On November 19, as many as 22 of the 35 air quality monitoring stations in Delhi recorded an air quality index (AQI) reading ...

Experts warn this temporary relief may not last, with pollution levels likely to rise over the weekend as wind speeds ...

The air quality in the national capital fell back to 'very poor' from being in 'severe' category a day before.

C&EN assistant editor Fionna Samuels discusses the steps taken by schools in Boston and Colorado to monitor and control air ...

While there are valid reasons for implementing other measures under the Graded Response Action Plan to improve the Air Quality Index, closing schools for physical classes makes the least sense ...