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A 30-kilometer-wide wildfire front detected in the Siberian Arctic at a latitude of 69.31°N on August 6, 2020. Sentinel-2 Infrared color image. Credit: Adrià
The Siberian Arctic experienced an unusual number of fires in 2019 and 2020. This raised concerns in the scientific community, as the Arctic has large areas of permafrost, a permanently frozen layer of subsoil that accumulates large amounts of carbon. Fires damage the permafrost and contribute to the release of carbon emissions in the form of greenhouse gases.
Scientists shed light on an unusually high number of 'megafires' in the Siberian Arctic between 2019 and 2020.