Coal-fired power plants are a major source of mercury contamination for people and the environment. Here's what you need to know.

At issue is a loophole for major sources of pollution, such as refineries and steel mills, tied to plant emergencies. Federal judges have resurrected a legal shield for industries that violate Clean ...

A new study has uncovered that the Erhai Lake Basin in southwest China is releasing far more atmospheric nitrogen pollution than it absorbs, raising concerns about regional air quality, ecosystem ...

The California community of West Oakland is starting a long-planned tree buffer meant to cut freeway pollution and protect neighborhood health. According to The Oaklandside, crews will break ground ...

The Trump administration has taken a major step toward revoking limits for greenhouse gas emissions from tailpipes and other ...