All 12 Bay Area “critical habitat” groves in a proposed federal threatened listing include eucalyptus. How do we protect a ...

The boardwalk at LaRiviere Marsh in Fremont, part of the Don Edwards San Francisco Bay National Wildlife Refuge. (Photo by Hilary Clark) Essays The Refuge On the Wild Side of Silicon Valley You could ...

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Young kelp, on PVC pipes under grow lights at the UC Davis Bodega Marine Laboratory. Once these babies are three months old, they’ll leave their sheltered lab lives and be outplanted on the seafloor ...

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

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 ...

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 ...

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

Inspired by the science of beaver wetlands, activists tackle a long-held belief that beavers aren't native to much of California.

Indigenous land repatriation is much discussed and little practiced in the Bay Area. Why is it so hard to return stolen land?

The open hills along the Carquinez Strait are home to working ranches and open space preserves that are meeting places for native species from both the coast and the Central Valley. Today's quiet ...