Workers used reclaimed wood to create benches, stairs, and fences to help people trek the Ben Johnson trail safely ...

Given Muir Woods’ unique draw, with more than 19 million annual visitors, the retrofitted Ben Johnson Trail is a steep ...

SAN FRANCISCO (KGO) -- Marine scientist Dr. William Cochlan is old friends with the tiny algae blamed for the recent devastating bloom in San Francisco Bay. He and his colleagues at the Estuary ...

A growing number of wild Chinook salmon are turning up and spawning in a most unlikely place: an urban stream in the South Bay.

SAN FRANCISCO — Six gray whales have died in and around the San Francisco Bay over the past week, bringing the total number of whales that have washed up this year to 15, according to the ...

The San Francisco Fire Department rescued eight people from a capsized boat in the bay on Saturday afternoon.

A prehistoric fish that can grow up to 20 feet in length and is still found in the San Francisco Bay is seeing a steep decline in population across California, ...

The San Francisco Bay Ferry service, connecting the East Bay with San Francisco, is on track to have more riders this summer than in 2019.

Officials agree that stemming nitrogen pollution’s impact on the Buzzards Bay watershed is an expensive proposition. But where's the money?

Casa Grande High School students are part of a unique program that could help bolster the population of steelhead trout in the Petaluma watershed.

Driving north along Interstate 280 toward San Francisco, you’re only a few miles from the sprawling suburbs of San Mateo County.

The announcement follows the Chesapeake Bay Program acknowledging many of the goals of the original Watershed Agreement would not be met by the 2025 target date.