Max Bearak

Western countries are confronting demands for trillions of dollars to fight climate change and to cope with its worsening effects.

The economy of Azerbaijan, host of COP29, relies almost entirely on the fossil fuels that are the main driver of global warming.

Days ahead of the U.N.’s global negotiations on climate change, China and other developing countries said trade restrictions should be part of the talks.

Satellite data shows the U.S. releasing more and more of the potent greenhouse gas into the atmosphere, researchers said, despite pledges to cut back.

A small team in a remote corner of Colombia is surveying every tree in an effort to better understand how much planet-warming carbon the Amazon actually stores.

Azerbaijan last week convened a special meeting of climate diplomats at a remote resort. A Times reporter was there.

In Azerbaijan, the causes and effects of climate change are on vivid display and the painful trade-offs needed to fight it are acutely felt.

Analysts are seeing promising signs from the world’s biggest emitter of greenhouse gases.

A.I. Needs Copper. It Just Helped to Find Millions of Tons of It.

Even as it pivots to solar and wind for itself, Greece aims to become a natural gas supplier across Europe. Among its strongest backers is the United States.