“Wind power is getting more efficient”
"There, almost 1,500 old turbines were taken down in recent years. Only 82 new ones were installed in their place, but they produce about the same amount of electricity. Celeste Wanner is with the American Wind Energy Association. Wanner: “The U.S. wind industry has seen significant advances in technology in just the last ten years. Using longer blades and taller towers makes the turbine able to access stronger, steadier winds.”"