India, March 12 -- Mumbai woke up to a thick layer of smog across several parts of the city on Thursday, reducing visibility. Bollywood star Deepika Padukone raised serious concerns about the deteriorating air quality in Mumbai and urged authorities to take urgent action for the health of its citizens.

Taking to Instagram Stories, the actor shared a screenshot of the city's Air Quality Index (AQI) map, which showed alarming pollution levels across several parts of the metropolitan region.

Expressing worry over the situation, Deepika wrote, "The citizens of this city and its children are choking! How is this okay!?" She also tagged the city's civic authorities, including the Brihanmumbai Municipal Corporation and its health department, u...