An annual report from the American Lung Assn. showed that Los Angeles has improved its air quality but still deserves its ...

The iconic skyline of downtown Los Angeles has been clouded by smog for decades, so this title should come as no surprise to ...

Southern California has the smoggiest air in the country (“Los Angeles remains nation’s smoggiest city for 25th time in 26 years, despite progress,” April 23). The human toll of smog isn’t ...

After nearly 10 days of an inversion along the Wasatch Front, the smog is finally clearing out ... This week, Manhan said there was a thick layer of fog trapped due to the inversion.

Despite decades of progress in reducing air pollution, Los Angeles is still the nation ... Southern California has been choked by smog since the mass adoption of the automobile.

A layer of smog lingers above the Port of Los Angeles. (Associated Press) 35,180 people played the daily Crossword recently. Can you solve it faster than others?35,180 people played the daily ...