Bay Nature connects the people of the Bay Area to the natural world around them. Find out more about our mission, programs, and magazine.

Bay Nature connects the people of the Bay Area to the natural world around them. Find out more about our mission, programs, ...

Fire The Burning Question in the East Bay Hills: Eucalyptus Is Flammable Compared to What? Twenty-five years after the Oakland Hills fire, people still disagree about whether blue gum eucalyptus is a ...

Photo by Scott Doniger Stewardship After Decades Away, River Otters Make a Triumphant Return to the Bay Area Scientists and volunteers track a remarkable return, and study how to keep it going ...

A group of coho salmon alevin, with intact egg sacks still visible. (Will Boucher) Conservation A Last Best Hope for Coho in the Russian River Now equipped with $8.4 million in federal money, ...

Geology Capturing the Flood in California’s Ancient Underground Waterways Long buried riverbeds can move and absorb excess stormwater, storing it for future droughts.

This is the lichen world’s version of Theseus’s paradox: Is an object that has had every part removed and replaced the same object?

When ranchers leave the land, what version of nature takes over? The park and The Nature Conservancy have ambitious restoration plans.

The Argentine ant is likely the most successful invasive species in California. But a 30-year dataset from Jasper Ridge Biological Preserve suggests they're not invincible.

Where kelp forests used to grow, now legions of purple urchins can blanket the ocean bottom, creating urchin barrens. The barrens will persist until something—disease, predators, starvation, or ...

To hear Roger Castillo tell it, all of the City of San José—its million inhabitants, its sprawling residential neighborhoods, its glittery glass high-rises and office-park tech campuses—is more or ...

Climate Change A Time of Reckoning in the Central Valley Climate change is upending agriculture and land use in California's Central Valley ...