The Minnesota Pollution Control Agency has issued a statewide air quality alert through 9 a.m. Monday because of Canadian ...

A major pulp mill in British Columbia has been fined after racking up nearly two dozen air pollution violations.

Heavy-duty vehicles contribute significantly to the two things that have gained notoriety for exacerbating urban air ...

A series of live maps from Windy.com highlighted which parts of the U.S. were experiencing elevated levels of air pollution on Friday. The maps showed data for multiple types of pollutant, including ...