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Areas 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.
20071001_extent.png 1008814.jpg icebridge.png caribou_herd11.jpg TS_03_7Bystander01.JPG
File information
Album name:kleitzell / Home Page Images
Keywords:caribou permafrost animal frozen ground alaska migrate migration thaw
Copyright Information:May be used freely if properly cited.
Image Credit:Photo courtesy Andrew Balser
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File Size:137 KB
Date added:Aug 17, 2010
Dimensions:800 x 599 pixels
Displayed:670 times
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