dr. mccarthy? >> mr.ton said he's not a scientist, he works in the policy arena and on the basis of the science he doesn't think it calls for policy action. i think most scientists who look at the data believe it does need action. >> dr. field? >> many scientists have looked at the issue. warming is unequivocal, the evidence for the human fingerprint is very, very strong and the prospect of continued warming in the future is very strong. >> so you do disagree with lord monckton? >> his i do. >> i disagree with lord monckton's conclusion based on the evidence to present as well. >> thank you. my time is expired. let me turn and recognize the gentleman from wisconsin. >> thank you mr. chairman. dr. graumlich, you were on the panel, weren't you? >> yes i was. >> do you have a professional relationship with any of the scientists criticized during the climate gate? >> as a member of the paleoclimate attic community i have an acquaintance ship with many of the people that were mentioned in the e-mails. you are

dr. mccarthy, i appreciate you bringing up the ocean acidification issue which mr. -- of noah has called the evil twin of climate change. i would like you describe what actually happens to species when they are exposed, and i want to put up a slide that i believe i got. the slide basically shows what happens when you put a small creature in the water. on the left we see a picture, these are relatively small and the shows what happens when you put a terrified in waters that will be in the same acidic conditions that will exist in the year 2100 if we did not change our course. it basically shows that according to dr. lubchenco, the terrified melts. it is a calcium carbonate structure that actually melts. was wondering if you could describe what the oceans will look like from an acidity standpoint in the next hundred years if we don't change course and what that does to the plankton that, or could do to the bottom of the food chain? >> thank you. this like a lot of the change we are talking about is not simply a difference of one condition to another but the time period over which it happen