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The Sevier Fold and Thrust Belt extends from southern California near the Mexican border to Canada. [1] Basin and Range faults cut the older Sevier thrust faults. [4] The Sevier orogeny was preceded by several other mountain-building events including the Nevadan orogeny, the Sonoman orogeny, and the Antler orogeny, and partially overlapped in time and space with the Laramide orogeny.
In geomorphology, an erg is a large desert region of sand dunes with little or no vegetation. It is divided into 3 parts: back erg, central erg, fore erg, especially in the Sahara . This is a list of ergs around the world.
The region is dominated by sand sheets and dunes ranging in thickness from less than 1 kilometre (0.62 mi) to greater than 12 kilometres (7.5 mi). The total volume of sand in the Gran Desierto is about 60 cubic kilometres (14 cu mi).
The steelpan (also known as a pan, steel drum, and sometimes, collectively with other musicians, as a steelband or steel orchestra) is a musical instrument originating in Trinidad and Tobago. Steelpan musicians are called pannists. In 2023, the United Nations General Assembly declared August 11 as World Steelpan Day.
The Nama Karoo of Namibia has the world's richest desert fauna. [8] The Chihuahuan desert and Central Mexican matorral are the richest deserts in the Neotropics. [9] The Carnarvon xeric shrublands of Australia are a regional center for endemism. [1] The Sonoran and Baja deserts of Mexico are unusual desert communities dominated by giant ...
The Chihuahuan Desert (Spanish: Desierto de Chihuahua, Desierto Chihuahuense) is a desert ecoregion designation covering parts of northern Mexico and the southwestern United States. It occupies much of far West Texas , the middle to lower Rio Grande Valley and the lower Pecos Valley in New Mexico , and a portion of southeastern Arizona , as ...
The Bonneville Salt Flats in Utah, where many land speed records have been set, are a well-known salt pan in the arid regions of the western United States. The Etosha pan, in the Etosha National Park in Namibia, is another prominent example of a salt pan. The Salar de Uyuni in Bolivia is the largest salt pan in the world.
Samalayuca Dune field, 2018. See detail image, below. Scale bar is 5 km. Samalayuca dunes detail. Scale bar (lower left) is 1 km. The Samalayuca Dune Fields, more traditionally known as Los Médanos (the dunes), or more recently referenced as Médanos de Samalayuca are a series of large but separated fields of sand dunes located in the northern part of the Mexican state of Chihuahua.