City staff and community members planted a California sycamore tree at Aliso Beach Park on Thursday in Laguna Beach’s eighth ...

For the first time, a new study finds climate change is now the primary driver of biodiversity loss in the United States. Researchers examined the five predominant threats facing 2,766 imperiled ...

Coast Guard rescue missions failing after running into unexpected currents. Surprise atmospheric river storms flooding downtown San Francisco. Seafood contaminated by unseen algal blooms. California ...

Four months into Trump’s second term, backers of the state's climate law are hoping it will allow them to hold polluters ...

An "unprecedented" toxic algae bloom has overrun the coast of Southern California, sickening marine animals and staining the ...

Southern California could be dealing with its worst toxic algae bloom ever. Domoic acid toxicosis associated with a bloom off ...

Harmful bleaching of the world’s coral has grown to include 84% of the ocean’s reefs in the most intense event of its kind in ...

While the Statue of Liberty may not be submerged, low-lying places like Ellis Island could be underwater. By 2100, sea-level ...

The California commercial ocean salmon season is set to be closed for a third year but recreational fishing opportunities, ...

The tiny ice inhabitants darken the glacier's surface, which can accelerate its melting. Glaciers are massive bodies of white ...

A minke whale that was swimming in Long Beach Harbor earlier this month died from domoic acid poisoning, according to ...