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Living Free and Easy

Hundreds of homeowners in California never worry about paying their electric bills on time. It's not because they are careless; it's because they live in new "zero-energy" homes that produce as much electricity as they consume. Zero-energy homes reduce energy demand by up to 70 percent using the latest energy-efficiency technologies, and generate all the electricity they need from photovoltaic solar panels. The term zero-energy home was coined by the Department of Energy (USA) as part of a program to create technologies for homes that would produce all of their own energy by 2010.

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