The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) But many Angelenos aren’t sure if the AQI tells the full story, especially given how ...

PHILADELPHIA (WPVI) -- With smoke blowing into the Philadelphia region from the wildfires in Canada, you may have heard a lot about the Air Quality Index or AQI. But what it is, exactly? The Air ...

When air quality is poor, fine particulate matter (PM 2. 5, PM10), nitrogen dioxide, and other contaminants can travel deeper ...

Delhi's air quality remains hazardous due to dense smog. Authorities have tightened pollution curbs, including restricting ...

New Delhi [India], Decemeber 16 (ANI): Low visibility at Delhi’s Indira Gandhi International Airport has disrupted aviation operations, leading to cancellations and delays for a significant number of ...

Delhi's air quality plummets to severe levels, with Jahangirpuri recording an alarming AQI of 498 amid thick smog.

The Commission for Air Quality Management on Saturday reimposed Stage 3 restrictions under the Graded Response Action Plan to ...

A dense blanket of smog continued to cover Delhi and its adjoining areas on Monday morning as the air quality remained in the ...