John Kerry: “This really is a major opportunity for them to kind of move in a different direction.”

People think this is now, you cannot reverse it, it is irreversible.

Ninety-eight percent of all the scientists in the world agree----

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 U.N. Finance Analysis suggests that it will cost trillions of dollars. Maybe $2.5 to $4.5 trillion a year between now and 2050.