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 ...

Is it fog or smog? This is the question that often comes to our minds, especially in winter in Delhi, when both weather phenomena coexist. Mist and fog are caused by water droplets in the air ...

At its peak, the smog covered the view of the mountain range ... We were seeing a lot of fog, especially close to the Great Salt Lake," Manhan said. This week, Manhan said there was a thick ...

BEIJING--Authorities issued their highest warnings for fog and haze on Tuesday as smog enveloped major cities in northern China, warning the public that visibility could drop to less than 50 ...

“Donora Death Fog — Clean Air and the Tragedy of a Pennsylvania Mill Town.” “Rumor of Blue Sky,” a 2009 documentary about the smog disaster created by Janet Whitney and Andrew ...