Erg (landform)
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An erg is a broad, flat area of desert covered with wind-swept sand with little or no vegetative cover. The word is derived from the Arabic word ʿirq, meaning 'dune field'. Strictly speaking, an erg i
Issaouane Erg, Algeria
Linear Dunes, Namib Sand Sea
Erg Chebbi, Morocco
Erg Chech
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The Erg Chech, is a large erg in the southwestern Algerian Sahara that extends across the border into northern Mali and eastern Mauritania. The Algerian part is located in the provinces of Adrar and B
Erg (landform)
…world, the Sahara, covers 9 million square kilometres (3.5×106 sq mi) and contains the largest amount of ergs, including many large ergs such as the Chech Erg and the Issaouane Erg in Algeria. Approximately 85% of all the Earth's mobile sand is found in ergs that are greater than 32,000 km2 (12,355 sq mi…
Chergach meteorite collected at Erg Chech; crusted example, 5.7 gram.