Here’s more bad news for fossil fuels: The U.S. Department of Energy just released the results of a global survey of 163 wind energy experts. The verdict: The cost of wind energy will drop between 24 and 30 percent by 2030, from a 2014 baseline. In addition, a total reduction of 35 to 41 percent from the 2014 baseline is possible by 2050. And that’s just the cautious estimate. Costs could go much lower under the right…