Swanage
- Created by: AlexBirkett
- Created on: 19-05-19 12:32
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- Swanage
- Background
- South East Dorset
- South coast
- Landforms
- Old Harry and Old Harry's Wife. Stack and stump
- Swanage Bay
- Ballard Cliff
- Management
- Groynes
- Right angles to the coast. Trap material from LSD. Reduce wave energy. 24 groynes
- Sea wall
- Defends buildings. Reflect waves back to sea. Reduces wave energy. 1.8km long
- Beach replenishment
- 2005 - sand and shingle from sea bed added to upper parts of Swanage beach. Wider beaches. Protects cliffs and buildings.
- Groynes
- Geology
- Bands of hard and soft rock eroded at different rates.
- Weathering and Erosion
- Temperature
- Warm, dry summers (21C). Mild, wet winters (3C). Salt weathering in summer. Less common freeze-thaw in winter.
- Wind
- Prevailing winds from south west which bring storms with destructive winds. Hydraulic action and abrasion, Making mass movement more likely.
- Rainfall
- Low amounts of rainfall. Some very wet winters. Mass movement, slides and slumps more likely. Acidic rain - dissolves limestone
- Temperature
- Background
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