India, Jan. 4 -- The Mumbai Metropolitan Region Development Authority (MMRDA), which is overseeing several large-scale infrastructure projects across the Mumbai Metropolitan Region, has begun monitoring particulate pollution levels at construction sites, including metro car depots and ready-mix concrete (RMC) plants, amid concerns over worsening air quality in the city.

Officials said the monitoring of PM2.5 and PM10, microscopic airborne particles that pose serious health risks, began in mid-December, soon after the Brihanmumbai Municipal Corporation (BMC) initiated action against contractors for violating air pollution norms. According to sources in the Mumbai Metropolitan Region Development Authority, pollution monitoring is currently...