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16 Cards in this Set
- Front
- Back
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How much does a sea wall cost?
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£10 million per km
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Where were sea walls built?
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Mappleton and Bridlington
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What's good about sea walls?
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Stops erosion and flooding
Creates easy access to the beach Long term |
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What's bad about sea walls?
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Very expensive
High maintenance costs |
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What is marsh creation a form of?
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Managed retreat
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How much does marsh creation cost?
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£5-£10 thousand per hectare
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What's good about marsh creation?
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Creates habitats
Blends in with the surrounding environment |
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What's bad about marsh creation?
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Does not stop erosion, only slows it
Takes up a lot of land |
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How much does rock armour cost?
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£1000-£4000 per metre
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Where were these used on the Holderness Coast?
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Mappleton
Bridlington Hornsea |
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What's good about rock armour?
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Used for fishing and a sitting place
Stops erosion because the energy has been removed from the waves due to the huge rocks and gaps in between them Long term |
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What's bad about rock armour?
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Doesn't fit in with the area
High transportation costs from Scandinavia Rocks can be moved in a storm |
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How much does beach nourishment cost?
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£3000 per metre
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What's good about beach nourishment?
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Blends in with the beach
Increases tourist potential |
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Where was this used on the Holderness Coast?
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Hornsea
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What's bad about beach nourishment?
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Sand is eroded away easily
Short term solution Has to be topped up often |
