Katharine Hayhoe

Exxon funded climate scientists while the bulk of its public-facing advertorials argued the science and cause of climate change was uncertain. AP Photo/Mark Humphrey

I was an Exxon‑funded climate scientist

A new study confirms what many already know: Exxon for years sowed uncertainty and doubt about climate change in the public. Should scientists reject certain funding sources?
Job done: COP21 president Laurent Fabius. Reuters/Stephane Mahe

Historic Paris climate pact reached – experts react

At the Paris climate talks, the world has signed up to the first truly global treaty to tackle global warming. Our experts react.

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