Can I really make a difference by changing my lights?
Published 05/15/2008 03:08 PM | Updated 05/15/2008 03:08 PMCan I really make a difference by changing my lights?
Yes you can. The U.S. Department of Energy estimates that if every home in the U.S. changed just one incandescent bulb for a CFL, it would save enough electricity to light 7 million homes.
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