"Attention has focused on oil insecurity, and rightly so, but it is not the same as food insecurity. An empty gas tank is one thing, an empty stomach another. And while there are substitutes for oil, there are none for food." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Podcast of teleconference with Lester Brown: Global Warming Forcing U.S. Coastal Population to Move Inland: An Estimated 250,000 Katrina Evacuees Are Now Climate Refugees.