Environmental policy expert talks Arctic ice cap & rising sea levels

Environmental policy expert talks Arctic ice cap & rising sea levels

This 2009 photo released by Extreme Ice Survey shows Birthday Canyon in Greenland furing the filming of "Chasing Ice." The film, about climate change, follows National Geographic photographer James Balog across the Arctic as he deploys revolutionary time-lapse cameras designed to capture a multi-year record of the world's changing glaciers. (AP Photo/Extreme Ice Survey, James Balog)

 Acclaimed author, environmental policy analyst and University of Colorado professor, Steven Hayward, joins John Carlson to talk about a variety of recent climate change stories including new information about the increasing Arctic ice pack, projected rise in sea level by the UN’s IPCC and the unusually quiet start to the hurricane season.