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ORNL assessment finds >65 GW of untapped hydropower in US rivers and streams

Green Car Congress

Kansas, Missouri, Pennsylvania and Wyoming led the rest of the country in new stream-reach hydropower potential. Some of the environmental, technical and socioeconomic factors variables included: Endangered species; Federally protected lands; Water use and water quality concerns; Fishing and boating access.

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The promise of wireless charging: smaller batteries, longer battery life, fewer charging stations

Charged EVs

A lot of people don’t understand how that can be, but if you think about the topology of a charger, there’s the power electronics that are connected to the grid—that’s where the cabinet is—then there’s a cable going from there to where the vehicle is, and then there’s vehicle coupling. We’re somewhere in the 90 to 92% range.

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Smart-grid project matches wind to electric cars | Green Tech - CNET News

Tony Karrer Delicious EVdriven

Smart-grid technologies can help utilities better integrate renewable energy sources and run the transmission grid more efficiently, said Allan Schurr, the vice president of strategy and development at IBMs Global Energy and Utilities practice, which is participating in about 50 projects.

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