Lahore air remains `hazardous` as Air Quality Index hits 447
(WorldNews Pakistan)

Lahore`s air quality remained `hazardous` with an air quality ranking of 447, according to Air Visual`s Air Quality Index (AQI) list on Wednesday. The Punjab capital is ranked the second most polluted city in the world, according to Air Visual, which records air pollution levels across the globe in real time. Delhi holds the top spot, with an AQI of 556 recorded on Wednesday. Read: No, India is not responsible for...