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(NAPS)—DEAR DR. MOORE: I’ve heard that I can lower my utility bills by tapping into energy that exists in the earth below my house. How does that work?
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Document Date: 2007-02-20 13:27:12
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(NAPS)—DEAR DR. MOORE: I’ve heard that I can lower my utility bills by tapping into energy that exists in the earth below my house. How does that work?