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With the climate warming rapidly, scientists are finding that cutting fossil fuels may not be enough. Carbon dioxide emissions may need to be vacuumed right out of the air.

For the first time in history, the U.S. isn't at the annual world climate conference called COP30. But some countries say they're OK with that. Countries including China and Brazil are stepping up.

President Biden's climate push has been tied up by members of his own party even as he exhorts other leaders to aim high. Heading into two major summits, will his "America's back" message ring hollow?

Locals share personal tales and agonizing choices tied to a worsening home insurance crisis in coastal Massachusetts.

Florida Governor Ron DeSantis' climate change policy is under scrutiny. He's focused on making the state prepared for hurricanes like Hurricane Ian, but environmentalists say it's not enough.

President Trump said the U.S. has withdrawn from the Paris Climate Accord. NPR's Michel Martin talks about possible effects with Ernest Moniz, former energy secretary and an MIT professor.

A law — the first in the world — will require retrofits of large buildings, with a price tag in the billions. Buildings are responsible for about 70% of the city's greenhouse gas emissions.

Deep in a forest of central Massachusetts stands an average red oak tree. Nothing is special about it, except for the fact that it tweets, offering insight into climate change.

More and more Americans now live in wildfire-prone landscapes and have no idea of the perils they face. Here's how to find out.

The wide-ranging legislation targets climate change, health care costs and taxes. Majority Leader Chuck Schumer kicked off floor debate on Saturday evening.