Polygon Ponds at sunset
by Reinhard Pienitz, Laval University, Quebec City, Canada
Polygon ponds form year after year in the depressions in arctic tundra polygon soils, forming important aquatic habitats and refuge for arctic wildlife such as ducks and geese, as seen here on southern Bylot Island, Canada.
Taken on 29
Submitted on 14 February 2013
Credit: Reinhard Pienitz (distributed via imaggeo.egu.eu)
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