How Are Sand Dunes Formed?

How do desert dunes get made? I'm here to answer that!

Music Credit:
"Bleeping Demo"
Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0
http://creativecommons.org/licenses/b...

Sources:
Lancaster, Nicholas. Geomorphology of Desert Dunes. 1995.
McKee, Edwin Dinwiddie. A Study of Global Sand Seas. 1979.
https://pubs.usgs.gov/gip/deserts/dunes/
Tchakerian, Vatche. Desert Aeolian Processes. 1996.
Tsoar, Haim. Wind Tunnel Modelling of Echo and Climbing Dunes. 1983.
Bristow, Charles. Ground Penetrating Radar in Aeolian Dune Sands. 2009.
Kenneth Pye, Haim Tsoar. Aeolian Sand and Sand Dunes. 2009.
https://solarsystem.nasa.gov/resource...

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