Mumbai has been struggling with bad air for a long time now. Although the city has seen some improvement in recent years, the air quality gets worse in the winter months. This has raised concerns about how it might affect people's health in the long term.

As of Sunday, December 24, Mumbai's air quality was 'moderate' and the Air Quality Index (AQI) stood at 159. Several areas of the city recorded 'moderate' air quality with a few exceptions.