PHYSICAL GEOGRAPHY Arid Landforms - PowerPoint PPT Presentation

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PHYSICAL GEOGRAPHY Arid Landforms

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Title: General Author: GIS Last modified by: Joe Created Date: 6/2/1995 10:19:30 PM Document presentation format: Overhead Other titles: Times New Roman Arial Arial ... – PowerPoint PPT presentation

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Title: PHYSICAL GEOGRAPHY Arid Landforms


1
PHYSICAL GEOGRAPHYArid Landforms
  • C.J. Cox

2
Arid Landforms
  • Found in BW Climates
  • Non-retentive alkaline soils
  • Sparse Vegetation
  • Xerophytes
  • Succulents
  • Ephermals
  • shallow root systems

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Arid Landforms
  • Wind erosion deposition
  • Water erosion (most important in Arid Landforms
  • unprotected surface
  • seepage underground
  • intermittent rivers
  • exotic rivers
  • no ground water

5
Arid Landforms
  • Landforms of Erosion
  • Badlands
  • Washes, Arroyos, Wadis
  • Mesas
  • Buttes
  • Pinnacles
  • Landforms of Deposition
  • Bajada
  • Playa
  • Erg -sand dune landscapes
  • Reg
  • Hamada

6
Landforms of Erosion
  • Badlands
  • Washes, Arroyos, Wadis
  • Mesas
  • Buttes
  • Pinnacles

7
Badlands
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Sculpture by an exotic river
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Mesa Scarp Terrain
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Rock Pinnacles
13
Rock Pedestals
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Landforms of Depostion
  • Bajada
  • Playa
  • Erg -sand dune landscapes
  • Reg

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Bajada
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Erg - Sand dune landscapes
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Reg - desert pavement
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Arid Landforms
  • Landforms of Erosion
  • Badlands
  • Washes, Arroyos, Wadis
  • Mesas
  • Buttes
  • Pinnacles
  • Landforms of Deposition
  • Bajada
  • Playa
  • Erg -sand dune landscapes
  • Reg
  • Pediments

33
PHYSICAL GEOGRAPHYArid Landforms
  • C.J. Cox
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