John Kerry: “There's just no need to sully or dampen, or anything, the tremendous opportunities that you have.”

But, we could with battery. We could with-- there's ways to make that work.

The message coming out of this COP is, we are moving away from fossil fuels. We are not turning back. That is the future.

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.

Back-up baseload, no. But, some primary they could be part of it.