Karyn Strickler guest hosts.  As the planet’s human population is crossing the 7 billion threshold, we talk about climate change and human population.  Some call the issue of overpopulation a myth. Others say it’s a fundamental driver of climate change.  Is it the 7 billion people on planet Earth driving climate change, or is it just the wealthies 1%?  Does population matter in the climate debate?

Ian Angus is an eco-socialist and environmental justice activist, educator, and author. His recent book is "Too Many People: Population, Immigration, and the Environmental Crisis." He edits the online journal ClimateAndCapitalism.com

Dave Finnigan worked as the Population and Family Planning Information, Education and Communication consultant to the governments of Korea, Taiwan and the Philippines, among others.  He has worked w/ organizations including the Population Council and the United Nations Population Fund.  Today he presents a program called, Climate Change is Elementary, to encourage kids and their families to take action on climate change.