“4.0 is the best yet! If there are planetary heroes, you are top of my list.” –David Orr, Oberlin College on Plan B 4.0: Mobilizing to Save Civilization.

January 17, 2011
Lester Brown's World on the Edge: How to Prevent Environmental and Economic Collapse in Karen Zeitvogel's article "World is 'one poor harvest' from chaos, new book warns," for AFP. Posted January 17, 2011.