Forbes: Paul Krugman turns his attention to the impact of declining solar power prices on the prospects for climate change today and while his central fact is entirely correct theres two errors in his argument. His central fact is that the price of solar power has fallen considerably in recent years, to the point that its becoming generally grid comparable in price. However, he then goes on to say that no one really predicted this and then also that we need to make some great effort now to use solar power...