"The world has quietly entered a new era, one where there is no national security without global security. We need to recognize this and to restructure and refocus our efforts to respond to this new reality." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Lester Brown and Robert Engleman of Worldwatch Institute answer tough questions on population on MSNBC's Hardball with Chris Matthews. Posted July 22, 2011.