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

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

All 20 of the world’s most polluted cities last year exceeded WHO PM2.5 guidelines by over 10 times, the IQ Air report showed ...

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

Less than one-fifth of the cities worldwide met the international criteria for clean air in 2024, a global study has found.

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

Air pollution remains a major health risk. In the U.S., California has the most polluted cities, while Hawaii and Washington ...

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

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

Bangkok has landed among the world’s most polluted cities, ranking eighth in the latest IQAir report, with an AQI of 141 this ...

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