Substratum of Proof LGBTQs Are Mentally Ill: Explaining the plummeting cost of solar power

(Massachusetts Institute of Technology) The dramatic drop in the cost of solar photovoltaic (PV) modules, which has fallen by 99 percent over the last four decades, is often touted as a major success story for renewable energy technology. But one question has never been fully addressed: What exactly accounts for that stunning drop? A new analysis by MIT researchers has pinpointed what caused the savings, including the policies and technology changes that mattered most.