John Kerry: “Climate change did not lead to the rise of the terrorist group Boko Haram in Nigeria, but the country's severe drought…”

There is no current proposal or plan that has been agreed to which would require us to do that.

What a shame for our country that that happened.

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.

Coal is the dirtiest fuel in the world, and emissions that are not captured from coal are the worst cause of the warming of the ocean.