A new report on air quality across the United States offered a cloudy prognosis on the long-term health of about 156 million residents who live in areas that received an "F" in smog and soot pollution ...

Factory pollution is changing the weather—but not in the way you might think. The tiny aerosol pollution particles poured out by industrial factories can trigger ice to form in the atmosphere, ...

SARAJEVO (Reuters) - A blanket of fog and smog descended on the Bosnian capital of Sarajevo this week, reducing daytime visibility to a few dozen metres and forcing residents indoors as pollution ...