there were nine days when the EPA’s measurement of air-borne particulates — known as the Air Quality Index or AQI — climbed ...

The air aloft is warmer than the air on the surface, which traps all the particulate near the surface, causing decreased air ...

The air quality in Delhi plummeted to its worst level today, with the AQI falling into the “severe” category. According to ...

As wildfires raged in New Jersey and New York, health officials closely monitored air quality. Here's what they say about ...

The Ministry of Environment and Climate Change launched today the updated version of the Air Quality Platform on its official ...