Climate Scientists Debunk 'Point of No Return' Paper

Climate Scientists Debunk 'Point of No Return' Paper
Mike Brubaker/Alaska Native Tribal Health Consortium via AP

On Thursday, a new study came out warning that even if we stopped emitting carbon dioxide, the world has reached the “point of no return” for climate change. The paper claims that's because Arctic permafrost—carbon-rich, permanently frozen earth made of rocks, water, and dead wildlife—is melting irreversibly, and it could continue to heat the planet for centuries by releasing carbon dioxide. Terrifying, right?

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