When lauding renewables, look at utilization, not just capacity

Photovoltaic solar power field at Volkswagen plant in Chattanooga, TennesseeThe news on the renewable energy front continues to be good, with the costs of wind and solar generation falling steadily. By some measures, large-scale renewable energy is now cost-competitive (or close) with the most efficient natural-gas electric plants. Moreover, the amounts of clean generating capacity installed continue to rise, both in...