"Oil wells go dry and coal seams run out, but for the first time since the Industrial Revolution began we are investing in energy sources that can last forever." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Blog on “Conversation with Lester Brown”
July 09, 2009
Blog from the Smithsonian's Museum of American History about the "Conversation with Lester Brown" program on June 18, 2009.