The “Holy Grail for Renewable Energy”: Solar Power Makes Electricity Day and Night
December 23rd, 2009
One of the arguments often used to denegrate solar power is that they don't work when it is cloudy or at night. But a new demonstration project in Hawaii proves this isn't so. Keahole Solar Power has installed an array of Sopogy "Micro-scale Concentrating Solar Power Concentrators" at the Holaniku Solar Farm on Hawaii's Big Island- a thousand solar collectors covering 3.8 acres, with a thermal energy of 2 megawatts. They use the output to heat 8,000 gallons of water which runs through Read the full story on TreeHugger
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