World can now breathe easier

Global, population-weighted PM2.5 exposure — related to both pollution levels and population size — increased from 1998 to a peak in 2011, then decreased steadily from 2011 to 2019, largely driven by exposure reduction in China and slower growth in other regions, new research shows.

Paths for reducing harmful air pollution in South Asia identified

A new analysis of fine particulate matter exposure led by researchers at Washington University in St. Louis illuminates ways to improve health in India, Pakistan, Bangladesh, Nepal, Bhutan, Sri Lanka and Myanmar