KTLA's Kimberly Cheng reports on the worsening crises of marine animals dying from domoic acid poisoning. April 24, 2025.

A harmful algal bloom off the Southern California coast continues to sicken and kill marine life, with at least seven dolphins washing ashore this week alone in Venice Beach. Marine experts are

A report from the LA County Economic Development Corporation said the tariffs threaten $500 billion in revenue for the region and put 2 million local workers at risk. Tom Wait reports.

Today, the state of California filed a lawsuit challenging Donald Trump's massive new tariffs. The complaint is available here. The arguments California

California cities nearly covered all five spots in the Top 5 Most Polluted Cities when it comes to year-round particle pollution in the U.S., according to the American Lung Association.

The LA area is once again the worst for ozone in the U.S., a pollutant impacting millions more people nationwide, the American Lung Association said.

Climate change is taking a visible and increasingly toxic toll on the air Americans breathe. According to a report released by the American Lung Association, nearly half of the people living in the U.