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

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

President Trump's EPA administrator aims to roll back environmental protections in an effort to reduce the agency's spending.

But Byrnihat, India was the most polluted metropolitan area in 2024, the IQAir report said. The city had an annual average concentration of 128.2 micrograms per cubic meter of air. India was home ...

World's most polluted city is located in India, its not New Delhi, Noida, Faridabad, Gurugram, Kanpur, Kolkata, Patna, Mumbai, the name is..., state is.... The list ...

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 ...

Thirteen of the world's twenty most polluted cities are in India, with Byrnihat being the most polluted globally. Delhi remains the most polluted capital city, and India's PM2.5 levels exceed the ...

HONG KONG — Six out the world’s 10 most polluted cities are in India, while California has the worst air pollution in North America, a new report shows. New Delhi was the most polluted capital ...