc remonter \u00e0 la surface. \u00bb<\/p>\n<p>La volcanologue invite d\u2019ailleurs \u00e0 regarder la position g\u00e9ographique des dix-sept fissures aujourd\u2019hui relev\u00e9es par l\u2019USGS. Elles se succ\u00e8dent les unes apr\u00e8s les autres le long d\u2019une ligne droite toujours plus basse et toujours plus proche de l\u2019oc\u00e9an.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/X9S17u5gO2o?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n<p>Faut-il s\u2019attendre \u00e0 des fortes explosions dans les prochains jours ?<br \/>\nC\u2019est l\u2019une des craintes majeures formul\u00e9es par l\u2019USGS et relay\u00e9e par les m\u00e9dias am\u00e9ricains. Certains \u00e9voquent de possibles explosions accompagn\u00e9es de jets de projectiles de la taille d\u2019un r\u00e9frig\u00e9rateur. \u00ab Le risque existe, indique Aline Peltier. Mais pas au niveau des fissures, mais au sommet du volcan. \u00bb On parle d\u2019explosions phr\u00e9atiques. Elles sont la cons\u00e9quence de la vidange du lac de lave. D\u2019une part, la paroi du crat\u00e8re peut se retrouver fragilis\u00e9e si bien que des blocs de roche peuvent s\u2019en d\u00e9tacher et tomber dans le lac de lave en contrebas. \u00ab Or ces blocs de roche sont froids et riches en eau, rappelle Beno\u00eet Villemant, professeur de g\u00e9ochimie \u00e0 l\u2019Universit\u00e9 Pierre et Marie Curie. Quand de l\u2019eau entre en contact avec un liquide \u00e0 1.100 voire 1.200\u00b0 comme de la lave, cette vaporisation brutale peut engendrer des explosions. \u00bb \u00ab Cette activit\u00e9 magmatique intense multiplie aussi les possibilit\u00e9s de rencontre entre la lave du crat\u00e8re et les nappes phr\u00e9atiques alentours, ce qui est \u00e9galement une source d\u2019explosion \u00bb, ajoute Aline Peltier.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"16605\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/eruption-volcanique-a-hawai-les-gaz-toxiques-plus-a-craindre-encore-que-les-risques-dexplosion\/volcan-hawai\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?fit=900%2C692&amp;ssl=1\" data-orig-size=\"900,692\" 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=\"volcan-hawai\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?fit=800%2C615&amp;ssl=1\" class=\"alignnone size-full wp-image-16605\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?resize=900%2C692\" alt=\"\" width=\"900\" height=\"692\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?w=900&amp;ssl=1 900w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?resize=300%2C231&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?resize=768%2C591&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?resize=800%2C615&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/volcan-hawai.jpg?resize=70%2C53&amp;ssl=1 70w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<p>Si ces ph\u00e9nom\u00e8nes sont possibles dans les prochains jours au sommet du Kilauea, \u00ab ils ne sont cependant pas aptes \u00e0 engendrer des explosions de tr\u00e8s grande ampleur, reprend Beno\u00eet Villemant. Globalement, les explosions catastrophiques de ce type sont tr\u00e8s rares concernant les volcans de point chaud comme le Kilauea ou le Piton de la fournaise. \u00bb<\/p>\n<p>Qu\u2019est-ce que les Hawa\u00efens ont le plus \u00e0 craindre avec cette nouvelle \u00e9ruption du Kilauea ?<br \/>\nSans doute pas d\u2019une explosion, d\u2019autant plus que si elle survient, ce sera au sommet, loin donc de toute habitation. Ni vraiment des coul\u00e9es de lave. Certes, les fissures donnent lieu \u00e0 des images spectaculaires et les coul\u00e9es de lave font des d\u00e9g\u00e2ts. Depuis le d\u00e9but de l\u2019\u00e9ruption, le 3 mai, elles ont d\u00e9truit 36 sites dont plus de 20 maisons et pouss\u00e9es \u00e0 l\u2019\u00e9vacuation de 2.000 personnes. \u00ab Mais ces fissures rel\u00e2chent finalement assez peu de lave et celle-ci s\u2019\u00e9coule relativement lentement, laissant le temps \u00e0 la population de s\u2019\u00e9chapper \u00e0 temps. \u00bb<\/p>\n<p>En revanche, des \u00e9manations de gaz toxiques, du dioxyde de soufre en particulier, s\u2019\u00e9chappent de ces fissures. \u00ab C\u2019est bien le danger num\u00e9ro 1 pour la population vivant aux alentours du volcan \u00bb, rel\u00e8ve Aline Peltier. La course aux masques \u00e0 gaz a d\u00e9j\u00e0 commenc\u00e9 sur l\u2019\u00eele d\u2019Hawa\u00ef, relatait ce lundi CNN. Probl\u00e8me : \u00ab Aucun des masques vendus en magasin ne vous prot\u00e9gera des gaz toxiques que rejette l\u2019\u00e9ruption volcanique actuelle du Kilauea \u00bb, ont pr\u00e9venu les autorit\u00e9s locales.