No ice, no polar bears, and no hockey. Climate change will take them right before making us go extinct!

Backyard ice hockey rinks in US cities back in the 1940s, gave 60 days of suitable ice. Today, it is less that 20 days a year. The question is, what effect is this having on polar bears?

Dr. Stephen Amstrup joined Thom to talk about how carbon emissions are affecting the climate and how they are going to kill the polar bears.