Mongolia is the
world’s most polluted country and also home to one of the world’s most polluted
cities — Ulaanbaatar. Mongolia is the world’s most polluted country and
also home to one of the world’s most polluted cities — Ulaanbaatar.
Botswana. . Wild fires and pollution from the mineral industry are the
main sources of the country’s poor air quality. Copper smelting for example has
been blamed for sulfur dioxide and nickel emissions.
