IQAir – a Swiss company that tracks global air quality – published a report that stated that Byrnihat, which has turned into ...

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 ...

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 ...

More than 200 rivers around the world have been analysed to reveal the water quality and what lurks beneath the surface.

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

A small city on the Meghalaya-Assam border, nearly 2,000 kilometres away from Delhi, is the most polluted in the world, ...

This article reveals the 10 most polluted countries in the world, including India and Pakistan, based on the average ...

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

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 ...