Jake Sigg, one of California’s best-known advocates for protecting native biodiversity, died on June 10, one week after his ...

This story contains graphic descriptions and depictions of carnivory.

A bill to exempt the proposed shipyard from environmental analysis is doing the time warp again.

History instructs Black Americans to fear the outdoors. But creating new memories outside will inform our future.

For most lakes and rivers, the state’s official map of fecal bacterial contamination shows data that’s more than a year old.

A badger and its mound, at Point Reyes National Seashore. (Vishal Subramanyan) A badger and its mound, at Point Reyes National Seashore. (Vishal Subramanyan) In late November, I was sitting in my ...

State Route 12 cut to the horizon line of Solano County. Somewhere out of sight lay the small town of Rio Vista and the Delta. But about an hour northeast of San Francisco, midway through southern ...

Orange pore fungus (Favolaschia claudopus) Alan Rockefeller via iNaturalist, CC BY-SA 4.0 On my very first guided mushroom hike at Joaquin Miller Park, 30 long years ago, I was gobsmacked at the idea ...

August 13, 2026: As forecasts have changed, we’ve updated the text to indicate that a “very strong” El Niño for this fall and winter is almost certain. The Climate Prediction Center is also now ...

After the Buttes erupted, from about 1.4 million to 630,000 years ago, a vast freshwater lake filled the Central Valley. Cleo Vilett In the vast flatness of the Sacramento Valley, encircled by a ...

Pastures are visible from a derelict milking barn at the historic D Ranch, founded in 1870 and abandoned after the creation of Point Reyes National Seashore. There’s an ambitious plan to restore these ...

The main draw of Sobrante Ridge Botanic Regional Preserve is the pallid manzanita (also known as Alameda manzanita), a California endangered plant species that only grows in the East Bay, and ...