The air quality of national capital is continuously deteriorating with rise of pollutants in the atmosphere. Air Quality Index (AQI) is at 377 in Anand Vihar, in 'very poor' category, as per Central Pollution Control Board (CPCB) data. AQI is at 346 in Rohini, 329 in RK Puram, 377 in Anand Vihar and 363 in Mundka; all four in 'very poor' category as per Delhi Pollution Control Committee (DPCC) data. The AQI is in 'very poor' category at several locations in the national capital on October 27. Thick layer of smog enveloped in Delhi related to which residents raised their concerns. Delhi Government has launched campaigns like-'Yudh Pradushan ke Virudh' and 'Red Light On, Gaadi Off' to combat the problems of air pollution.