California Democrats faced backlash from climate change lobbyists and activists over appearing to roll back environmental ...

Harmful algae blooms have been rapidly producing in a place previously too cold to host the toxin: the Arctic.

The state's ambitious Climate Superfund legislation would hold fossil fuel companies liable for emissions, but continues to face fierce opposition.

As of last month, 26.1 percent of California’s lands and 21.9 percent of its coastal waters are under “long-term conservation and care,” according to a new progress report published Monday by the ...

The flood disaster in Texas claimed dozens of lives. Extreme floods also bring dangers in parts of California, although ...

Deadly floods like Texas’ are rare in California, but climate change-fueled storms could make them more likely, climate ...

A sweeping reform to the California Environmental Quality Act has divided environmentalists and climate advocates.

While extreme rainfall events are less common in the Golden State than in the South, scientists warn that flash flooding is ...

In Southern California, large warehouses must take steps to reduce the pollution caused by truck visits, either by switching ...

Two Supreme Court decisions support the argument by youth challengers that they can sue the Trump administration over climate ...

In the past, severe storms such as Tropical Storm Kay and Tropical Storm Hilary have flooded Owens’ off-lake dust sources, ...

A team of University of California (UC) researchers say they have developed a tool that could help steer the aviation sector ...