The Clean Water Act has reached its 50th anniversary. Still befuddling federal regulators is nonpoint-source pollution — a technocratic term describing pesticides, oil, fertilizers, toxins, sediment ...

My journey to clean up diesel emissions began 24 years ago. As Director of the Office of Transportation and Air Quality at the U.S. Environmental Protection Agency, I chaired a public hearing in ...

Nitrogen pollution could intensify global water scarcity threefold by 2050, scientists warn in a recently published paper. In addition, “newly emerging pollutants,” such as microplastics, heavy metals ...

The Supreme Court ruled last year that rivers that only flow in response to weather events -- called ephemeral streams -- do not fall under the protection of the Clean Water Act. New research suggests ...

Air in the U.S. has gotten cleaner for decades, adding years to people's lives and preventing millions of asthma attacks, but nearly half of Americans still live with unhealthy air pollution, a new ...

Clean Energy Investment (SB132), sponsored by Rochelle Nguyen, would invest additional state resources into the Nevada Clean Energy Fund (NCEF), strengthening the organization’s ability to deliver ...

On a gray March afternoon at the Port of Los Angeles, the largest in the U.S., powerful electric top-handlers whir, beep and grind as they motor back and forth, grabbing trailers from truck beds and ...

This story was originally published by the The California Newsroom, a collaboration of public radio stations, NPR, and CalMatters; the nonprofit newsroom MuckRock; and the Guardian. It is republished ...

OAKLAND, Calif.— Conservation and public-health groups sued Environmental Protection Agency Administrator Lee Zeldin today for his failure to take action to reduce smog pollution in the Phoenix metro ...

A sign displays an unofficial temperature as jets taxi at Sky Harbor International Airport at dusk, July 12, 2023, in Phoenix. (AP Photo/Matt York, File) PHOENIX (CN) — As air quality in the Phoenix ...

After a year that tested global resolve on air pollution, Clean Air Fund is now pressing the government and donors to turn political momentum into financing, tougher laws and real health outcomes by ...