This animation shows the mean ground temperature of the northern hemisphere in 2017. The animation shows ground temperature at 2m depth – the commonly used depth used to indicate presence of permafrost.
Creidmheasanna
Permafrost CCI, Obu et al, 2019 via the CEDA archive
Ceadúnas
ESA Standard Licence
Bailiúchán gaolmhar
Snow & ice