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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.
Bold Solutions for a New Energy EconomyApril 15, 2009
Video of Lester Brown's keynote presentation "Bold Solutions for a New Energy Economy," at Ceres conference, San Francisco, CA.
