New Delhi continues to be the most polluted capital on Earth, but it's not the world's most polluted city. That title goes to Byrnihat, an industrial town in India's northeast. DW explores why.

Byrnihat, located on the Assam-Meghalaya border, emerged as India's most polluted city in the first half of 2025, according to a CREA analysis. Delhi followed distantly in second place. The report ...

A mid-year report said Delhi’s end-of-life vehicle ban helps, but focusing only on vehicles overlooks other significant year-round emission sources.

Prenatal exposure to air pollution could increase the risk of a preterm birth by at least 12% and a 5% higher risk of low ...

India is targeting 130 major cities under its National Clean Air Programme, focusing on curbing major pollution sources such ...