“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.
Lester Brown at the Federation of Canadian Municipalities - Feb.12
April 15, 2010
Lester Brown speaking at the Federation of Canadian Municipalities in Ottawa on February 12 about the importance of cutting carbon emissions in order to save civilization. Posted April 15, 2010.