The History Hidden in Martian Dunes

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The Red Planet was once more like Earth, with a thicker atmosphere and liquid water. Now, scientists are looking for clues to its past in the planet’s ancient fossil dunes, barchan dunes, and ghost dunes.

Hosted by: Caitlin Hofmeister

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Sources:
https://marsed.asu.edu/mep/tectonics/canyons
https://www.nasa.gov/feature/goddard/2019/mars-lost-atmosphere
https://spacescience.arc.nasa.gov/mars-climate-modeling-group/past.html
https://airandspace.si.edu/multimedia-gallery/web12182-2011640jpg%23:~:text%3DThe%2520tight%2520pattern%2520of%2520bright,way%2520the%2520winds%2520were%2520blowing
https://www.nasa.gov/feature/jpl/titans-dunes-and-other-features-emerge-in-new-images
https://www.usgs.gov/centers/astrogeology-science-center/science/mars-dunes?qt-science_center_objects%3D0%23qt-science_center_objects
https://airandspace.si.edu/exhibitions/exploring-the-planets/online/solar-system/mars/wind/dunes.cfm
https://www.jpl.nasa.gov/spaceimages/details.php?id%3DPIA01495
https://www.nps.gov/grsa/learn/nature/dune-types.htm
https://astrobiology.nasa.gov/news/ghost-dune-pits-on-mars/
https://sci.esa.int/web/mars-express/-/55481-the-ages-of-mars
https://astrobiology.nasa.gov/nai/seminars/featured-seminar-channels/university-of-washington-seminars/2018/4/3/dune-casts-preserved-by-partial-burial-the-first-identification-of-ghost-dune-pits-on-mars/
https://www.nasa.gov/mission_pages/MRO/news/mro20120509.html
https://www.nature.com/articles/nature11022
https://pubs.geoscienceworld.org/gsa/geology/article/47/5/427/569256/boundary-condition-controls-on-the-high-sand-flux https://science.sciencemag.org/content/353/6294/55.full?ijkey%3D/EqYyL/Z.rOCs%26keytype%3Dref%26siteid%3Dsci
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2018JE005613
https://www.sciencedirect.com/science/article/abs/pii/S001910358471181X
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https://www.sciencedirect.com/science/article/abs/pii/S0032063311003059

Images:
https://svs.gsfc.nasa.gov/20201
https://hirise.lpl.arizona.edu/PSP_007726_2565
https://www.nasa.gov/mission_pages/odyssey/images/pia13654b.html#.Xz2MIpNKhTY
https://www.jpl.nasa.gov/spaceimages/details.php?id=PIA14141
https://www.jpl.nasa.gov/spaceimages/details.php?id=PIA05845
https://www.jpl.nasa.gov/spaceimages/details.php?id=PIA12442
https://astrobiology.nasa.gov/news/ghost-dune-pits-on-mars/
https://en.wikipedia.org/wiki/File:26682dunes.jpg
https://www.uahirise.org/ESP_014353_1685
https://www.nasa.gov/multimedia/imagegallery/image_feature_1569.html
https://www.nasa.gov/mission_pages/MRO/news/mro20120509.html
https://www.nasa.gov/content/active-dune-field-on-mars
https://hirise.lpl.arizona.edu/TRA_000873_1780
https://hirise.lpl.arizona.edu/PSP_010219_2785