{"id":2033,"date":"2014-06-18T13:00:20","date_gmt":"2014-06-18T18:00:20","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=2033"},"modified":"2014-06-18T13:35:35","modified_gmt":"2014-06-18T18:35:35","slug":"comprendre-la-surprenante-regularite-des-seismes-lents","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/comprendre-la-surprenante-regularite-des-seismes-lents\/","title":{"rendered":"Comprendre la surprenante r\u00e9gularit\u00e9 des s\u00e9ismes lents<img src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/01\/canada_flag_icon_small.gif\">"},"content":{"rendered":"<div id=\"attachment_2030\" style=\"width: 410px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/station_sismique.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2030\" class=\"size-full wp-image-2030\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/station_sismique.jpg\" alt=\"Le professeur de l\u2019Universit\u00e9 d\u2019Ottawa, Pascal Audet, installe une station sismique utilis\u00e9e pour enregistrer des donn\u00e9es afin de comprendre les s\u00e9ismes lents. (Cr\u00e9dit: Pascal Audet)\" width=\"400\" height=\"258\" srcset=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/station_sismique.jpg 400w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/station_sismique-300x193.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><p id=\"caption-attachment-2030\" class=\"wp-caption-text\">Le professeur de l\u2019Universit\u00e9 d\u2019Ottawa, Pascal Audet, installe une station sismique utilis\u00e9e pour enregistrer des donn\u00e9es afin de comprendre les s\u00e9ismes lents. (Cr\u00e9dit: Pascal Audet)<\/p><\/div>\n<p><span style=\"color: #000000;\">Tous les 14 mois, un s\u00e9isme lent survient sous l\u2019\u00eele de Vancouver et dure entre 10 et 14 jours.\u00a0<\/span>Une nouvelle \u00e9tude explique pourquoi certains de s\u00e9ismes lents se produisent plus souvent que d\u2019autres.<\/p>\n<p>Ces tremblements de terre surviennent dans des failles \u00e0 25 \u00e0 40 km sous terre et sont ind\u00e9tectables par les humains. \u00a0Dans cette nouvelle \u00e9tude, les auteurs montrent que plus il y a de silice dans la cro\u00fbte continentale, plus les s\u00e9ismes lents surviennent fr\u00e9quemment. La silice laisse l\u2019eau circuler plus facilement dans la cro\u00fbte, ce qui lubrifie plus rapidement la faille et provoque des tremblements de terre plus souvent.<\/p>\n<p><span style=\"color: #000000;\">Bien que les s\u00e9ismes lents ne sont pas dangereux, il y a un risque un peu plus \u00e9lev\u00e9 qu\u2019un tremblement de terre conventionnel se d\u00e9clenche pendant un s\u00e9isme lent.<\/span><\/p>\n<p>Pour lire l\u2019article original publi\u00e9 dans<em>\u00a0Nature\u00a0<\/em>le\u00a0<strong>18 juin\u00a0<\/strong><strong>2014<\/strong>,\u00a0<span style=\"text-decoration: underline;\"><span><a href=\"http:\/\/www.nature.com\/nature\/journal\/v510\/n7505\/full\/nature13391.html\" target=\"_blank\">cliquez\u00a0ici<\/a><\/span><\/span>.<\/p>\n<p><span style=\"text-decoration: underline;\"><span><em><strong>Auteur \u00e0 contacter pour plus d\u2019informations<\/strong><\/em><\/span><\/span><\/p>\n<h4><a style=\"color: #1155cc;\" href=\"http:\/\/www.earth.uottawa.ca\/details.php?lang=fra&amp;id=475\" target=\"_blank\">Pascal Audet<\/a><span style=\"color: #000000;\">, Universit\u00e9 d\u2019Ottawa, Ontario<\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Tous les 14 mois, un s\u00e9isme lent survient sous l\u2019\u00eele de Vancouver et dure entre 10 et 14 jours.\u00a0Une nouvelle \u00e9tude explique pourquoi certains de s\u00e9ismes lents se produisent plus souvent que d\u2019autres. Ces tremblements de terre surviennent dans des failles \u00e0 25 \u00e0 40 km sous terre et sont ind\u00e9tectables par les humains. \u00a0Dans [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2030,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_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":""},"categories":[531],"tags":[637,683,1463,846],"class_list":["post-2033","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest-fr","tag-canada","tag-environnement","tag-geologie","tag-ontario-fr"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/station_sismique.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-wN","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2033","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=2033"}],"version-history":[{"count":1,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2033\/revisions"}],"predecessor-version":[{"id":2036,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2033\/revisions\/2036"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/2030"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=2033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=2033"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=2033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}