Air Quality Numbers Explained: As pollution in Delhi continues to rise without pause, residents are constantly checking the AQI levels to decide when it might be safe to step outdoors. Air Quality ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online resources, ...

Canadian wildfire smoke is affecting air quality in parts of Michigan. The EPA's air quality index (AQI) uses a color-coded scale to inform the public about air quality and associated health risks.

Weather conditions trapping wood smoke pollution near the ground prompted the Bay Area Air District to issue a Spare the Air ...

According to Dr. Gunawardena, since yesterday (18), the Air Quality Index (AQI) has ranged between 150 and 200 in the ...

Air pollution levels are in the "unhealthy" category across parts of the Plumas National Forest and the Sierra Valley early ...