Global Wildfire Smoke Exposure Causes 339,000 Annual Deaths, WHO Reports
Global Wildfire Smoke Exposure Causes 339,000 Annual Deaths, WHO Reports
US · Published Mar 16, 2026
The World Health Organization (WHO) reports that wildfire smoke exposure causes approximately 339,000 deaths annually worldwide.
Wildfires have increased globally by 13% since 2003, driven by climate change, affecting air quality far from the fire sources.
Around 2 billion people globally experience significant wildfire smoke exposure each year, highlighting the widespread health impact.
WHO reports 339000 annual deaths from wildfire smoke
The World Health Organization (WHO) has issued a concerning report highlighting the severe global health impact of wildfire smoke exposure, attributing approximately 339,000 annual deaths worldwide to this environmental hazard. These deaths are primarily linked to the exacerbation of cardiovascular and respiratory conditions caused by the inhalation of fine particulate matter (PM2.5) released during landscape fires.
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