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MARTIAN AEOLIAN SYSTEMS

Authors
Type
Published Article
Journal
2014 GSA Annual Meeting in Vancouver, British Columbia
Publication Date
Oct 18, 2014
Source
SETI Institute
License
Unknown

Abstract

In most regions of Mars, aeolian processes dominate landscape evolution, slowly wearing down volcanic flows, impact craters, river channels, and polar ice caps. Areas of net erosion are marked by vast fields of coarse-grained ripples and yardangs. Dark dunes composed mainly of mafic sands are common, always superposed by~ 3 m wide bedforms that are thought to be analogous to sand ripples on Earth. Enigmatic Transverse Aeolian Ridges (TARs), which are similar in size to simple transverse dunes, but that have morphologies ...

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