Introduction and Site Description 27 



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FIGURE 2-2. Aerial photograph of Tundra Biome site. Arrow indicates 

 Pond C. 



of vegetation, amount of insulating plant litter, and type of soil. For 

 example, beneath a thick vegetation mat the depth of thaw may be only a 

 few centimeters while coarse-textured, south-facing materials may thaw to 



