{"id":23100,"date":"2020-04-27T18:47:17","date_gmt":"2020-04-27T23:47:17","guid":{"rendered":"http:\/\/www.realclimate.org\/?p=23100"},"modified":"2020-04-27T18:47:57","modified_gmt":"2020-04-27T23:47:57","slug":"nenana-ice-classic-2020","status":"publish","type":"post","link":"https:\/\/www.realclimate.org\/index.php\/archives\/2020\/04\/nenana-ice-classic-2020\/","title":{"rendered":"Nenana Ice Classic 2020"},"content":{"rendered":"<div class=\"kcite-section\" kcite-section-id=\"23100\">\n\n<p>Readers may recall my interest in phenological indicators of climate change, and ones on which $300K rest are a particular favorite. The <a href=\"https:\/\/www.nenanaakiceclassic.com\/index.htm\">Nenana Ice Classic<\/a> is an annual tradition since 1917, and provides a interesting glimpse into climate change in Alaska. <\/p>\n\n\n\n<p>This year&#8217;s break-up of ice has just happened (unofficially, Apr 27, 12:56pm AKST), and, like in <a href=\"http:\/\/www.realclimate.org\/index.php\/archives\/2019\/04\/nenana-ice-classic-2019\/\">years<\/a> <a href=\"http:\/\/www.realclimate.org\/index.php\/archives\/2018\/05\/nenana-ice-classic-2018\/\">past<\/a>, it&#8217;s time to assess what the trends are. Last year was a record early break-up (on April 14th), and while this year was not as warm, it is still earlier than the linear trend (of ~8 days per century) would have predicted, and was still in the top 20 earliest break-ups. <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"600\" height=\"492\" data-src=\"http:\/\/www.realclimate.org\/images\/\/nenana20-600x492.png\" alt=\"\" class=\"wp-image-23101 lazyload\" data-srcset=\"https:\/\/www.realclimate.org\/images\/nenana20-600x492.png 600w, https:\/\/www.realclimate.org\/images\/nenana20-300x246.png 300w, https:\/\/www.realclimate.org\/images\/nenana20-1536x1260.png 1536w, https:\/\/www.realclimate.org\/images\/nenana20-2048x1679.png 2048w\" data-sizes=\"(max-width: 600px) 100vw, 600px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 600px; --smush-placeholder-aspect-ratio: 600\/492;\" \/><figcaption>Nenana Ice Classic ice break up dates<\/figcaption><\/figure>\n\n\n\n<p>A little side bet I have going is whether any of the contrarians mention this. They were all very excited in <a href=\"http:\/\/www.realclimate.org\/index.php\/archives\/2014\/03\/the-nenana-ice-classic-and-climate\/\">2013<\/a> when the record for the latest break-up was set, but unsurprisingly not at all interested in any subsequent years (with one exception in 2018). This year, they could try something like &#8216;it&#8217;s cooling because the break up was two weeks later than last year (a record hot year)&#8217;, but that would be lame, even by their standards. <\/p>\n<!-- kcite active, but no citations found -->\n<\/div> <!-- kcite-section 23100 -->","protected":false},"excerpt":{"rendered":"<p>Readers may recall my interest in phenological indicators of climate change, and ones on which $300K rest are a particular favorite. The Nenana Ice Classic is an annual tradition since 1917, and provides a interesting glimpse into climate change in Alaska. This year&#8217;s break-up of ice has just happened (unofficially, Apr 27, 12:56pm AKST), and, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":23101,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[12,1,9],"tags":[],"class_list":{"0":"post-23100","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-arctic-and-antarctic","8":"category-climate-science","9":"category-instrumental-record","10":"entry"},"aioseo_notices":[],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/posts\/23100","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/comments?post=23100"}],"version-history":[{"count":1,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/posts\/23100\/revisions"}],"predecessor-version":[{"id":23102,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/posts\/23100\/revisions\/23102"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/media\/23101"}],"wp:attachment":[{"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/media?parent=23100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/categories?post=23100"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.realclimate.org\/index.php\/wp-json\/wp\/v2\/tags?post=23100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}