• 6 years ago
Ulan Bator is among the world's most polluted cities. The Mongolian capital topped New Delhi and Beijing as the world's most polluted capital in 2016, said Unicef in a report. Worried and desperate residents have resorted to drinking 'lung' tea and so-called 'oxygen cocktails' that manufacturers claim are anti-smog products even though the WHO says there’s no evidence the products actually work.

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