"World on the Edge is brilliant. Author Lester Brown is one of humanity's greatest voices for the environment. In this volume, he presents the reader with a clear prescription for restoring sanity to our relationship with the biosphere. Highest recommendation." —Geoffrey Holland, The Hydrogen Age

October 02, 2009
Lester Brown interviewed about Plan B 4.0 by Ira Flatow on Science Friday, October 2, 2009.