Wave Scour - PowerPoint PPT Presentation

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Wave Scour

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... through www.sln.org.uk/geography and only for non commercial use in schools ... – PowerPoint PPT presentation

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Title: Wave Scour


1
Wave Scour
  • How waves build beaches and can destroy them

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Waves are reflected back from the sea wall,
pulling sand out to sea
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Wave scour undercuts the sea wall
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Wall becomes unstable
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Seawall collapse
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Wave can now attack the coast
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