"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.
In late October, the Harvard Crimson sat down with Lester Brown, who was at Harvard to give several talks on sustainability. The author of more than 50 environmental books, including World on the Edge and Full Planet, Empty Plates, Brown has been a vocal advocate for environmental sustainability, even going so far as to call for “war-time mobilization” in order to save the planet. Check out the full interview here.