Picture it: July 8, 1943, Los Angeles, California. You go outside and are inundated by a mysterious brown haze in the air that smells gaseous. This is unprecedented, and nobody knows what could be ...

Windows down, gas mask on. Sera Segal-Alsberg brought out the heavy duty protection during an L.A. smog alert in June 1979. (Boris Yaro / Los Angeles Times) A handsome man with the physique of the ...

When you think of Los Angeles, you think of smog. But have you ever heard about the day when smog just showed up in Los Angeles? An impressionistic trip with producer Aric Allen through the hazy ...

Smog. Here in Los Angeles, we all know it exists. In fact we live with it. And most of us know its primary source is cars and trucks. But the story of how it got here and what was causing it is as ...

For anyone who has ever been stuck behind a car belching thick black plumes of pollution, Southern California’s smog cops have a message that some will find reassuring: They will soon be scanning the ...

For decades, Southern California has waged a slow but successful war on smog. Through vehicle emissions rules, clean-fuel standards and other tough measures, officials have lifted the choking pall of ...

A walk through Los Angeles these days, and you're likely to see something almost as bizarre as highways without bumper-to-bumper traffic -- clean, clear skies -- and little smog. Los Angeles, the city ...