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.

Poor air quality poses serious health risks to humans. Industry, energy, and the transportation sector are all major ...

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 ...

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

Fewer than one in five global cities met World Health Organization air pollution standards in 2024 with Central and South ...

According to the ranking in IQAir's 2024 World Air Quality Report, these are the 10 U.S. cities with the worst pollution in ...

The World Air Quality Report 2024 reveals India's pollution crisis, with Delhi as the most polluted capital globally.