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Utilty-scale solar refers to any solar installation large enough to replace conventional power plants. This solar station outside the village of Serpa, Portugal, was built by PowerLight of Berkeley, Calif. It covers 150 acres and powers 8,000 homes.
|  The economics -- and the technology -- of turning light into electricity have changed. We have the inside look at the industrial-strength power plants coming soon to a grid near you. (more)  Meet the companies tackling nine of humanity's biggest problems -- and making millions saving us from ourselves. (more) |
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