In a post on X, Singhvi said, "The air is grey, the lungs are black, and the BJP's accountability is invisible. "Singhvi's comments come as Delhi continues to reel under alarming air pollution levels. According to the Central Pollution Control Board (CPCB), the Air Quality Index (AQI) in several parts of the city remained in the "very poor" category on Wednesday morning. According to CPCB data, the AQI in the RK Puram area of southwest Delhi remains "very poor" at 380, as of 7:00 am today. "Aam Aadmi Party is fully focused on proving that the pollution here in Delhi is due to Diwali.