Wildfires burning across the northern hemisphere in parts of Canada, Russia and the US since the start of the summer have led to a surge in carbon dioxide emissions and smoke trail as their intensity rises.
Scientists at international agencies have been tracking emissions and monitoring a significant increase in daily total fire radiative power, which indicates the intensity of the fires.
Western Canada is enduring an “extreme fire year”, said the Copernicus Atmosphere Monitoring Service (Cams), with estimated emissions at levels comparable with the previous highest years of the past two decades, only surpassed by the record set in 2023.
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