James Raffan: A Polar Bear's Journey Through the Arctic
Scientists estimate polar bears might be extinct by 2100. But how much of this is because of anthropogenic climate change? Explorer and best-selling author James Raffan discusses this and his latest book, "Ice Walker: A Polar Bear's Journey Through the Fragile Arctic." Raffan was recently named by Canadian Geographic as one of the ,90 most influential explorers in the nation's recorded history,, and has spent four decades living and working in the circumpolar world of Canada's far north. See omnystudio.com/listener for privacy information.