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Los Angeles remains nation’s smoggiest city for 25th time in 26 years, despite progress
An annual report from the American Lung Assn. showed that Los Angeles has improved its air quality but still deserves its ...
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Los Angeles Tops Smoggiest City List Again
Los Angeles is the smoggiest U.S. city for the 25th time in 26 years, despite reducing unhealthy ozone days by 40% since 2000 ...
These US cities have the worst air quality this year
More than 156 million Americans live among unhealthy levels of air pollution, an annual report from the American Lung Association found.
California's drought outlook will lead to more dust storms, poor air quality, study finds
Drought conditions in most of California will worsen air quality and increase airborne particulates like dust and pollen.
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Public health risks of urban wildfire smoke prompt push for more monitoring
The South Coast Air Quality Management District, a regional air pollution control agency, operates about 35 air monitoring stations across nearly 11,000 square miles of the Los Angeles ...
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Fresno Air Improves. Where Does It Rank in the US?
Fresno ranked third among the worst U.S. cities for air pollution, according to the American Lung Association’s annual State ...
Communities are unaware they’ve lived near toxic gas for decades. Why has no action been taken?
In a quiet California neighborhood near the 710 freeway in Compton, children on a recent afternoon chased each other at Kelly Park after school.
Amid more urban wildfires as climate change bites, how dangerous is the smoke?
Monitoring systems are not all encompassing and do not always pick up all of the hundreds of harmful chemicals released, ...