Shiv Sena (UBT) leader Aaditya Thackeray on Friday campaigned in Colaba area of south Mumbai ahead of the BMC Election 2026. Pics/Sameer Abedi

Smog has enveloped large parts of Mumbai as air pollution levels worsened on Sunday. The air quality index (AQI) reached 132 citywide, placing the metropolis in the ‘unhealthy’ category. Despite relatively cool weather, pollution has remained a major concern, affecting residents across the city (PICS/SHADAB KHAN)