{"id":24090,"date":"2017-06-05T06:04:00","date_gmt":"2017-06-05T06:04:00","guid":{"rendered":"http:\/\/blogs.agu.org\/landslideblog\/?p=24090"},"modified":"2017-06-05T06:04:00","modified_gmt":"2017-06-05T06:04:00","slug":"terrifying-illgraben-debris-flow","status":"publish","type":"post","link":"https:\/\/blogs.agu.org\/landslideblog\/2017\/06\/05\/terrifying-illgraben-debris-flow\/","title":{"rendered":"Another video of the terrifying Illgraben debris flow in Switzerland"},"content":{"rendered":"<h5>Another video of the terrifying Illgraben debris flow<\/h5>\n<p><a href=\"https:\/\/blogs.agu.org\/landslideblog\/2017\/05\/31\/illgraben-catchment\/\">Last week I posted a number of Youtube videos<\/a> of the terrifying Illgraben debris flow from Switzerland, which occurred on 29th May.\u00a0 Pierre Zufferey has posted to <a href=\"https:\/\/www.youtube.com\/watch?v=2Rfuoylv34k\">Youtube a video<\/a> that, if anything, is even better, of this enormous event:-<\/p>\n<p><iframe loading=\"lazy\" title=\"Illgraben 29.05.2017 - Lave torrentielle, Murgang, debris flow- Part 1 minute 0-10\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/2Rfuoylv34k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>.<\/p>\n<p>He has provided some accompanying text (in French), a part of which states (as translated by Google):-<\/p>\n<blockquote><p><span id=\"result_box\" class=\"\" lang=\"en\"> <span title=\"Ce que l'on ne peut pas ressentir au travers de la vid\u00e9o, ce sont : le tremblement sous les pieds;\">What you can not feel through the video are: trembling under your feet; <\/span><span title=\"les vibrations, qui font m\u00eame vibrer l'air qui entre dans les poumons;\">Vibrations, which even make the air enter the lungs; <\/span><span title=\"l'odeur, une odeur de boue un peu soufr\u00e9e, une odeur qui se r\u00e9pand dans la vall\u00e9e du Rh\u00f4ne pendant un ou deux jours;\">The smell, a smell of mud a little sulphurous, an odour that spreads in the valley of the Rhone for one or two days; <\/span><span title=\"c'est le sentiment d'\u00eatre tout petit...il y a une sorte de relation comparative qui s'installe o\u00f9 moi je devins toujours plus petit et la force naturelle toujours plus \u00e9norme.\">It is the feeling of being very small &#8230; there is a kind of comparative relationship that settles where I grew ever smaller and the natural strength ever more enormous. <\/span><span title=\"M\u00eame apr\u00e8s une semaine une sorte de choc interne est encore pr\u00e9sent et on ressent le d\u00e9sir de s'agenouiller devant Celui qui a cr\u00e9\u00e9 toute chose, Dieu.\">Even after a week a kind of internal shock is still present and you feel the desire to kneel before Him who created everything, God.<\/span><\/span><\/p><\/blockquote>\n<p>The video captures the extraordinary violence and power of such an event, with its boulder-choked front and more fluid main body:-<\/p>\n<div id=\"attachment_24092\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-24092\" class=\"size-full wp-image-24092\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2017\/06\/17_06-Illgraben-1-e1496641391776.jpg\" alt=\"terrifying Illgraben debris flow\" width=\"640\" height=\"326\" \/><p id=\"caption-attachment-24092\" class=\"wp-caption-text\">The terrifying Illgraben debris flow on 29th May 2017. Still from a <a href=\"https:\/\/www.youtube.com\/watch?v=2Rfuoylv34k\">Youtube video<\/a> by Pierre Zufferey.<\/p><\/div>\n<p>.<\/p>\n<p>The Illgraben site includes a warning system for debris flows.\u00a0 It appears that this worked as planned &#8211; the video captures the flashing light of the warning system as the debris flow front moves through:-<\/p>\n<div id=\"attachment_24093\" style=\"width: 650px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-24093\" class=\"size-full wp-image-24093\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2017\/06\/17_06-Illgraben-2-e1496641620829.jpg\" alt=\"terrifying Illgraben debris flow\" width=\"640\" height=\"413\" \/><p id=\"caption-attachment-24093\" class=\"wp-caption-text\">Successful activation of the warning system for the terrifying Illgraben debris flow. Still from a <a href=\"https:\/\/www.youtube.com\/watch?v=2Rfuoylv34k\">Youtube video<\/a> by Pierre Zufferey<\/p><\/div>\n<p>.<\/p>\n<h5>A mudflow in Embu, Kenya<\/h5>\n<p>Of course landslides do not have to be this violent.\u00a0 <a href=\"https:\/\/www.youtube.com\/watch?v=kNezRkZGCUw\">The Kenya TV news report below<\/a>, from 25th May 2017, features a mudflow from Kanyakiri village in Embu, Kenya that appears to have caused massive damage to a tea plantation.\u00a0 Note the deeply weathered red soils, similar to those from my<a href=\"https:\/\/blogs.agu.org\/landslideblog\/2017\/06\/01\/landslide-weirdness-sri-lanka\/\"> post about Sri Lanka last week<\/a>:<\/p>\n<p><iframe loading=\"lazy\" title=\"Mudslides destroy crops worth over Ksh 3 million in Embu\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/kNezRkZGCUw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/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>Pierre Zufferey has posted to Youtube an even better video of the terrifying Illgraben debris flow of 29th May 2017, which I featured last week<!-- AddThis Advanced Settings generic via filter on wp_trim_excerpt --><!-- AddThis Share Buttons generic via filter on wp_trim_excerpt --><\/p>\n","protected":false},"author":22,"featured_media":24092,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[29],"tags":[85,57,144,469,405,963,444],"class_list":["post-24090","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-landslide-video","tag-africa","tag-debris-flow","tag-europe","tag-featured","tag-kenya","tag-landslide-video","tag-switzerland"],"_links":{"self":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/24090","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/comments?post=24090"}],"version-history":[{"count":0,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/24090\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media\/24092"}],"wp:attachment":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media?parent=24090"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/categories?post=24090"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/tags?post=24090"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}