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.

Delhi air pollution: The air quality in the national capital has worsened with the air quality index (AQI) reading reaching a mark of 483, which is in the ‘severe plus’ category. An AQI of 450 and above is categorised as ‘severe plus’. All the stations for SAFAR-India recorded AQIs of at least 450.

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

The Supreme Court is scheduled to hear on Monday a plea seeking enforcement of measures to curb air pollution in the national capital

After reaching a peak, Delhi’s AQI has remained in the ‘severe’ category for the fourth day in a row. Covered in a thick blanket of fog and pollution, the poor visibility has even caused many school to remain closed for the past few days.