As Delhi’s air quality improved to the ‘moderate’ category on Thursday, the people residing in the capital city breathed a sigh of relief. According to the Central Pollution Control Board (CPCB), at 9 in the morning, the air quality index (AQI) at Anand Vihar was 170 while in DTU, Delhi the AQI docked at 127. In Aya Nagar, Jawaharlal Nehru Stadium and Major Dyan Chand National Stadium, the AQI was 119, 118 and 126 respectively. Even at major traffic junctions of the city such as ITO, Mandir Marg Ashok Vihar, and RK Puram, the AQI was — 141, 131, 157 and 106 respectively. It should be noted that marginal deterioration to the ‘Poor’ AQI category is forecast for November 29.