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

Delhi's air quality remained in the 'severe plus' category, triggering the implementation of GRAP-IV measures. These include traffic restrictions, bans on construction, and recommendations for school closures and work-from-home arrangements to combat the pollution crisis.

The Delhi government has also announced the suspension of physical classes in schools, except for students in Classes 10 and 12.

All stations in Delhi recorded an AQI over 400 on Sunday, with Bawana (490), Ashok Vihar (487) and Wazirpur (483) appearing as the most polluted at the 7 pm mark.

Air quality in northern India has worsened over the past week, with New Delhi's AQI recording a reading of 465, classified as "severe plus category", on Sunday evening due to unfavourable meteorological conditions,

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.