{"id":2736,"date":"2011-03-17T07:36:15","date_gmt":"2011-03-17T07:36:15","guid":{"rendered":"http:\/\/blogs.agu.org\/landslideblog\/?p=2736"},"modified":"2011-09-20T12:08:35","modified_gmt":"2011-09-20T12:08:35","slug":"liquefaction-from-the-sendai-earthquake","status":"publish","type":"post","link":"https:\/\/blogs.agu.org\/landslideblog\/2011\/03\/17\/liquefaction-from-the-sendai-earthquake\/","title":{"rendered":"Liquefaction from the Sendai earthquake &#8211; a remarkable video"},"content":{"rendered":"<p><em><strong>Update again: <\/strong><\/em>I have now corrected<span style=\"text-decoration: underline\"> <\/span> the link below so that it shows the correct Youtube location.<\/p>\n<p><em><strong>Update: <\/strong><\/em>for those who are confused by the process of liquefaction &#8211; and the comments below suggest that are many for whom this is the case &#8211; there is a video that allows one to get an idea of the process that was occurring below the surface at the park in Japan in <a href=\"https:\/\/blogs.agu.org\/landslideblog\/2011\/03\/22\/three-videos-for-world-water-day\/\">this post<\/a>.<\/p>\n<p>An astonishing video has emerged on Youtube that was taken during Sendai earthquake.\u00a0 It shows liquefaction occurring in real time in Tokyo Central Park.\u00a0 It is quite, quite remarkable.\u00a0 Do watch beyond the first minute, when it appears that not much is happening &#8211; the real action starts about halfway through the recording:<\/p>\n<p><a href=\"http:\/\/www.youtube.com\/watch?v=rn3oAvmZY8k\">http:\/\/www.youtube.com\/watch?v=rn3oAvmZY8k<\/a><\/p>\n<p>This is quite extraordinary!\u00a0 Note how the cracks open and close; how the water starts to appear across the park simultaneously, and how the magnitude of the liquefaction starts to generate fountaining.\u00a0 Now imagine what this effect must have been like in <a href=\"https:\/\/blogs.agu.org\/landslideblog\/2011\/02\/26\/boulder-vs-house-landslide-losses-in-the-christchurch-earthquake\/\">Christchurch<\/a>, where liquefaction was widespread (<a href=\"http:\/\/nz.news.yahoo.com\/news-gallery\/a\/-\/article\/8937040\/image\/1\/liquefaction-around-christchurch\/\">source<\/a>):<\/p>\n<p><a href=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2011\/03\/11_03-liquefaction.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2749\" src=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2011\/03\/11_03-liquefaction.jpg\" alt=\"\" width=\"450\" height=\"297\" srcset=\"https:\/\/blogs.agu.org\/landslideblog\/files\/2011\/03\/11_03-liquefaction.jpg 450w, https:\/\/blogs.agu.org\/landslideblog\/files\/2011\/03\/11_03-liquefaction-300x198.jpg 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><\/p>\n<p>&nbsp;<\/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>A remarkable video has emerged on Youtube showing liquefaction occurring in real time during the Sendai earthquake.<!-- 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":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[23,361,169],"class_list":["post-2736","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-earthquake","tag-japan","tag-liquefaction"],"_links":{"self":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/2736","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=2736"}],"version-history":[{"count":0,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/posts\/2736\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/media?parent=2736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/categories?post=2736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.agu.org\/landslideblog\/wp-json\/wp\/v2\/tags?post=2736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}