Thick smog began descending over Belgrade in November ... In Bosnia & Herzegovina, the capital Sarajevo issued a public alert on January 22, advising residents to stay indoors as PM2.5 levels ...

“It’s very hard to breathe and to live in Sarajevo during these smog episodes,” said 66-year-old retiree Senada Dzaka. “Sometimes it stays like that for several days in a row, and it makes ...

Vietnam’s capital Hanoi topped the list of the most polluted major cities for the first time in history, followed by India’s Delhi, Bosnia and Herzegovina’s Sarajevo and Bangladesh’s Dhaka.