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Unformatted text preview: beach dunes- most familiar mostly arid areas- sahara, Australia, middle east, great basin, baja dune formation requires parent material, need to have sand in column, if tropical or any vegetation, will stabilize soil and eliminates chance of soil movement rarely ²nd dunes in tropical areas silt soil- deglaciation, after glacial recession, exposed glacial till, takes decades to establish vegetation, and therefore soils are thick and deep and uniform in texture common areas-midwest, ukraine, china, argentina vegetation slows windspeed down, variability in slope shape vegetation allows for restoration of dune, material deposited around entrainment of materials by wind in an environement with scare...
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This note was uploaded on 08/26/2011 for the course GEOGRAPHY 3B taught by Professor Staff during the Spring '11 term at UCSB.
- Spring '11