Crowding out the earth? A conversation about population and climate change

It's Earth Day. All over the world, millions of people will be celebrating and speaking out about the critical environmental challenges. Slowing climate change tops contemporary lists. But researchers at SUNY's College of Environmental Science and Forestry say people are a rapidly growing part of the problem. In a statement issued this week, SUNY researchers argued that population control has to be a part of any long-term fix to the global warming. Brian Mann has more.