Students - check out this awesome video of an "antidune" - a bedform that moves UPSTREAM through time.
— Callan Bentley (@callanbentley) November 30, 2018
Though counterintuitive, these features form in high-energy currents, and their internal cross-bedding slopes in the opposite direction to "normal" dune/ripple cross-bedding. https://t.co/sLK2xOT5n6
via Twitter https://twitter.com/callanbentley
November 30, 2018 at 05:17PM
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