Term change are not capturing the rapid warming. the problem with that is if the models don't accurately recreate what's going on now, scientists can't be confident in long term predictions. joining me now to talk about this is david holland, professor of mathematics and atmosphere and ocean science at new york university. he studies phenomena related to polar regions and the impact on our climate. what a beautiful backdrop, appreciate you joining us, david. let's start off with what's happening now, tell us what you are seeing. >> good morning, it's great to be with you, amara. i'm in greenla...