Experts said even though winds were predominantly calm on Saturday, they picked up late in the evening, with similarly strong winds recorded on Sunday.

The air quality in Delhi deteriorated to severe plus category last Sunday. On Monday, the condition worsened even more leading to the implementation of Stage 4 restrictions under GRAP. During the week,

Delhi’s air quality has deteriorated to severe levels, forcing Noida schools to operate online until November 27. The District Inspector of Schools confirmed the suspension of physical classes due to hazardous AQI readings.

Whatever the causes of the smog, by one ranking Delhi was not just the most polluted city in the world, but “nearly five times as bad as the second most polluted city, Dhaka,” in Bangladesh next door, as Shashi Tharoor, a leader of the opposition in Parliament and best-selling author, posted on X.

A resident near the Red Fort complained that apart from health issues, students cannot attend schools as most institutions remain closed while some switched to online classes.

Delhi’s air quality plunges into the 'severe' category again with AQI of 412, while Gurugram sees improvement amid stricter pollution measures.

Authorities in India’s capital have shut schools, halted construction and banned non-essential trucks from entering the city after air pollution shot up to its worst level this season.