2007 windfarms enough to power about 3.8 million typical American homes.

Wind farms are going up across the country at a rapid pace. This month, the United States passed the 10,000-megawatt mark in installed wind turbine capacity, according to the American Wind Energy Association, which projects that by the end of next year, that number will reach 15,000 megawatts -- enough to power about 3.8 million typical American homes. » original news