{"id":2163,"date":"2014-06-30T15:09:02","date_gmt":"2014-06-30T20:09:02","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=2163"},"modified":"2014-06-30T15:09:02","modified_gmt":"2014-06-30T20:09:02","slug":"tree-ring-data-traces-eastern-canadas-little-ice-age","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/tree-ring-data-traces-eastern-canadas-little-ice-age\/","title":{"rendered":"Tree ring data traces eastern Canada\u2019s \u2018Little Ice Age\u2019<img src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/01\/canada_flag_icon_small.gif\">"},"content":{"rendered":"<div id=\"attachment_2148\" style=\"width: 410px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/Photo_2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-2148\" class=\"size-full wp-image-2148\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/Photo_2.jpg\" alt=\"Some of these black spruce trees have been buried under lakes in northern Quebec since the middle ages. Researchers examining tree rings from these ancient logs found that eastern Canada experience abrupt and strong shifts to colder summers following volcanic eruptions in the 13th and 19th centuries. (Photo credit: Dominique Arsenault)\" width=\"400\" height=\"256\" srcset=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/Photo_2.jpg 400w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/Photo_2-300x192.jpg 300w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><p id=\"caption-attachment-2148\" class=\"wp-caption-text\">Some of these black spruce trees have been buried under lakes in northern Quebec since the middle ages. Researchers examining tree rings from these ancient logs found that eastern Canada experience abrupt and strong shifts to colder summers following volcanic eruptions in the 13th and 19th centuries. (Photo credit: Dominique Arsenault)<\/p><\/div>\n<p><span style=\"color: #000000;\">New data from trees preserved in lakes in the Taiga of northern Quebec show that eastern Canada experienced much colder than usual summers following distant volcanic eruptions in the 13th century, and again in the 19th century. <\/span><\/p>\n<p><span style=\"color: #000000;\">The so-called \u2018Little Ice Age\u2019 is well-documented in the historical and tree ring records worldwide, but the strength and duration of cold episodes following the large volcanic eruptions has remained a topic of debate and until now there was little data from eastern North America. <\/span><\/p>\n<p><span style=\"color: #000000;\">The authors note the abruptness of the shift to colder summers and suggest that eastern Canada may be particularly sensitive to the effects of volcanic eruptions.<\/span><\/p>\n<p><span style=\"text-decoration: underline;\"><span><a href=\"http:\/\/www.pnas.org\/content\/early\/2014\/06\/25\/1324220111.abstract?sid=4e1e5aab-2af1-4fa7-9b34-199c4805f0bd\" target=\"_blank\">Original research paper<\/a><\/span><\/span>\u00a0published in the\u00a0<em>Proceedings of the National Academy of Sciences (USA)\u00a0<\/em>on\u00a0<strong>June 30, 2014<\/strong>.<\/p>\n<p><span style=\"text-decoration: underline;\"><span><strong>Names and affiliations of selected\u00a0authors<\/strong><\/span><\/span><\/p>\n<h4 dir=\"ltr\" style=\"color: #222222;\"><span style=\"color: #000000;\">Dominique Arseneault,\u00a0University of Qu\u00e9bec at Rimouski,\u00a0Quebec<\/span><\/h4>\n<h4 dir=\"ltr\" style=\"color: #222222;\"><span style=\"color: #000000;\">Fabio Genaretti, University of Qu\u00e9bec at Rimouski,\u00a0Quebec<\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>New data from trees preserved in lakes in the Taiga of northern Quebec show that eastern Canada experienced much colder than usual summers following distant volcanic eruptions in the 13th century, and again in the 19th century. The so-called \u2018Little Ice Age\u2019 is well-documented in the historical and tree ring records worldwide, but the strength [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":2148,"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":[25],"tags":[31,215,849,176],"class_list":["post-2163","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest","tag-climate-change","tag-environment","tag-quebec-en","tag-weather"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/06\/Photo_2.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-yT","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2163","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=2163"}],"version-history":[{"count":1,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2163\/revisions"}],"predecessor-version":[{"id":2164,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/2163\/revisions\/2164"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/2148"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=2163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=2163"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=2163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}