Flashcards
COASTAL ENVIRONMENT DEFINITIONS
Flashcards do conjunto (17)
- 1What does ICZM stand for?Intergrated coastal zone management
- 2What does the ICZM do?Provides management of the whole coastal area, not just the beach and row of hotels. It manages an area at lest 5 KM inland
- 3Define FetchThe distance over which a wave travels, the longer the distance the bigger the wave
- 4What is a Constructive Wave?Long, low waves that spill onto the beach. strong swash, limited reaction.
- 5What is a Destructive Wave?Short, steep waves that plunge onto the beach with force. Quite strong swash but much stronger backwash
- 6Define Marine ErosionThe wearing away of rocks by the action of the sea
- 7Define WeatheringThe breaking down of rocks by the action of the weather, plants or chemical action
- 8The major movement of material along the coast is called what?Longshore Drift
- 9What is a Spit?A permanent landform created by deposition. it is an extended stretch of beach that sticks out into the spit
- 10What is a Soft Coastline?A cliff made up of less resistant rock (eg.sandstone)
*These coastlines are very prone to erosion and weathering* - 11What does DEFRA stand for?Department for Environment Food and Rural Affairs
- 12What is Hard Engineering?Controls the power of the sea by building barriers between the sea and the land.
(eg. sea walls) - 13Define Hold The LineBuilding a barrier to prevent erosion
- 14Define Advance The LineTo build a bigger beach to absorb the power of the destructive wave
- 15What is Managed Retreat?Allowing low lying areas to flood up to a new line of defence inland
- 16What is DEFRAs aim for coastal areas in the UK?Maintain the existing coastline by building different types of defences.
- 17What is Beach Nourishment?Pumping sand from the seabed to replace eroded sand.
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- GCSE Geography (Coasts) FlashCards sobre COASTAL ENVIRONMENT DEFINITIONS, criado por Sid Bendall em 26-04-2016.
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- Sid Bendall
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