If you were on social media last week or checked the Minnesota Pollution Control Agency website, you may have noticed an air quality alert was issued for parts of Minnesota, including McLeod and ...

and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air quality is closely tied to weather patterns. Clear, breezy days help ...

But as the fires burned through houses, cars and industrial areas, they spewed out vast amounts of smoke, ash and noxious gases that spread across the city. Indicators ... temporal density to tell us ...

Naturally, people in the Los Angeles area are reaching for their phones to see what the Air Quality Index (AQI ... even when the AQI can’t tell us the full picture. How to think about risk ...

The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the general public may experience health effects and members of sensitive ...

Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality Index numbers returned to “healthy” or “moderate” levels this week in L.A. County, but they shouldn ...