Climate

BOGOTA, Colombia — Members of an Indigenous tribe who live deep in Peru’s Amazon rainforest and avoid contact with outsiders have been reported entering a neighboring village in what activists consider an …

THE SANTA ROSA PLATEAU ECOLOGICAL RESERVE, Calif. — The scientist traipses to a pond wearing rubber boots but he doesn’t enter the water. Instead, Brad Hollingsworth squats next to its swampy edge …

New research backs up the concerns of people who live near the Tijuana River and have long complained that foul air wafting from the polluted waterway is making them sick …

“On this site President Theodore Roosevelt sat beside a campfire with John Muir on May 17, 1903,” reads a wooden marker, not far from Bridalveil Fall in Yosemite Valley. I …

The Trump administration on Wednesday took formal steps to rescind a decades-old rule that protects 58.5 million acres of wild areas in national forests, including 4.4 million acres in California. …

For anyone wondering whether intense dust storms, such as the haboob that enveloped Phoenix this week, are possible in Southern California, the answer is yes. They’ve hit in the recent …

The Trump administration on Wednesday announced it is opening an investigation into the California Environmental Protection Agency, including the powerful California Air Resources Board, over potentially discriminatory employment practices. In …

Lodi — A battle has been waging in Sacramento over whether beverage cartons — the ones used for milk, juice, broth, wine, even egg whites — should get the coveted chasing arrows …

Less than eight months after the Eaton and Palisades wildfires destroyed 16,000 buildings in Los Angeles County, the U.S. Army Corps of Engineers on Tuesday announced it was preparing to …

Large methane leaks at oil and gas facilities across the United States not only unleash massive plumes of the potent greenhouse gas, but also carry a toxic mix of air …