The latest data on air quality
and health where you live
and around the globe.
HEI's State of Global Air has released a special report: Air Quality and Health in Cities.
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Use our interactive tool to explore the data.
PM2.5 exposures are highest in Asia, Africa, and the Middle East.
Changing practices have led to a modest drop in the use of solid fuels globally.
GLOBAL HEALTH IMPACTS
Air pollution contributed to 6.7 million deaths in 2019.