Wildfire Smoke Worsens U.S. Air Quality Since 2016
Wildfire Smoke Worsens U.S. Air Quality Since 2016
US · Published Aug 13, 2026
Recent analysis highlights a significant increase in wildfire smoke across the continental United States (CONUS) since 2016, reversing decades of improving air quality.
Research from NASA and other studies confirms that smoke frequency has risen sharply, with the upper west quadrant of the U.S.

Impact & Risks

The increase in wildfire smoke poses significant health risks, particularly due to elevated PM2.5 concentrations, which are linked to respiratory and cardiovascular issues. Vulnerable populations, including children, the elderly, and those with pre-existing conditions, are at heightened risk. Beyond health, smoke disrupts daily life, leading to 'smoke days' that affect schools, sports, and outdoor events. Economic damages from climate-driven smoke deaths are estimated to exceed all other climate-related costs combined in the U.S., highlighting the severity of this issue. (Source: The Climate Brink, Dessler, 2026)

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