Gas Stoves Account For More Than Half of Some Americans’ Exposure to a Known Toxin, New Research Concludes

Inside Climate News · By Phil McKenna · last updated December 10, 2025 – 12:05 AM

The common kitchen appliance plays an outsized role in exposure to nitrogen dioxide, a toxic air pollutant.

By Phil McKenna

Pollution from gas stoves accounts for more than half of some Americans’ total exposure to nitrogen dioxide (NO2), a toxin linked to asthma, a study in the academic journal PNAS Nexus concludes. The findings, published this month, provide the first nationwide, community-level estimates of residential NO2 exposure.

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