"It's the best summation of humanity's converging ecological problems and the best roadmap to sovling them, all in one compact package." —David Roberts, Grist on Plan B 4.0: Mobilizing to Save Civilization.
Treehugger Asks Janet Larsen About Scarcest Resources
April 17, 2012
Treehugger asks Janet Larsen "What's the greatest resource scarcity we now face?"