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Search results - "permafrost"
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 300 viewsAreas that contain much permafrost can look barren. But plants and animals prosper here in the summer days, when the top layer of frozen ground thaws. The caribou in this photograph, in the Noatak National Preserve, Alaska, are migrating in the early fall.
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 151 viewsDrew Slater shows the organic and frozen active layer in a permafrost core.
Image courtesy Andrew Slater, NSIDC.
   
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