John Kerry: “Development is, in my judgment, the single most effective, important tool we have available to us.”

The era of the Monroe Doctrine is over.

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.

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

We're spending billions--literally, actually, trillions.