A Long Term Perspective on Climate Change - When Earth Was 20 Degrees Warmer and Crocodiles Roamed Antarctica with Princeton’s Danny Sigman (#30)

Did you know that Antarctica used to be ice-free and earth used to be 20 degrees warmer than it is now? Find out why climate change then wasn’t a problem, and why it is now with Princeton University’s Daniel Sigman. Also find out how climate change caused horses to grow from the size of large house…