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San Francisco residents voted to permanently close the Upper Great Highway to cars and turn it into a park. That sparked a recall effort against a local lawmaker.

The Twentynine Palms Marine Corps base houses vulnerable young desert tortoises until they're hardy enough to withstand predators and drought. The endangered species' continued existence in the wild may hinge on programs like these.

The California Air Resources Board said vouchers for its E-Bike Incentive Project are temporarily unavailable after applicants flooded the agency with requests.

As government agencies prepare for a potential shutdown, questions about a potentially burgeoning H5N1 bird flu pandemic are top of mind for many public health and agriculture officials.

The world is getting wetter and drier at the same time, thanks to climate change. We need to act now before the problem spirals out of control.

In a new report, scientists say the U.S. is facing serious challenges as groundwater is depleted in many areas. They call for a national effort to safeguard aquifers.

California's Public Utilities Commission voted for a plan that could eventually shutter the Aliso Canyon gas storage site but some residents want swifter action.

The plant was scheduled to begin shutting down in November, but its lifespan was extended in a last-minute legislative deal struck by Gov. Gavin Newsom in 2022.

A series of atmospheric river storms are expected to impact Northern California over the weekend, meaning there could be some repercussions for holiday travel.

A UC Davis study found a population of Bay Area ground squirrels hunting and eating voles, suggesting the species may be more flexible in its diet than previously thought.