Reuters: Wind energy could provide 20 percent of U.S. electricity by 2030, the same share of electricity now generated by nuclear power plants, the U.S. Department of Energy said on Monday. In a report gauging the feasibility of wind power, the Energy Department found that wind energy could meet 20 percent of America’s electricity needs by increasing the annual number of turbine installations from 2,000 in 2006 to almost 7,000 in 2017. “To dramatically reduce greenhouse gas …