Cities in California make up a significant proportion of the country's most polluted places when it comes to air quality, according to the American Lung Association (ALA). The organization's 2025 ...

Two-year-old Sumaiya Ansari, a resident of India's Byrnihat town which is ranked the world's most polluted metropolitan area ...

The industrial town, located on the Assam-Meghalaya border, was ranked the world’s most polluted metropolitan ... Unlike Delhi and other major Indian cities where pollution typically spikes ...

The report then ranks the most polluted and cleanest U.S. cities based on an area’s number of unhealthy air days and the city’s particulate pollution. This year’s report looked at a three ...

The report then ranks the most polluted and cleanest U.S. cities based on an area’s number of unhealthy air days and the city’s particulate pollution. This year’s report looked at a three ...

The report then ranks the most polluted and cleanest U.S. cities based on an area’s number of unhealthy air days and the city’s particulate pollution. This year’s report looked at a three ...