Explainer: Out of Paris, but will the US formally quit the UN climate regime?

The Trump administration has decided to withdraw the US from the broader UN climate convention, raising questions about the legality of the move and what it means in practice
US president Donald Trump arrives on Air Force One at the Des Moines International Airport on Jan. 27, 2026, in Des, Moines, Iowa
US president Donald Trump arrives on Air Force One at the Des Moines International Airport on Jan. 27, 2026, in Des, Moines, Iowa. (Photo: Reuters)

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