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coasts case studies (Holderness (what have they done? (two rock groynes…

- - - - easily eroded by wave action, Great Cowden is subject to 10 metres a year
      - mass movement - clay becomes lubricant and slides
      - transportation - longshore drift
      - deposition - humber river makes turbulence and sediment is deposited.
      - has eroded by 40km in the past 2000 years
        
        loss of infrastructure and SSSI's
    - - wave cut platforms
      - headlands and bays
      - spit
      - slumping cliffs
  - - - cost £2 mil and were built to protct the village and he B1242 road