August 16, 2022
The world’s biggest cities and urban areas face some of the worst air quality on the planet, according to a new report published by HEI. The report, Air Quality and Health in Cities, released by HEI’s State of Global Air Initiative, provides a comprehensive and detailed analysis of air pollution and global health impacts for more than 7,000 cities around the world, focusing on two of the most harmful pollutants; fine particulate matter (PM2.5) and nitrogen dioxide (NO2).