Fight over Rooftop Solar Forecasts a Bright Future for Cleaner Energy

E71B8C9E-6A4F-44D9-A9E5DB66231CD061_articleby David Biello
3/25/14 — Americans have begun to battle over sunshine. In sun-scorched Arizona a regulatory skirmish has broken out over arrays of blue-black silicon panels on rooftops, threatening the local utilities that have ruled electricity generation for a century or more. With some of the best access to sunshine on the planet, Arizona boasts the second-most solar power in the U.S.—more than 1,000 megawatts and counting. The state hosts vast photovoltaic arrays in the desert as well as the nation’s first commercial power plant with the technology to use sunshine at night—by storing daytime heat in molten salts.

Read the whole article: Scientific American

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