Köppen–Geiger climate classification map for polar tundra (ET)
<a href="//commons.wikimedia.org/wiki/User:Maulucioni" title="User:Maulucioni">Maulucioni</a>, based on a previous work by Beck, H.E. et al. 2018
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>, derived from <a href="//commons.wikimedia.org/wiki/File:Koppen-Geiger_Map_E_present.svg" title="File:Koppen-Geiger Map E present.svg">File:Koppen-Geiger Map E present.svg</a>