I know that ardent environmentalists and climate change deniers alike accuse Al Gore of not living up to his own standards, but he does compile some very graphically compelling images of the problem we are facing.  Here is his latest.

Yesterday, I received two links that suggest that global warming is a lot more frightening even than I had imagined, suggesting that at this point not only is it imperative to stop burning carbon, but that human survival may depend on the much more difficult job of actually removing it from our atmosphere and putting it back in the ground.     Read more »