According to the air quality index, the number of polluted particles in the atmosphere of Karachi, Pakistan was recorded at 258 particulate meters. Meanwhile, polluted particles in the air of Lahore were recorded at 186 particulate meters.
As per the classification, pollution from 151 to 200 levels is harmful to health, pollution from 201 to 300 levels is dangerously harmful, and pollution above 301 levels is hazardous pollution.