<\/p>\n<p>Pour ne rien arranger, \u00ab si l\u2019\u00e9ruption \u00e9tait relativement pr\u00e9visible, avec la baisse subite du niveau du lac de lave au sommet du volcan, en revanche, il est bien plus difficile de d\u00e9terminer la fin de cette \u00e9ruption, indique Aline Peltier. Cela pourrait prendre plusieurs mois \u00bb.<\/p>\n<p>source : <a href=\"https:\/\/www.20minutes.fr\/planete\/2270967-20180515-eruption-volcanique-hawai-gaz-toxiques-plus-craindre-encore-risques-explosion\" target=\"_blank\" rel=\"noopener\">https:\/\/www.20minutes.fr\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"16604\">(730)<\/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>La menace num\u00e9ro 1 du volcan Kilauea \u00e0 Hawa\u00ef est bien l\u2019\u00e9manation de gaz toxiques selon les scientifiques\u2026 Le Kilauea,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":16608,"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_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":"\u00c9ruption volcanique \u00e0 Hawa\u00ef: Les gaz toxiques plus \u00e0 craindre encore que les risques d\u2019explosion? @laterredufutur","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},"jetpack_post_was_ever_published":false},"categories":[19],"tags":[40,376,374,4969,929,6690,6692,112,684,6691],"class_list":["post-16604","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seismes-et-volcans","tag-catastrophe","tag-cendre","tag-eruption","tag-fissures","tag-hawai","tag-kilauea-volcano","tag-lac-de-lave","tag-lave","tag-video","tag-volvan","wpcat-19-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/hawaiian-volcano-kilauea.jpg?fit=900%2C602&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-4jO","jetpack-related-posts":[{"id":16647,"url":"https:\/\/www.laterredufutur.com\/accueil\/images-satellites-avant-apres-de-leruption-volcanique-de-kilauea-a-hawai\/","url_meta":{"origin":16604,"position":0},"title":"Images satellites avant-apr\u00e8s de l&rsquo;\u00e9ruption volcanique de Kilauea \u00e0 Hawa\u00ef","author":"Admin","date":"22 mai 2018","format":false,"excerpt":"Depuis le d\u00e9but du mois de mai 2018, des fissures \u00e9ruptives du volcan Kilauea \u00e0 Hawaii r\u00e9pandent de la lave \u00e0 travers des parties de Leilani Estates pr\u00e8s de Pahoa. La lave a d\u00e9truit des maisons, br\u00fbl\u00e9 des arbres et d\u00e9truit des routes. De nouvelles images satellitaires fournies \u00e0 l'Associated\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\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":16717,"url":"https:\/\/www.laterredufutur.com\/accueil\/suite-a-leruption-du-volcan-kilauea-il-a-plu-des-pierres-precieuses-a-hawaii\/","url_meta":{"origin":16604,"position":1},"title":"Suite \u00e0 l\u2019\u00e9ruption du volcan Kilauea, il a plu des pierres pr\u00e9cieuses \u00e0 Hawaii !","author":"Admin","date":"21 juin 2018","format":false,"excerpt":"Depuis le 3 mai 2018, le volcan Kilauea, l\u2019un des volcans les plus imposants du monde qui culmine \u00e0 plus de 1 200 m\u00e8tres d\u2018altitude, est entr\u00e9 en \u00e9ruption et ne cesse de causer des ravages aux alentours \u00e0 cause des coul\u00e9es de laves mais aussi des \u00e9manations toxiques dues\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\/2018\/06\/olivines-hawai-kilauea-2.jpg?fit=960%2C640&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/olivines-hawai-kilauea-2.jpg?fit=960%2C640&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/olivines-hawai-kilauea-2.jpg?fit=960%2C640&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/olivines-hawai-kilauea-2.jpg?fit=960%2C640&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":6189,"url":"https:\/\/www.laterredufutur.com\/accueil\/coulee-de-lave-a-hawai\/","url_meta":{"origin":16604,"position":2},"title":"Coul\u00e9e de lave \u00e0 Hawa\u00ef","author":"Admin","date":"2 mai 2015","format":false,"excerpt":"Spectaculaire rencontre du feu et de l'eau\u00a0! \u00c0 Hawa\u00ef, la lave du volcan Kilauea se d\u00e9verse dans l'oc\u00e9an. Ici une video pour les