Given a choice between spending an hour watching TV or surfing the Internet, which should you choose, assuming, of course, that your goal is not entertainment but consuming the least energy possible?

This handy graphic provides the answer:

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It's surfing the Internet: At .09 kilowatt-hours per hour, your computer consumes the least energy of any of these four appliances. A better option, though, would be to turn the computer off and go outside to hang dry the laundry.

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