Bill Clinton: “You know, I think I have seen the climate change, just because I'm outside every day for the last 10 years.”

I think he can have some of these smaller events where he likes to be the explainer-in-chief.

I don't think any person with a straight face can tell you that Katrina was caused by global warming. But what we do know, what the evidence shows, is that there is an increase in the number and severity of bad weather events all across…

If we want to keep it and we believe in diversity, we shouldn’t wuss out about it.

keeping everyone engaged until the agreement was reached