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“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.
Paris Presentation-World on the EdgeDecember 29, 2011
Transcript of Lester Brown's presentation in Paris, September 30, 2011, on World on the Edge. The conference was sponsored by Oree.
