Soft engineering Flashcards

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1
Q

What is soft engineering? (Soft coasts)

A

A method that attempts to work with the environment but still protect the coastline

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2
Q

What are the 6 types of soft engineering? (Soft coasts)

A
Beach replenishment
Beach profiling 
Managed retreat
Beach recycling
Salt marsh creation
Beach drainage
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3
Q

What is beach replenishment? (Soft coasts)

A

The process by which sand is replaced along the beach

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4
Q

What is beach profiling? (Soft coasts)

A

shaping the beach into a particular way so it absorbs more energy during storms

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5
Q

What is managed retreat? (Soft coasts)

A

allowing the coastline to take back the land

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6
Q

What is beach recycling? (Soft coasts)

A

moving materials from one end to the beach (where is has been deposited) to the other (where it has been eroded)

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7
Q

What is salt marsh creation? (Soft coasts)

A

encouraging salt marshes and mud flats to grow

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8
Q

What is beach drainage? (Soft coasts)

A

taking the excess water from the underneath of the beach using a drainage pipe

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9
Q

How effective is beach replenishment? (Soft coasts)

A

+ beach will be more effective at dispersing waves

  • expensive
  • noisy (habitat disruption)
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10
Q

How effective is beach profiling? (Soft coasts)

A

+ natural look

- sea will constantly change so profiling the coastline will be a continuous job

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11
Q

How effective is managed retreat? (Soft coasts)

A

+ marshland will form meaning abundance of habitats
+ marshland will act as a sea defence
- may cause social unrest

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12
Q

How effective is beach recycling? (Soft coasts)

A

+ no extra material needed
+ beach will have an even profile
- 3 times a year
- may disturb wildlife

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13
Q

How effective is salt marsh creation? (Soft coasts)

A

+ helps to absorb wave energy
+ may protect other parts of the land from flooding
- some homes/businesses may be lost

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14
Q

How effective is beach drainage? (Soft coasts)

A

+ sand acts as a natural barrier to waves
+ natural
- drainage pipes will be costly

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