The Biden administration has unveiled plans to dramatically ramp up the nation’s offshore wind industry to help fulfill U.S. climate pledges. How realistic is the roadmap?

During COP26, some countries pledged to stop using coal, a leading source of greenhouse gas emissions. But China, India, and some others remain reliant on coal.

Reducing global emissions of methane, a powerful greenhouse gas, could provide one quick win in the fight against climate change.

Fires in the Amazon have aroused international concern because of the rain forest’s outsize impact on climate, but political tensions are hampering the response.