Bits of North America that were left behind
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October 14, 2018
How bits of ancient North America (Laurentia) were left behind in the Scottish Hebrides. The
Tag: Pangea
Class 5; The falls and cataracts of Li Phi, southern Laos
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April 3, 2017
I am of a generation that, at mention of Laos, Vietnam and Cambodia, I recall
The (not so) Great Dying; Permian extinctions
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February 1, 2017
The great end of Permian extinction It seems that global catastrophes and the ensuing mass
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Marie Carmichael Stopes (1880-1958)
July 4, 2026
Common aeolian bedforms
June 27, 2026
Anne Phillips (1803-1862)
May 27, 2026
The Bagnold dune field, Gale crater
May 23, 2026
Wind-blown sand on Mars, Venus, and Titan
April 21, 2026