Institute of Arctic Biology Researcher Featured in "Science"

Media resources

The photo credit on all photos is Brad Werner

Fig 1

Sorted polygons approximately 0.5m across north of DenaliHighway, Alaska. Rocks and boulders (dark) form the outline forpolygonal-shaped domains of sand and gravel (light), which develop viaself-organization by repeated freezing and thawing.

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Fig. 2

Sorted polygons and stripes formed in the basin of a seasonallydesiccated pond in the Tangle Lakes region of Alaska.

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Fig. 3

Sorted stripes grading into sorted polygonssubmerged in a seasonally desiccated pond in the Tangle Lakes region of Alaska.