Your Questions About Climate Change, Answered

You asked Somini Sengupta, our international climate reporter, about the science and the politics. She responded from COP30 in Brazil.

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Indigenous People Take the Stage at COP30 Climate Talks in Belém, Brazil

This summit is unlike any of its predecessors in at least one significant way: The Indigenous presence is palpable and strong.

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The Global Climate Leadership Vacuum

The United States is largely absent from the United Nations climate negations in Brazil. So who is stepping up?

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Missing at U.N.’s Climate Meeting: American Executives

Many business leaders are skipping the annual United Nations climate summit in Belém, Brazil, or are attending events in other cities.

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At COP30 in Belém, Brazil, Chinese Technology Is Shifting Climate Politics

At this year’s climate summit, the United States is out and Europe is struggling. But emerging countries are embracing renewable energy thanks to a glut of cheap equipment.

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Tackling Climate Change Without the U.S.

This year’s U.N. climate talks are being held in Brazil and, so far, they’ve been noteworthy for who isn’t attending.

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Lula Hitches a Ride to the COP30 Climate Talks in a Chinese E.V.

The climate-friendly ride, part of a fleet assembled to shuttle delegations to the gathering in Brazil, sent a clear signal: China is making inroads in Latin America.

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Climate Diplomacy and Hardball Tactics

With this year’s global climate summit opening in Brazil, we offer a glimpse of how the Trump administration sometimes operates behind closed doors.

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COP30 U.N. Climate Talks Are Starting in Brazil. Here’s What to Know.

Diplomats and leaders from around the world are gathering on the edge of the Amazon rainforest for annual talks on how to limit global warming.

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The U.S. Is Skipping This Year’s Climate Summit. For Many, That’s OK.

World leaders, gathering in Brazil, will try to agree on new, more ambitious plans to cut greenhouse gases.

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