Erosion at Christchurch Bay

A mindmap showing various information about the erosion at Christchurch Bay - a case study for GCSE geography

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  • Erosion
    • Average Rate of erosion = 1metre/year
      • This is very fast
    • Why is Christchurch Bay so vulnerable to erosion?
      • Cliffs are made of permeable sand & gravel, with soft clay below
        • Slumping occurs because water seeps into clay layer and increases wight forcing sections of break off and slide down the slope

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