Nature-based Carbon > Forestry > Scientists find Alaska wildfires warm climate, while Canadian fires cool it

Scientists find Alaska wildfires warm climate, while Canadian fires cool it

Published 04:20 on March 4, 2026 / Last updated at 04:20 on March 4, 2026 / Americas (US & Canada), Nature-based Carbon (Forestry)

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Wildfires in North America’s boreal forests have contrasting impacts on the climate depending on where they occur, with fires in Alaska contributing to warming while those in Canada tend to produce a cooling effect due largely to changes in snow reflectivity, according to a new study.
Wildfires in North America’s boreal forests have contrasting impacts on the climate depending on where they occur, with fires in Alaska contributing to warming while those in Canada tend to produce a cooling effect due largely to changes in snow reflectivity, according to a new study.


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