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 cities – 13 – are in the world’s most populous country, India, where booming ...

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 to the latest report by IQAir.

According to the 2024 World Air Quality Report by equipment manufacturer IQAir, New Delhi fares much worse than the capitals of Bangladesh, Pakistan and Nepal.

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

By contrast, heavy pollution levels were found in Africa and Central & South Asia. All up, the five most polluted countries ...

Delhi continued to be India's most polluted megacity during winter 2024-25, with PM2.5 levels averaging 175 micrograms per cubic metre. Though pollution levels decreased compared to the previous year, ...

BANGKOK: Residents of the Thai capital once again face unhealthy air quality today, as IQAir places Bangkok firmly in the top ...

A deadly fungal epidemic in Brazil is evolving fast: pollution, cats, and genetics may be fueling its unstoppable spread.

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 cities – 13 – are in the world’s most populous country, India ...