Figure 3

Location coordinates of study area R-1 and study area R-2 and distribution of frozen soil nearby; data from Wang et al35, Landsat7 single-band image data processed by ArcGIS and imported into Google Earth Pro 7.3.3 https://earth.google.com.
Location coordinates of study area R-1 and study area R-2 and distribution of frozen soil nearby; data from Wang et al35, Landsat7 single-band image data processed by ArcGIS and imported into Google Earth Pro 7.3.3 https://earth.google.com.