Alternative energy sources are a viable "do X", and not just left-green propaganda. I read somewhere that as soon as 2013, solar power is going to be as cheap a

Alternative energy sources are a viable "do X", and not just left-green propaganda. I read somewhere that as soon as 2013, solar power is going to be as cheap as coal [citation needed], which is an important milestone. If projects like Desertec move on, large parts of europe could be solar-powered within our lifetime. The Germans were always ahead of the rest of us in these matters.