Check out our podcast Eons: Mysteries of Deep Time: http://ow.ly/2J4450Iu69U
Imagine an enormous, lush rainforest teeming with life…in the Arctic. Well, there was a time — and not too long ago — when the world warmed more than any human has ever seen. (So far)
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Special thanks to Nobumichi Tamura for allowing us to use his work:
http://spinops.blogspot.com/
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References:
https://www.colorado.edu/today/2010/08/24/new-study-shows-how-tortoises-alligators-thrived-high-arctic-some-50-million-years-ago
http://advances.sciencemag.org/content/3/3/e1600891.full
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http://www.whoi.edu/fileserver.do?id136084&pt2&p148709
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