"I appreciate…the hope Plan B communicates by pointing out so many things that are already being done around the globe." —Roland Saher, economics teacher on Plan B 4.0: Mobilizing to Save Civilization.
Lester Brown, president of the Earth Policy Institute, discusses the outlook for global food production and potential implications for the world's population. Brown speaks with Carol Massar and Matt Miller on Bloomberg Television's "Street Smart." Posted February 9, 2011.