Sulfur dioxide is a toxic air pollutant released predominantly from vehicle exhaust, industrial emissions, and burning fossil ...

The Meter Pro from SwitchBot is so easy to use, and will keep me updated on firework smoke, air hazards and more.

As smoke from Canadian wildfires has made its way into the U.S., it is important to understand how the air quality index works. Here's what each color code means.

Smoke from wildfires in Canada has drifted into the U.S., prompting air quality alerts for Americans as it continues to spread. But when officials and forecasters classify a city's air as ...

Air quality increases the risk for depression A new study finds poor air quality is linked to a heightened risk for depression. Depression is a classified as a mood disorder.

Here’s how to understand the Environmental Protection Agency’s Air quality index (AQI), which measures, on a 300-point scale (along with six categories and advisories), the quality of air in ...

Bad air quality from things like wildfire smoke can be dangerous. Why it happens, what's considered bad, and how to protect yourself and your pets.

Chicago's poor air quality issues have persisted since Tuesday, when the city ranked in the No. 1 spot for the worst air quality in the world, according to the World Air Quality Index.At that time ...

The city had among the worst air quality in the world for a time on Wednesday and officials warned that poor air quality in the area would likely last into Friday. By Dan Bilefsky Toronto has ...

What to do when the air quality bad and how to protect yourself. While it is still safe to go outside under hazy skies, the weather service has said “sensitive groups” can be more prone to the ...