Every TreeHugger worth their roots loves solar power. After the (not always low) upfront costs are paid back you get free power from the sun, without emitting greenhouse gases or supporting continued extraction of fossil fuels. What's not to like, right? Well, according to a new report released by the Silicon Valley Toxics Coalition at the manufacturing and disposal stage of those über-green solar panels' life there's a whole bunch not to like, and little oversight to boot.