Delhi-NCR residents continue to grapple with deteriorating air quality as the overall air quality in the national capital remains in the severe category for a third day on Saturday morning, as per the SAFAR-India.The System of Air Quality and Weather Forecasting and Research (SAFAR)-India has said that the overall air quality in Delhi is in the severe category with an Air Quality Index (AQI) of 504.Air quality across Delhi continues to be in the Severe category as per the Central Pollution Control Board (CPCB).AQI in Anand Vihar area at 448, in Jahangirpuri at 421, in Dwarka Sector-8 at 435 and around IGI Airport (T3) 421 pic.twitter.com/ks3dgGZJtu— ANI (@ANI) November 4, 2023Delhi-NCR air quality On Saturday, at the Indira Gandhi International Airport (T3) the AQI was recorded at 571 while Delhis Dhirpur recorded an AQI of 542.Air quality across Delhi continues to be in the Severe category as per the Central Pollution Control Board (CPCB).AQI in Anand Vihar area at 448, in Jahangirpuri at 421, in Dwarka Sector-8 at 435 and around IGI Airport (T3) 421 pic.twitter.com/ks3dgGZJtu— ANI (@ANI) November 4, 2023The rising air pollution is a rising concern among the residents of the national capital. Many people have reported difficulty in breathing, itching of the eye, cough and other respiratory issues.In Noida, the air quality also rose to the severe category with an AQI of 576 on Saturday. In Noida Sector-116 AQI stands at 426 and in Noida Sector 62 at 428 as per the Central Pollution Control Board.On the other hand, Gurugram also fell under severe air quality with an AQI of 512.#WATCH | Delhi | The Latest ANI drone camera footage from the ITO area shows a layer of haze in the air. Visuals shot at 7:30 am today.The air quality in Delhi continues to be in Severe category as per CPCB (Central Pollution Control Board). pic.twitter.com/ahqWkwYtMu— ANI (@ANI) November 4, 2023#WATCH | Delhi | More visuals from ANI drone camera from the ITO area shows a layer of haze in the air. Visuals shot at 7:30 am today.The air quality in Delhi continues to be in Severe category as per CPCB (Central Pollution Control Board) pic.twitter.com/noSrqcnZCR— ANI (@ANI) November 4, 2023 Immediate action needed to curb pollution As a layer of smog engulfs Delhi, the National Green Tribunal (NGT) on Friday sought responses from the Chief Secretaries of the affected states and directed them to take immediate remedial action and submit the action taken report before the Tribunal.The NCT also added that immediate action is required for the prevention and control of air pollution in these cities to ensure better air quality for the residents.In view of the NGT seeks response of Chief Secretaries of the States where the cities AQI has dipped to severe, very poor and poor, are directed to take immediate remedial action and submit action taken report before the Tribunal, NCT said.