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Scientists to study Mongolian sand dunes to predict wind speeds on Mars and Titan

Which way doth the wind blow today? When you are in the desert the sand dunes contain the answer. Each grain of sand is whipped into place by the wind, and if you know how to read it, every sand dune tells the story of the weather that made it.…

Encroaching vegetation threatens rare Canadian desert Spirit Sands

As desertification creeps into parts of the world, a rare stretch of sand in Canada’s vast western plains is oddly doing the reverse — slowly sprouting with vegetation. Tufts of prairie grasses are emerging throughout Spirit Sands, a stretch of dunes steeped in local lore in a popular nature park…