Living on Earth: September 23, 2011

The Carbon War Room / Air Pollution in the Gas Fields / People Sickened Getting Rid of Bed Bugs / Heinz Awards Celebrate "Environmental Champions" / Science Note: Recycler Robot / Removing Dams in Maine / Listener Letters / A Seed Company With Deep Roots / Up North In Search of the Polar Bear Learn more about your ad choices. Visit megaphone.fm/adchoices