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1The average U.S. monthly household uses 938 kWh per month, so if the household opted to replace 100 percent of its energy with green energy, at a 2 cents-per-kWh premium, its monthly electricity bill would cost about $20 more.
Unlike solar and wind energy, Oliver said geothermal energy works about equally well all over the country. “You just have to have dirt,” she said.
Ultimately, installing alternative energy generators in your home, or buying green power from your utility can do a lot of good, and even save you money in the long-term. But just as important, experts say, is reducing your energy usage in the first place. This makes it easier to meet your energy needs with alternative sources, and is the easiest way to go green right now.