Lyme Regis Casestudy

Lyme Regis 

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  • Created by: Sophie
  • Created on: 15-01-14 15:35

Key Facts

  • Lyme Regis is a 95 mile stretch of coast, from Exmouth to Dorset.s

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  • Lyme Regis has 4400 people living in the town.

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  • Erosion is important for the World Heritage Site, as it ensures that fossils are exposed.

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  • This means that coastal defeces are the biggest threat to the World Heritage Site because it affects the natural proccess of erosion.

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  • Lyme Regis is a popular tourist destination, it is called the Jurrasic coast.
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Why is Lyme Regis under threat?

  • Lyme Regis lies on slipped land, the land is made up of unstable clays and sand on top of limestone and clay rocks.

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  • Some of the buildings are subsiding as landslides occur, around 170 houses are under threat from landslides and coastal erosion.

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  • In summer the population goes from 5,000 to 15,000 as tourists arrive.

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  • Tourism is the main source of income to the town.

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  • Coastal management os protecting buildings, jobs and income of the local people.
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What was done to protect Lyme Regis?

  • In Lyme Regis, coastal management costed £30 million.

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  • The final options was made up of three main parts:
    • Stablilising the land behind the beach by fixing unstable land.
    • Protecting the foreshore from attack, with a new sea wall and an extended offshore barrier.
    • Replenishing the two areas of beach with sand and shingle.
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What defences were put in place?

  • Defences at Lyme Regis:
    • Sea walls
    • Groynes
    • Rock Armour
    • Beach Repleshiment

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  • Advantages:   
    • Long-term protection against destructive erosion.
    • More shinge and sand on the beach.
    • More secure future for the town's people and businesses.

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  • Disadvantages:
    • All of the engineering (soft and hard) are difficult to maintain.
    • The hard engineering scheme is expensive to build.
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