NPR News: Christiana Figueres: How Can We Choose Optimism — Even In The Darkest Times?

Christiana Figueres: How Can We Choose Optimism — Even In The Darkest Times?
In 2015, Christiana Figueres helped pave the path to the historic Paris Agreement. She says more than ever we need stubborn optimism — a gritty, determined choice to make change because we have to.

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