Trump also revoked two other Biden-era waivers from California Thursday. Those would have allowed California to require ...

The state’s latest lawsuit charges the administration with illegally targeting its authority to set tougher vehicle-emission ...

Officials at Cleveland Department of Public Health are keeping an eye on local threats to the region’s air quality, including issues related to smoke from Canadian wildfires.

California senator removed after interrupting news conference by Kristi Noem Fans Rally Around Valerie Bertinelli as She Shares Her "Fears" About Returning To Acting Watch quick-thinking elephant ...

Infected fish found in northern Thailand spark concerns over toxic river pollution. Officials warn of dangerous arsenic and lead levels traced to mining runoff from Myanmar. Local fishermen face ...

As the Trump administration makes the economic case for the repeal of climate policies, sobering numbers emerge on health and energy costs.