Fig. 1: Heterogeneous distribution of polygonal tundra landforms on the Arctic Coastal Plain of Alaska.

The polygonal tundra map^10,13 is projected over ArcGIS World Imagery basemap (Sources: Esri, DigitalGlobe, GeoEye, i-cubed, USDA FSA, USGS, AEX, Getmapping, Aerogrid, IGN, IGP, swisstopo, and the GIS User Community).