Kuwait's air quality index (AQI) was recorded at 174 today, making the country's air most polluted in the world this morning.
Dhaka's air quality was marked as 'unhealthy for sensitive groups'.
Kuwait's Kuwait City, Netherlands’ Rotterdam and Amsterdam occupied the first three spots on the list, with AQI scores of 174, 170 and 158, respectively.
An AQI between 151 and 200 is considered ‘unhealthy’ while between 201–300 is ‘’very unhealthy’, and 301–400 is 'hazardous', posing severe health risks to residents.