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Image: Tundra Polygons and Pingos (9514080830)

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Description: Unique arctic landforms are found in Bering Land Bridge National Preserve. Pingos (the hill like structures) are actually formed by water and permafrost. Tundra polygons, or patterend ground, are also characteristic of periglacial environments.
Title: Tundra Polygons and Pingos (9514080830)
Credit: Tundra Polygons and Pingos
Author: Bering Land Bridge National Preserve
Usage Terms: Creative Commons Attribution 2.0
License: CC BY 2.0
License Link: https://creativecommons.org/licenses/by/2.0
Attribution Required?: Yes

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