{"id":19291,"date":"2016-07-25T07:50:24","date_gmt":"2016-07-25T07:50:24","guid":{"rendered":"http:\/\/blogs.agu.org\/landslideblog\/?p=19291"},"modified":"2016-07-25T14:49:50","modified_gmt":"2016-07-25T14:49:50","slug":"gangotri-1","status":"publish","type":"post","link":"https:\/\/blogs.agu.org\/landslideblog\/2016\/07\/25\/gangotri-1\/","title":{"rendered":"Gangotri and China: three fascinating new landslide videos"},"content":{"rendered":"<h5>Gangotri &#8211; a very nice rockslide video from India<\/h5>\n<p>As Asia reels under extraordinary rainfall under strong monsoon conditions, three new, interesting landslide videos have been posted on Youtube.\u00a0 <a href=\"https:\/\/www.youtube.com\/watch?v=FK6g4IlH7j0\">The first shows<\/a> a rather elegant rockslide on the highway to <a href=\"https:\/\/en.wikipedia.org\/wiki\/Gangotri\">Gangotri<\/a> in Uttarakhand in northern India:<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/FK6g4IlH7j0?rel=0\" width=\"640\" height=\"360\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>.<\/p>\n<p>This is a classic of its type &#8211; a translational rockslide on a joint system dipping out of the slope.\u00a0 It is likely that trimming of the slope to create the road has removed the natural buttress at the toe of the slide, allowing slip to occur on the existing weakness when pore pressures are high.<\/p>\n<div id=\"attachment_19295\" style=\"width: 358px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-19295\" class=\"size-full wp-image-19295\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-1.jpg\" alt=\"Gangotri\" width=\"348\" height=\"374\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-1.jpg 348w, https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-1-279x300.jpg 279w\" sizes=\"auto, (max-width: 348px) 100vw, 348px\" \/><p id=\"caption-attachment-19295\" class=\"wp-caption-text\">Gangotri rockslide via <a href=\"https:\/\/www.youtube.com\/watch?v=FK6g4IlH7j0\">Youtube<\/a><\/p><\/div>\n<p>&nbsp;<\/p>\n<p>Note also the very large amounts of dust generated by the landslide.<\/p>\n<h5>A spectacular landslide from China<\/h5>\n<p>This video first appeared on<a href=\"http:\/\/www.liveleak.com\/view?i=6ec_1468731203\"> Liveleak<\/a>, and has now migrated to <a href=\"https:\/\/www.youtube.com\/watch?v=obJwdrekEyA\">Youtube<\/a> as well.\u00a0 The landslide is from a highway in China, but no other details are available:-<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/obJwdrekEyA?rel=0\" width=\"640\" height=\"360\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>.<\/p>\n<p>The magnitude of the landslide is very large.\u00a0 Note that both section of the landslide occurred on slopes that have been cut to create the road bench, and then reinforced to provide stability:-<\/p>\n<div id=\"attachment_19299\" style=\"width: 474px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-19299\" class=\"size-full wp-image-19299\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-2.jpg\" alt=\"Gangotri\" width=\"464\" height=\"306\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-2.jpg 464w, https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-2-300x198.jpg 300w\" sizes=\"auto, (max-width: 464px) 100vw, 464px\" \/><p id=\"caption-attachment-19299\" class=\"wp-caption-text\">Massive roadside landslide in China, via Youtube<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>.<\/p>\n<h5>The aftermath of a landslide in China<\/h5>\n<p>And finally, <a href=\"https:\/\/www.youtube.com\/watch?v=gXNdV9_8kCk\">CCTV has now posted<\/a> a very nice video of the aftermath of the widely circulated video of a landslide destroying houses in a rural village in Hunan Province:<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/h9QUPJwyv3k?rel=0\" width=\"640\" height=\"360\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>.<\/p>\n<p>This is the <a href=\"https:\/\/www.youtube.com\/watch?v=gXNdV9_8kCk\">original video<\/a>:<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/gXNdV9_8kCk?rel=0\" width=\"640\" height=\"480\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>.<\/p>\n<p>In this case there is a railway line running across the slope &#8211; the failure appears to have occurred at the tunnel portal:<\/p>\n<div id=\"attachment_19300\" style=\"width: 628px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-19300\" class=\"size-full wp-image-19300\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-3.jpg\" alt=\"Gangotri\" width=\"618\" height=\"434\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-3.jpg 618w, https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-3-300x211.jpg 300w\" sizes=\"auto, (max-width: 618px) 100vw, 618px\" \/><p id=\"caption-attachment-19300\" class=\"wp-caption-text\">Landslide in China via CCTV and Youtube<\/p><\/div>\n<p>.<\/p>\n<p>It&#8217;s hard to know whether earthworks for the line played a role in the landslide, but it seems like a prime candidate:<\/p>\n<div id=\"attachment_19301\" style=\"width: 529px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-19301\" class=\"size-full wp-image-19301\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-4.jpg\" alt=\"Gangotri\" width=\"519\" height=\"436\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-4.jpg 519w, https:\/\/blogs.agu.org\/landslideblog\/files\/2016\/07\/16_07-Gangotri-4-300x252.jpg 300w\" sizes=\"auto, (max-width: 519px) 100vw, 519px\" \/><p id=\"caption-attachment-19301\" class=\"wp-caption-text\">Footage of the aftermath of a landslide in China, via CCTV and Youtube<\/p><\/div>\n<p>.<\/p>\n<p>These three landslides all rather nicely illustrate the ways on which poor slope management is exacerbating landslide problems in upland areas of Asia.<\/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>Three excellent landslide videos are now available on Youtube, including a rockslide from Gangotri in India and two from rural China<!-- 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":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[1],"tags":[],"class_list":["post-19291","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/19291","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=19291"}],"version-history":[{"count":0,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/19291\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media?parent=19291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/categories?post=19291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/tags?post=19291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}