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A ventifact (also wind-faceted stone, windkanter [1]) is a rock that has been abraded, pitted, etched, grooved, or polished by wind-driven sand or ice crystals. [2] The word “Ventifact” is derived from the Latin word “Ventus” meaning ‘ wind ’.
Facing the wind is a steep, blunt face that gradually gets lower and narrower toward the lee end. [2] Yardangs are formed by wind erosion, typically of an originally flat surface formed from areas of harder and softer material. The soft material is eroded and removed by the wind, and the harder material remains.
Wind erosion of soil at the foot of Chimborazo, Ecuador Rock carved by drifting sand below Fortification Rock in Arizona (Photo by Timothy H. O'Sullivan, USGS, 1871). Aeolian processes, also spelled eolian, [1] pertain to wind activity in the study of geology and weather and specifically to the wind's ability to shape the surface of the Earth (or other planets).
This process causes dunes to move in the direction of the wind over time. [6] [7] Death Valley Mesquite Flats sand dunes. Barchan: A type of dune that forms as a result of low sediment supply in regions where wind blows in one primary direction. This causes the dune to have a concave shape, with the tails facing downwind. [8]
In ancient Mesopotamian religion, Pazuzu (Akkadian: ๐ญ๐ ๐๐ช๐ช, romanized: pà.zu.zu) [2] is a personification of the southwestern wind, and held kingship over the lilu wind demons. As an apotropaic entity, he is considered as both a destructive and dangerous wind, but also as a repellant to other demons, one who safeguards the home ...
In portions of both states, wind chills could reach as low as 30 below zero. "The cold wind chills could cause frostbite on exposed skin in as little as 10 minutes," the National Weather Service ...
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