National Public Radio: The U.S. wind power industry is celebrating after reaching a new milestone in November: 70 gigawatts (GW) of generating capacity.
"That's enough to power about 19 million homes," says Michael Goggin, senior director of research at the American Wind Energy Association (AWEA).
There are more than 50,000 wind turbines operating across 40 states and Puerto Rico, according to the AWEA.
Wind power has grown quickly in recent years. It sprinted past the 50 GW and 60 GW milestones in 2012. Growth...