The solar-energy industry has been touted for years as the environmentally safe alternative. After all, solar panels merely absorb the sun’s energy and transfer it to consumers. No oily pipelines, no obstructions to the nation’s waterways. But it appears all is not well for fans of the industry. Discarded solar panels, piling up around the world, are detrimental to the environment, according to a new study by Environmental Progress. And carcinogenic. And teratogenic. While environmentalist have warned for decades of the hazard of nuclear power, solar panels produce 300 times more toxic waste per unity of energy than nuclear power...