In “Smog and Sunshine,” UCLA’s Ann Carlson tells of the scientists, lawyers, government officials and community members ...

The Los Angeles-Long Beach area retained its dubious distinction as the nation's smoggiest region, with ozone pollution getting worse over the past year, according to an annual report by the American ...

This is read by an automated voice. Please report any issues or inconsistencies here. A city of swans, that’s us. From the world’s vantage point, Los Angeles can look like a place that glides serenely ...

This is read by an automated voice. Please report any issues or inconsistencies here. According to the 2026 State of the Air report, Los Angeles remains the most ozone-polluted metro area nationally ...

El Paso and Los Angeles were among the most polluted areas in the United States last year, according to a new air quality report that evaluated pollution levels around the world in 2025. The report is ...

Living in Los Angeles isn’t just sunshine and palm trees and if you’ve been here longer than a month, you already know that. The city has a way of making even the cleanest homes feel grimy almost ...

It’s fair to say that the descent of suffocating gray clouds into the Los Angeles basin on the blazing hot day of July 26, 1943, caused unhappy sensations in the ever-growing metropolis beyond the ...