SARAJEVO (Reuters) - A blanket of fog and smog descended on the Bosnian capital of Sarajevo this week, reducing daytime visibility to a few dozen metres and forcing residents indoors as pollution ...

There’s long been a rivalry between China’s two best-known cities, Shanghai and Beijing, ranging from political cliques to business interests. A few areas where Shanghai supposedly had the lead were ...

Talcher tops India’s pollution charts with AQI 355, while Angul, Baripada, Cuttack, and Bhubaneswar also record hazardous levels.

Contrary to popular belief, Byrnihat in Assam, not Delhi or Ghaziabad, has the highest PM2.5 pollution levels in India.