Coasts: Hard and Soft Engineering

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  • Created by: Violet99
  • Created on: 30-04-16 14:08
Seawall
+Reflects and absorbs energy +People feel safe +Effective for many years -Ugly -Expensive -Can cause wave scouring
1 of 8
Rip-Rap
+Dissipates energy +Can be cheap +Effective for many years -Can make beach inaccessible -Unattractive -Not effective in storms
2 of 8
Gabions
+Absorb energy +Cheap -Wire can break -Need to be securely tied down -Not very efficient
3 of 8
Groynes
+Prevent longshore drift +Beach is kept in place for tourism +Effective for many years -Unattractive -Prevents walking along the beach -Disrupts natural process
4 of 8
Offshore Reef
+Waves are less powerful as they break further away +Allows build up of sand -Heavy storms remove them -Difficult to install
5 of 8
Beach Replenishment
+Natural looking +Beach is provided for tourists +Cheap +Dissipates energy -May affect nature -Requires regular disruptive maintainance
6 of 8
Cliff Regrading
+Natural +Encourages wildlife -Not effective alone -Some homes may need to be demolished
7 of 8
Managed Retreat
+Creates new habitats +Cheap -Upsetting for land owners -Difficult to predict
8 of 8

Other cards in this set

Card 2

Front

Rip-Rap

Back

+Dissipates energy +Can be cheap +Effective for many years -Can make beach inaccessible -Unattractive -Not effective in storms

Card 3

Front

Gabions

Back

Preview of the front of card 3

Card 4

Front

Groynes

Back

Preview of the front of card 4

Card 5

Front

Offshore Reef

Back

Preview of the front of card 5
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