Proposition 45 would make far-reaching changes to environmental review for "essential" projects that would be difficult to alter.

A lithium-ion battery fire in California that triggered widespread evacuations is again raising alarms about how and where the technology is stored.

Robina Suwol is Executive Director of California Safe Schools (CSS), a celebrated children's environmental health and justice coalition founded in 1998 to ensure toxic-free environments in and around ...

Because of the war in Iran, the cost has climbed past the record it reached in 2022 after Russia’s full-scale invasion of Ukraine.

Exposure to particulate matter is associated with adverse health outcomes such as cardiovascular and neurological diseases. However, there are few intervention studies that have examined short-term ch...

The administration has revoked funding for bike paths, and encouraged removing some. A cycling advocate said it is playing on the idea of “that dork on a bike.”

If everybody cycled like the Dutch, we could offset the UK or Australia’s entire carbon footprint.

How a tiny startup plans to float nuclear reactors off Long Beach to keep the lights on

Scientists have found that people are being exposed to more toxins than previously known.

Bluecore Energy is working to develop small modular nuclear reactors that will generate electricity to power the port’s operations and vessels,

We know that air pollution is bad for us, and if we think about it, it's probably obvious that it's particularly bad for our lungs.

MIT and Technical University of Munich researchers uncovered tiny electrical imbalances between crystals of solid electrolyte material that hurt the performance of solid-state batteries.

Nearly one month after the warehouse fire in Boyle Heights, there's still millions of pounds of rotting food inside the 250,000-square-foot section of the warehouse that wasn't destroyed.

The Ninth Circuit Court of Appeals just limited EPCA preemption. The decision is a huge and important win for clean air.

Study of more than 2,000 men identifies epigenetic changes linked to exposure to common outdoor pollutants

The National Park Service will launch a dazzling 850,000 fireworks in the nation's capital this year. Officials acknowledge the potential health risks.

Hunter Sowards reports from Boyle Heights, where she speaks with Boyle Heights residents who are still forced to deal with the putrid stench of spoiled food and a rodent infestation after the Lineage ...

Air pollution fell substantially as the city restricted car traffic and made way for parks and bike lanes.

Toxic air has covered the San Gabriel Valley and beyond at times, as the fire continues to burn and the wind shifts the pall in different directions.

With the Boyle Heights fire burning for a sixth straight day, here is an update on the latest conditions.

The flames reached an ammonia line, which started off-gassing and led to several small explosions, according to the Los Angeles Fire Department.

So far this year, the South Coast air basin, which includes Los Angeles, Orange, Riverside and San Bernardino counties, has seen 39 days when the concentration of lung-irritating ozone exceeded the fe...

SolutionsCelebration Thursday, June 4, 2026 San Pedro, California CCA launches a reimagined flagship experience: a full-day, immersive journey through California’s zero-emission revolution. Where the ...

Dr. William “Bill” Burke, Los Angeles civic leader and founder of the L.A. Marathon, passed away on May 29, at the age of 87.

The military is not a concierge service for powerful public officials.