Racing Dunes in Namibia

Tracking dunes with satellite images over years and decades reveals small dunes regularly popping up and passing larger crescent-shaped barchan dunes.

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NASA Earth Observatory image by Joshua Stevens, using Landsat data from the U.S. Geological Survey. Story by Sally Younger.

Published January 9, 2023
Data acquired April 2013 - April 2022

Sources:

Landsat 8 > OLI

Landsat 9 > OLI-2