The primary pollutant in Milwaukee on Monday is PM2.5, which can be caused by wildfire smoke, vehicles and power plants.

Everything from candles to gas stoves can create pollution inside homes. Here’s what health experts do to keep their homes healthy.

Add Yahoo as a preferred source to see more of our stories on Google. FILE - The city center of Essen is seen through the fog as German Federal Environment Agency warns about poor air quality in ...

Recent study finds long-term exposure to wildfire smoke raises stroke risk more than other air pollution sources. - Greenline ...

U.S. Steel’s Clairton Coke Works outside Pittsburgh — a 392-acre riverside industrial facility and the largest of its kind in the Western Hemisphere — killed two U.S. Steel workers and injured 11 ...

The air inside your home may be five times dirtier than the air outside and this issue worsens in winter. I asked air quality specialists about common culprits for indoor air pollution ...

Researchers at Northwestern University released a study last week that found far more wood smoke from rural areas gets blown into cities during the winter than previously believed, where it poses ...

A drone equipped with low-cost air quality sensors has revealed unexpectedly high concentrations of particulate matter at ...

Delhi saw unusual air quality patterns in February as pollution improved at night but worsened before sunrise, pointing to meteorological factors ...