Polar bears feel the impact of climate change01/18/12 Robert Lorei
Radioactivity: Live Call-In (Tuesday)
One of the leading experts on polar bears was in the Bay area last week. You may have read or seen news reports about the disappearance of ice in the arctic ocean â€” the ice being a key habitat for the bears. What is the future of polar bears - and whatâ€™s causing their habitat to disappear? I spoke with Dr. Steven Amstrup of Polar Bears International last week.