Karachi city is in the top three among the most polluted cities in the world as of this morning.

The Air Quality Index (AQI), which was recorded at 9:20am this morning, indicates that the air quality in Karachi was extremely unhealthy making.

Lahore still maintained the first place on the list of most polluted cities, according to the AQI, with 393 particulate meters of air pollution.

Delhi is the second most polluted city in the world, with an estimated 355 meters of pollutants in the air, according to the AQI.

As per health experts, exercising outside should be discouraged during these days, and wearing masks is mandatory when going outside.