Unformatted text preview: o Occur in areas with resistant and less resistant rocks occurring in layers parallel to the prevailing wind. o The less resistant rock is more eroded than the less resistant rock producing a ridge and furrow landscape. o An example is near Komombo in Egypt and near InSalah in Egypt 4. Deflation Hollows: o These are depressions produced by the deflation in weak rocks. o When the water table is reached, a swamp/oasis may be formed in these depressions. o The largest is the Qattara depression in Egypt. o Flat floored depressions are called pans . Features Produced by Wind Deposition • Dunes: deposits of sand by wind in deserts. 1. Barchans: Crescent shaped deposits made when sand being blown by wind encounters an obstruction such as a rock or a dead camel. 2. Seifs: Ridge-shaped deposits od sand with steep sides lying parallel to the prevailing winds....
View Full Document
- Fall '09
- Geomorphology, Sediment, Prevailing winds, resistant rock