Allergic Reaction to Climate Change

Alaska used to be a great place to live if you have allergies  ? not much grows on tundra, so pollen counts are low. But with climate change, not only is tundra giving way to flora, but there are also some new insects moving in, insects that cause allergic reactions in humans. Host Bruce Gellerman talks with Jeffrey Demain, founder and director of the Alaska Allergy Asthma and Immunology Center, about how climate change will make more of us sneeze, and worse.