The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

The Dyson HEPA Big + Quiet air purifier is on sale at Amazon for $599.99, down from the normal price of $899.99. That's a 33% discount.

Air quality in Pittsburgh is improving, according to year-over-year data. Why it matters: Long-term exposure to poor air quality is harmful to your health and has been a problem in Pittsburgh for ...

Maharashtra forms committee to explore replacing fossil fuel vehicles with CNG and electric options for better air quality ...

Facing the uncertainties of droughts, wildfires, blackouts, poor air quality, mudslides and flooding, here are some ideas ...

The 5014iQ and 5030iQ monitors from Thermo Fisher deliver accurate particulate measurements, enhancing air quality management ...

Air mattresses are great to have on hand for your overnight guests or when you travel. The best air mattresses easily and quickly inflate and deflate, have stable, comfortable sleeping surfaces ...

The seven-member committee is expected to conduct a study and submit a report with compilation of recommendations within ...

An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

The Oregon Department of Environmental Quality issued an air quality advisory for Eastern Lane, Eastern Linn, Eastern Marion, ...

Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.

Forecasters are warning that air pollution may become trapped and adversely affect humans, due to weather conditions in the U.S.