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Table 3 TEMP/W model iterations in this study

From: Permafrost thaw and ground settlement considering long-term climate impact in northern Alaska

Model Scenario Ground surface condition n-factor Air temperature data
nf nt
  Initial Organic layer and tundra vegetative cover 0.5 1 Historical
Undisturbed 1 Average of 28 CMIP5 Models
Tundra 2 Upper Bound (BNU-ESM)
3 Lower Bound (CMCC-CESM)
4 Gravel fill and maintained surface 0.95 1.25 Average of 28 CMIP5 Models
Gravel road 5 Upper Bound (BNU-ESM)
6 Lower Bound (CMCC-CESM)