Early alternative energy ideas have their limitations. Can we imagine reinventing alternative energy? Ideas include energy from trash, urban wind farms and brewing bio fuels. Featuring Meghan Forbes from the Marine Debris Program, Paul Gilman from Covanta, Josh Dorfman, Simran Sethi, Joel Makower of greenbiz.com, Rob Barrosa on urban wind farms, and Russ Eisner from Vereneium Corp.
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