Flashcards
Geog Coastal Defences
Cards in this deck (15)
- 1What is coastal management?The process of managing the coast through various techniques
- 2What are coastal defencesMan made or natural defences designed to protect the coastline
- 3What is hard engineering?Man made sea defences
- 4What is soft engineering?More natural sea defences designed to not be noticed
- 5Name 3 examples of hard engineeringSea wall
Groynes
Rip Rap - 6Name 3 examples of soft engineeringBeach nourishment
Cliff regrading
Offshore Breakwater - 7What 3 sea defences are used at hornseaSea Wall
Groynes
Rip Rap - 8What are the 4 coastal management strategies?Advance the line
Hold the line
Managed retreat
Do nothing - 9Describe the process of managed retreatExisting sea defences are breached so a salt marsh can be formed behind the sea wall and salt marshes can adjust to rising sea levels
- 10Describe the process of Hold the lineExisting sea defences are kept and reinforced to hold the current line
e.g Bridlington - 11Describe the process of do nothingCurrent sea defences are abandoned and nature is left to take its course
e.g Spurn Head - 12Describe the process of advance the lineSea defenses are pushed forward using sea walls and groynes
- 13What is in the following image?Offshore Breakwater
- 14What is in the following image?Groynes
- 15What effect is caused after the last groyne?Terminal groyne syndrome where the is a lack of sand so erosion rates increase
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- Flashcards on Geog Coastal Defences, created by Bailey Murphy on 28/11/2017.
- Created by
- Bailey Murphy · Nov 2017
- Updated
- Nov 28, 2017
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