We have climate leaders; now we need followers

To rope in more nations, fixes with tangible benefits are needed - like reducing local air pollution and cutting energy costs.

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As the United Nations' annual climate conference in Madrid winds to a close, it has become clear that climate summits are stuck in a rut.

The job of cutting global emissions is actually getting harder, and not just because the planet keeps warming.

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A version of this article appeared in the print edition of The Sunday Times on December 15, 2019, with the headline We have climate leaders; now we need followers. Subscribe