All but one of the world’s top 20 most polluted cities last year were in Asia, a new study shows. The majority of these ...

Data from more than 40,000 air quality monitoring stations in 138 countries, territories and regions were analyzed for the ...

The countries with the worst air quality included Bangladesh and India, according to an annual report from IQAir.

Chad, in central Africa, is the world’s most polluted country, while California has the worst air pollution in North America, ...

India, the fifth most polluted country in the world, is home to 13 of the top 20 most polluted cities in the world, according ...

The other four cities are in Pakistan, and one in China and Kazakhstan, respectively. Notably, the city which is outside Asia ...

IQAir's report highlights that 13 of the top 20 most polluted cities worldwide are in India, including Mullanpur and ...

According to the latest IQAir report, Delhi stands out as the most polluted capital globally and the most polluted ...

Thirteen of the world's twenty most polluted cities are in India, with Byrnihat being the most polluted globally. Delhi ...

Patna: Seven cities in Bihar have featured among the world's top 50 most polluted cities, according to the World Air Quality ...

Thirteen of the world's top 20 most polluted cities are in India, with Byrnihat in Assam topping the list, according to a new ...