passionn\u00e9s. Le volcan Kilauea est situ\u00e9 sur l'\u00eele principale d'Hawa\u00ef, appel\u00e9e Big Island. Comme son voisin le Mauna Loa, c'est un volcan actif, tr\u00e8s surveill\u00e9 par les\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\/coulee-lave-hawaii.jpg?fit=704%2C504&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/coulee-lave-hawaii.jpg?fit=704%2C504&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/coulee-lave-hawaii.jpg?fit=704%2C504&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/coulee-lave-hawaii.jpg?fit=704%2C504&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":25953,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-eruption-volcanique-devastatrice-pourrait-constituer-un-tout-nouveau-type-deruption-volcanique\/","url_meta":{"origin":16604,"position":3},"title":"Une \u00e9ruption volcanique d\u00e9vastatrice pourrait constituer un tout nouveau type d&rsquo;\u00e9ruption volcanique","author":"Admin","date":"4 juin 2024","format":false,"excerpt":"La c\u00e9l\u00e8bre \u00e9ruption qui a projet\u00e9 des fontaines de lave dans le ciel de l'\u00eele d'Hawa\u00ef en 2018 apprend aux scientifiques ce dont les volcans sont capables. La s\u00e9rie unique de 12 \u00e9ruptions, qui a d\u00e9truit au moins 700 maisons et d\u00e9plac\u00e9 plus de 2 000 personnes, pourrait repr\u00e9senter un\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\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/Kilauea-%C3%A0-Hawa%C3%AF.jpg?fit=1200%2C678&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":20834,"url":"https:\/\/www.laterredufutur.com\/accueil\/leruption-volcanique-de-kilauea-en-2018-a-ete-declenchee-par-des-precipitations-extremes\/","url_meta":{"origin":16604,"position":4},"title":"L&rsquo;\u00e9ruption volcanique de Kilauea en 2018 a \u00e9t\u00e9 d\u00e9clench\u00e9e par des pr\u00e9cipitations extr\u00eames","author":"Admin","date":"13 mai 2020","format":false,"excerpt":"Une nouvelle \u00e9tude sugg\u00e8re que l'\u00e9ruption volcanique de Kilauea en 2018 a \u00e9t\u00e9 d\u00e9clench\u00e9e par des pr\u00e9cipitations extr\u00eames. L'intrusion et l'\u00e9ruption de la faille de mai 2018 du volcan K\u012blauea, Hawa\u00ef, repr\u00e9sentaient l'une de ses s\u00e9quences \u00e9ruptives les plus extraordinaires depuis au moins 200 ans, mais le m\u00e9canisme de d\u00e9clenchement\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\/2018\/05\/K%C4%ABlauea-Volcano.jpg?fit=960%2C503&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?fit=960%2C503&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?fit=960%2C503&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/05\/K%C4%ABlauea-Volcano.jpg?fit=960%2C503&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":14126,"url":"https:\/\/www.laterredufutur.com\/accueil\/voici-21-volcans-qui-ont-explose-depuis-ces-dernieres-annees\/","url_meta":{"origin":16604,"position":5},"title":"Voici 21 volcans qui ont explos\u00e9 depuis ces derni\u00e8res ann\u00e9es","author":"Admin","date":"11 d\u00e9cembre 2016","format":false,"excerpt":"Voici 23 volcans qui ont explos\u00e9 depuis ces derni\u00e8res ann\u00e9es. Tout ceci d\u00e9montre en toute simplicit\u00e9 que la Terre est tr\u00e8s loin d'\u00eatre calme.\u00a0 Le volcan Turrialba crachant fum\u00e9e et cendres le 20 mai 2016 au Costa Rica. Son explosion aurait \u00e9t\u00e9 la plus forte depuis 6 ans au Costa\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\/11\/bardarbunga-volcan.jpg?fit=980%2C552&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/bardarbunga-volcan.jpg?fit=980%2C552&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/bardarbunga-volcan.jpg?fit=980%2C552&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/bardarbunga-volcan.jpg?fit=980%2C552&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/16604","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=16604"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/16604\/revisions"}],"predecessor-version":[{"id":16609,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/16604\/revisions\/16609"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/16608"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=16604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=16604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=16604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}