The Sahara Desert
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Transcript of The Sahara Desert
DISTRIBUTION OF DESERTS
Annual precipitation in deserts is less than 250mm and less than 100mm in extreme deserts. Deserts have large diurnal temperature ranges.
Rock desert
Sand desert
Stony desert
Basins of inland drainage called playas or shotts
Dry ravines or wadis or arroyos
Alluvial fans can join together to form a bajada
DESERT VEGETATION
W ATER? IN THE DESERT?
RIVER
Re so urce s and Furt he r Re adingRobert G. Bailey (1998), Ecoregions, Springer-Verlag New York
Farouk El-Baz et al.,(1982), The Desert Realm, National Geographic
Tony Allan & Andrew Warren (1993), Deserts, Mitchell Beazley World Conservation Atlas
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