The term “smog” is a contraction of the words “smoke” and “fog.” Smog usually consists of soot particles, sulfur dioxide, and other compounds. The citizens of Los Angeles initially blamed the ...

"The combination of coal smoke and fog in that event gave rise to the word 'smog,'" said Jon Martin (archived here) as atmospheric and oceanic sciences professor from University of Wisconsin ...

The combination of dense fog and smoke is expected to create hazardous travel conditions across southeastern Louisiana throughout Super Bowl weekend. A large marsh fire broke out southwest of New ...