Delhi News Live Updates: "Scaling down of preventive measures to tackle pollution in national capital will require prior permission of court," Supreme Court told Delhi government.

India said on Sunday that it would tighten restrictions including on construction activities and vehicle movements in New Delhi and surrounding areas from Monday to combat worsening air quality. The new measures,

The Indian capital closed all schools, banned lorries and halted construction work on Monday as air quality in New Delhi plummeted to its worst level this year, with a thick layer of yellowish haze engulfing the city of 22 million.

In Delhi NCR, GRAP Stage 4 was implemented by the Commission for Air Quality Management (CAQM) at 8 a.m. today after the Air Quality Index (AQI) fell into the "severe plus" category. This decision was reached following an urgent meeting of the GRAP subcommittee on November 17,

The Supreme Court agreed for an urgent hearing of a plea on Monday seeking directions to curb air pollution in the national capital and adjoining areas.

The air quality in Delhi deteriorated, prompting GRAP IV restrictions. Schools for students up to Class 11 will switch to online learning, construction work will be banned, and only specific vehicles