John Kerry: “President Obama deserves credit for having made the decision, which I think was key, that he was not going to move until…”

It's a matter of mathematics and physics, not politics, not ideology. It is a response to the science.

The message is, let's find a way to be able to make sure when we fly, we're not leaving emissions that we cannot capture.

Obviously, we're already seeing ways in which it's going to affect people.

Hopefully we can get there.