The Supreme Court on Monday refused to lift the measures being implemented under the fourth stage of the Graded Response Action Plan (GRAP) in view of deteriorating air quality in the national capital.

Delhi experienced improved air quality on Sunday, reaching the 'poor' category with an AQI of 297 after a severe Saturday. Westerly winds, reaching up to 15 kmph, helped clear the air. Despite the improvement,

People of Delhi on Sunday heaved a sigh of relief as the average Air Quality Index (AQI) witnessed a notable drop by 94 points but still remaining in 'very poor' category.

The Supreme Court also observed that the Delhi government did not properly follow Group 4 guidelines between November 18 and 23. The court said that appropriate steps were not taken to stop trucks from coming to Delhi.

Air pollution in North India persists, with Delhi’s air quality at ’very poor’ today. Classes in Gurugram, Noida, and Faridabad remain suspended. The AQI improved from ’severe’ to ’very poor’ but remains hazardous,

On Monday morning, Anand Vihar reported an AQI of 334, Ashok Vihar at 312, Bawana at 322, Chandni Chowk at 244, Dwarka at 297, IGI Airport at 260, Jahangirpuri at 323, Mundka at 340, Narela at 311, Patparganj at 287,