According to the air quality index, Sarajevo is by far the most polluted city in the world tonight.

The pollution index is 360 currently, which is also a sign that the air is dangerous to life. PM 2.5 particles are the most abundant in the air, as well as a large number of PM10 particles.

The concentration of PM 2.5 particles is currently 61.6 times higher than the air quality guidelines set by the World Health Organization.

Among the most polluted cities in the world today, are Kolkata and Delhi (India), Dhaka (Bangladesh) and Lahore and Karachi (Pakistan).