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Coastal Environments How the coast is eroded Landforms and characteristic features Transport and deposition of material Coastal management issues Sustainable.

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Presentation on theme: "Coastal Environments How the coast is eroded Landforms and characteristic features Transport and deposition of material Coastal management issues Sustainable."— Presentation transcript:

1 Coastal Environments How the coast is eroded Landforms and characteristic features Transport and deposition of material Coastal management issues Sustainable development of coastal environments  Case study: The Yorkshire coastline: Scarborough

2 Learning objectives: To look at the problems of coastal erosion Case Study: Holbeck Hall Hotel Understand approaches towards coastal protection.

3 Holbeck Hall

4 a stone or concrete structure built to prevent waves breaking over roads and flooding buildings. Sea wall Coastal protection

5 Groynes a wood or stone structure, that stops pebbles and sand being washed along the beach by longshore drift.

6 Coastal protection Gabions steel wire mesh filled with boulders used in coastal defences.

7 fence-like structure that allows sea water and sediment to pass through but absorbs wave energy. Coastal protection Revetments

8 Coastal protection Beach nourishment the addition of new material to a beach naturally, through the action of longshore drift or artificially, through the dumping of large amounts of material.

9 large boulders dumped on the beach as part as part of coastal defences. Rip-Rap Coastal protection

10 Task: 1.Name three methods of coastal protection 2.For each one… Describe how it works Explain its advantages and disadvantages for coastal management

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