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26/01/2026 12:40 am
Throwing another log into a crackling fireplace on a cold winter's night might seem like a cozy, harmless tradition. But Northwestern University scientists have found residential wood burning is a major—yet often overlooked—contributor to winter air pollution across the United States.
Although only 2% of U.S. homes rely on wood as their primary heating source, residential wood burning accounts for more than one-fifth of Americans' wintertime exposure to outdoor fine particulate matter (PM2.5), the new study found.
https://medicalxpress.com/news/2026-01-wood-homes-dangerous-air-pollution.html
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