The Supreme Court will consider how far outward federal agencies should look when they analyze how a proposed action could affect the environment.

MIT chemical engineers have devised a way to capture methane, a potent greenhouse gas, and convert it into polymers.

Study shows how smart policies could address competing land-use needs.

The annual UN climate conference ended with a weaker deal than many countries hoped for, and with calls to overhaul the climate talks for the future.

Study finds many climate-stabilization plans are based on questionable assumptions about the future cost and deployment of “direct air capture” and therefore may not bring about promised reductions.

Humans may still appear even if the universe were very different. In fact, we may not live in the most likely of possible universes.

Microsoft, Walmart and a few other high-profile companies made news for scaling back their public climate commitments. However, a closer look at the numbers shows commitments are still booming.

Insulating attics, replacing windows and adding heat pumps can save money and reduce emissions − if residents can afford the upgrades. Carbon-offset purchases by local companies could help.

A new electrode design boosts the efficiency of electrochemical reactions that turn carbon dioxide into ethylene and other products.