updated 11/29/2005 4:58:22 PM ET 2005-11-29T21:58:22

Energy saving is the hidden new supply. Some of it comes from new technologies that use energy more efficiently. Some of it comes from simply using less.

The energy-profligate U.S. economy would today be using four times as much energy as it did before the 1970s oil crises were it not for the advances made in energy efficiency over those three and a half decades.

Driving is the way Americans consume most of their energy, and there are ways to make savings there. But there are also savings to be had in and around the home, from turning off fluorescent lights at the optimum time to energy-efficient landscaping.

The typical U.S. household spends $1,500 a year on energy bills. The following energy-saving tips for consumers are among those suggested by the U.S. Department of Energy.

© 2012 Forbes.com

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