{"id":6028,"date":"2020-07-10T16:53:33","date_gmt":"2020-07-10T16:53:33","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/?p=6028"},"modified":"2020-07-10T16:55:35","modified_gmt":"2020-07-10T16:55:35","slug":"le-geyser-lady-knox-en-nouvelle-zelande","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/","title":{"rendered":"Le geyser Lady Knox en Nouvelle-Z\u00e9lande"},"content":{"rendered":"

Lady Knox est un c\u00e9l\u00e8bre geyser dans la zone thermale de Waiotapu en Nouvelle-Z\u00e9lande. Naturellement, il jaillit tous les 2 ou 3 jours. Mais son explosion est artificiellement d\u00e9clench\u00e9e chaque jour \u00e0 10h15 pour la grande joie des spectateurs. 300 grammes de \u00ab\u00a0savon\u00a0\u00bb (en fait du Neodol, un alcool tensioactif biod\u00e9gradable qui modifie les propri\u00e9t\u00e9s de l\u2019eau chaude) sont jet\u00e9s dans le geyser, qui envoie alors une gerbe de 20 m de haut\u00a0!<\/p>\n

\"\"<\/p>\n

La majestueuse gerbe d\u2019eau liquide et vapeur du geyser Lady Knox en Nouvelle-Z\u00e9lande (\u00a9 J.M. Bardintzeff).<\/p>\n

<\/p>\n

Un geyser est une projection intermittente d\u2019eau chaude \u00e0 l\u2019\u00e9tat liquide et vapeur. On en conna\u00eet aussi en Islande (voir mon blog du 1\/8\/2019), aux \u00c9tats-Unis (Yellowstone, mon blog des 14\/2\/2014 et 26\/6\/2014), en Bolivie (mon blog du 3\/8\/2016), au Chili (mon blog du 14\/8\/2016), en Russie (Kamtchatka).<\/p>\n

\"\"<\/p>\n

Le tout d\u00e9but de l\u2019activit\u00e9 du geyser Lady Knox en Nouvelle-Z\u00e9lande (\u00a9 J.M. Bardintzeff).<\/p>\n

\"\"<\/p>\n

La bouche du geyser Lady Knox en Nouvelle-Z\u00e9lande lib\u00e8re une quantit\u00e9 d\u2019eau liquide et vapeur (\u00a9 J.M. Bardintzeff).<\/p>\n","protected":false},"excerpt":{"rendered":"

Lady Knox est un c\u00e9l\u00e8bre geyser dans la zone thermale de Waiotapu en Nouvelle-Z\u00e9lande. Naturellement, il jaillit tous les 2 ou 3 jours. Mais son explosion est artificiellement d\u00e9clench\u00e9e chaque jour \u00e0 10h15 pour la grande joie des spectateurs. 300 grammes de \u00ab\u00a0savon\u00a0\u00bb (en fait du Neodol, un alcool tensioactif biod\u00e9gradable qui modifie les propri\u00e9t\u00e9s … Continuer la lecture de Le geyser Lady Knox en Nouvelle-Z\u00e9lande<\/span> →<\/span><\/a><\/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":[8],"tags":[39,2100,1809,2101,2094],"class_list":["post-6028","post","type-post","status-publish","format-standard","hentry","category-voyages","tag-geyser","tag-lady-knox","tag-nouvelle-zelande","tag-waiotapu","tag-zone-thermale"],"yoast_head":"\nLe geyser Lady Knox en Nouvelle-Z\u00e9lande, 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\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le geyser Lady Knox en Nouvelle-Z\u00e9lande, par Jacques-Marie Bardintzeff\" \/>\n<meta property=\"og:description\" content=\"Lady Knox est un c\u00e9l\u00e8bre geyser dans la zone thermale de Waiotapu en Nouvelle-Z\u00e9lande. Naturellement, il jaillit tous les 2 ou 3 jours. Mais son explosion est artificiellement d\u00e9clench\u00e9e chaque jour \u00e0 10h15 pour la grande joie des spectateurs. 300 grammes de \u00ab\u00a0savon\u00a0\u00bb (en fait du Neodol, un alcool tensioactif biod\u00e9gradable qui modifie les propri\u00e9t\u00e9s … Continuer la lecture de Le geyser Lady Knox en Nouvelle-Z\u00e9lande →\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/\" \/>\n<meta property=\"og:site_name\" content=\"VOLCANMANIA : le blog de Jacques-Marie BARDINTZEFF, volcanologue\" \/>\n<meta property=\"article:published_time\" content=\"2020-07-10T16:53:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-07-10T16:55:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2020\/07\/Bardintzeff.648Lady_Knox.low_.s-337x450.jpg\" \/>\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=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/\",\"name\":\"Le geyser Lady Knox en Nouvelle-Z\u00e9lande, par Jacques-Marie Bardintzeff\",\"isPartOf\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2020\/07\/Bardintzeff.648Lady_Knox.low_.s-337x450.jpg\",\"datePublished\":\"2020-07-10T16:53:33+00:00\",\"dateModified\":\"2020-07-10T16:55:35+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\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/2020\/07\/10\/le-geyser-lady-knox-en-nouvelle-zelande\/#primaryimage\",\"url\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2020\/07\/Bardintzeff.648Lady_Knox.low_.s.jpg\",\"contentUrl\":\"https:\/\/blogs.futura-sciences.com\/bardintzeff\/wp-content\/uploads\/sites\/3\/2020\/07\/Bardintzeff.648Lady_Knox.low_.s.jpg\",\"width\":1417,\"height\":1890},{\"@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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