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Watch Helix Wind Turbine

Helix Wind Turbine

Watch Passive House Walk-Through

Passive House Walk-Through Video (USA)

Watch Lunar Greenhouse Prototype Thumbnail

Lunar Greenhouse Prototype Demo Video






iHouses Modular with Solar Panels

Using sustainable products to build environmentally friendly homes, with CNBC's Margaret Brennan. Investor: Warren Buffett and Berkshire Hathaway.