The epic rain and snow from a few winters ago appears to have changed the lake's chemistry, with big impacts for wildlife.

Imagine a city where public buses hum quietly along tree-lined avenues, skyscrapers glitter with solar panels, and rivers run ...

The San Francisco Public Library is in the midst of a monthlong event series aimed at teaching residents how to address ...

San Francisco is one of several major cities with a sewage system which can get overwhelmed during storms. A case concerning the city's water quality violations is headed to the Supreme Court.

Moving against the tide of Trump administration orders rolling back action on climate change, San Francisco State plans to debut a new twist on an old graduation requirement about the environment.

An endangered species of fox that has surfaced on a Central Valley college campus is providing proof that one of the biggest weapons against climate change is maintaining biodiversity of the planet.

Is San Francisco's iconic fog going away? Here's a look at why climate change may be a factor.

The future of San Francisco’s iconic fog has been debated in media stories during recent years, and some experts note a diminished cloud cover along the California coast that could lead to a warming ...

San Francisco Zoo mourns the death of Tenzing, a beloved 12-year-old male red panda, due to suspected sarcocystosis.

Bookstores in San Francisco have pulled “Harry Potter” books from the shelves over J.K. Rowling’s anti-trans views and in ...

San Francisco is one of several major cities with a sewage system which can get overwhelmed during storms. A case concerning the city's water quality violations is headed to the Supreme Court.