{"id":1493,"date":"2016-02-29T18:55:23","date_gmt":"2016-02-29T18:55:23","guid":{"rendered":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/?p=1493"},"modified":"2020-10-22T22:44:22","modified_gmt":"2020-10-23T06:44:22","slug":"hints-from-selenium-isotopes-on-the-end-permian-mass-extinction","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/2016\/02\/29\/hints-from-selenium-isotopes-on-the-end-permian-mass-extinction\/","title":{"rendered":"Hints from selenium isotopes on the end-Permian mass extinction"},"content":{"rendered":"\n<p>UWAB postdoc Eva St\u00fceken, Professor Roger Buick, and collaborators <a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0009254115002843\">published a new paper<\/a> that studied isotope ratios of selenium, a trace element. Their results show that biological productivity of macro-organisms collapsed during the Permian-Triassic mass extinction, but the collapse was probably not caused by a shortage of nutrients. Other factors such as ocean acidification or perturbations of food webs may have been more important. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>UWAB postdoc Eva St\u00fceken, Professor Roger Buick, and collaborators <a href=\"http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0009254115002843\">published a new paper<\/a> that studied isotope ratios of selenium, a trace element. Their results show that biological productivity of macro-organisms collapsed during the Permian-Triassic mass extinction, but the collapse was probably not caused by a shortage of nutrients. Other factors such as ocean acidification or perturbations of food webs may have been more important. <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[33],"tags":[184,52],"acf":[],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/posts\/1493"}],"collection":[{"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/comments?post=1493"}],"version-history":[{"count":2,"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/posts\/1493\/revisions"}],"predecessor-version":[{"id":1495,"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/posts\/1493\/revisions\/1495"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/media?parent=1493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/categories?post=1493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/astrobio\/wordpress\/wp-json\/wp\/v2\/tags?post=1493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}