Depiction of the Channeled Scabland and Palouse region during the last glacial maximum. Old loess was scoured by floods to leave a braided network of loess islands. Floods sediments deposited in basins were reworked by the wind to form sand dunes (black) and loess (yellow). EF is the location of Eureka Flat.
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Provenance Mark Sweeney, University of South Dakota
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