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Study Reveals Wildfires Emit 21% More Pollutants Than Expected

1/2/2026

Summary

Story summary

A study in Environmental Science & Technology, published by the American Chemical Society, finds wildfires and prescribed burns emit 21% more organic compounds than previously estimated.
Led by Shuxiao Wang, researchers analyzed data from 1997 to 2023, estimating that wildfires release about 143 million tons of airborne organic compounds annually.
The study highlights air pollution challenges in Equatorial Asia, Northern Hemisphere Africa, and Southeast Asia and urges region-specific emission-reduction strategies.

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Story summary

A study in Environmental Science & Technology, published by the American Chemical Society, finds wildfires and prescribed burns emit 21% more organic compounds than previously estimated.
Led by Shuxiao Wang, researchers analyzed data from 1997 to 2023, estimating that wildfires release about 143 million tons of airborne organic compounds annually.
The study highlights air pollution challenges in Equatorial Asia, Northern Hemisphere Africa, and Southeast Asia and urges region-specific emission-reduction strategies.