4. Wind-Borne Sediment causesWind-Borne Sediment causes
deflation and abrasiondeflation and abrasion
Sahara to Caribbean
Effect on Hurricanes
Surface creep
9. Types of DesertsTypes of Deserts
Reg - desert “pavement” of pebbles
and stones
• all small materials and sand removed by wind
• may be very thin coating of stones
33. Desert LandformsDesert Landforms
• plateaus: a broad, flat-topped area elevated
above the surrounding land and bounded, at
least in part, by cliffs
• mesa: a broad, flat-topped hill bounded by cliffs
and capped with a resistant rock layer
• butte: a narrow hill of resistant rock with a flat
top and very steep sides