It is not. Delhi’s air pollution is a year-round problem. In 2024, the last year for which official data are available, the ...

Jenni Shearston has received funding from the National Institutes of Health. I grew up in rural Colorado, deep in the mountains, and I can still remember the first time I visited Denver in the early ...

Steam and pollution emerge from a coal-fired power plant in Wyoming. The Environmental Protection Agency under President Trump is taking a new approach to regulating air pollution. In a reversal from ...

The air quality in India’s capital ranks among the worst in the world, but experts say politics stand in the way of improving it. By Pragati K.B. Reporting from New Delhi As India and the Indian ...