The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

The Air Quality Index (AQI) is a national system developed by the U.S. Environmental Protection Agency (EPA) to translate various air pollutant concentrations into a single, easy-to-understand number.

Wildfire season is upon us, and smoke is reducing air quality through swaths of the country. Environment Canada suggests ...

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

Manitoba is looking to expand the infrastructure it has to monitor air quality, a step experts say is important to better map ...

The current infrastructure also isn’t set up to fully account for the shifting behavior of wildfire smoke, which can travel ...

Dealing with air pollution presents a major environmental challenge in smart city environments. Real-time monitoring of pollution data enables local authorities to analyze the current traffic ...

Delhi's air quality remains "satisfactory," with light rain recorded and a yellow alert for possible moderate rainfall on ...

Neighboring states have air quality guidelines for sports, so why doesn't North Dakota? Minnesota, South Dakota and Montana follow thresholds to postpone or cancel games, but even those vary ...

Air pollution involves complex interactions between meteorological factors, emissions, geographical features, and human activities. Traditional statistical models often struggle to capture these ...

If the air feels a little heavier today, you're not imagining it. A health advisory for elevated air pollution levels remains in effect through 11 p.m. today, Wednesday, June 25, across much of the ...