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October 7th, 2016: Large wind ripples on Mars: A record of atmospheric evolution

Posted on Sep 5, 2016 in Seminars

Mathieu Lapotre (Caltech)

Large wind ripples on Mars are unlike any wind-blown sedimentary structures found in Earth’s sandy deserts. We propose that they form from the effect of wind drag on sand particles, such that preserved ripple stratification may shed light onto the early evolution of the martian atmosphere.