With 132 days of 'poor' AQI and 24 days of 'very poor' AQI recorded in 2024–25, Gurugram has emerged as the second most polluted city in India in terms of bad air quality days, according to data presented in the Lok Sabha. Only Byrnihat (Assam) fared worse, logging 164 such days, including 98 'poor' and 66 'very poor' days.X