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1.3.4 Parabolic Dune, Blowout Dune

Parabolic or blowout dunes are caused by breaching of partially stabilized ridges. With the arms anchored at the ridge, the center of the dune migrates downwind. As a result, the arms point upwind rather than downwind as with barchan dunes.


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Parabolic dune
Parabolic dune
McKee, Edwin D.
A Study of Global Sand Seas.
Washington, 1979
Parabolic dune 

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