Choosing Renewables: Wind and Solar

Alternatives can help create a sustainable energy future. The most promising long-term alternative energy sources are wind and solar: there is plenty of it, greenhouse gas emissions are low, and the required surface area is relatively small — especially when compared to biomass. In this talk, SmartEnergy's Margot Gerritsen says we also can't afford to [...]

PodTechNet | April 6, 2007

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