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#marsguy — Public Fediverse posts

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  1. Ripples and megaripples, not sand dunes!

    A great video by Mars Guy explaining sand dunes and ripples, and especially "megaripples", the kind of formation is presently examining. The surface of this megaripple contains poorly sorted pebbles and grains that are larger than the regolith underneath it, making it an "armored" megaripple.

    invidious.fdn.fr/watch?v=vsprv

    h/t @DejaSu on Twitter