LAHORE: Lahore has once again topped the list of the world’s most polluted cities, as air quality levels in the provincial capital reached hazardous levels on Monday morning. According to the Environmental Protection Agency (EPA), Lahore’s Air Quality Index (AQI) surged to 332, placing it in the “hazardous” category. Faisalabad followed closely with an AQI of 325, while Sheikhupura recorded