alluvial fan

Alluvial fan/Bajada/Bahada. Image credit MediaWiki ZIMSEC O Level Geography Notes: Wadis and Bahadas

Wadis/Canyons

• As already pointed out freak storms occur in deserts characterised by excessive precipitation over short periods of time.
• Due to infiltration excess flow and even saturation excess flow there is significant run off in the […]
  

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