History of Coastal Management Flashcards

1
Q

What are cliff-ed coastlines popular for but what is the potential threat up this?

A

Commercial, residential and industrial uses.

Flooding threatens these uses.

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2
Q

When was coastal management beginning to become popular?

A

End of 19th century.

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3
Q

Why does erosion cause conflict with human activity?

A

People think the coastline is static rather than a dynamic system.

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4
Q

Why are coastal defence measures needed along the coastline?

6

A
Natural processes.
Rising sea level.
Land subsidence.
Increased stormy conditions.
Change in sediment supply.
Human activity.
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5
Q

Natural procesesses.

A

Marine erosion.
Flooding.
Sub-aerial processes.

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6
Q

Rising sea level.

A

Eustatic.

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7
Q

Land subsidence.

A

Isostatic.

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8
Q

Increased stormy conditions.

A

Climate change.

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9
Q

Changes in supply of sediment.

A

Human management eg groynes.

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10
Q

Human activity.

A

Recreational.
Tourism.
Management.

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11
Q

What happened in 1994?

A

Coastal protection act gave responsibility for coastal protection to 121 district councils.

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12
Q

Referring to coastal management what is happening in England and Wales?
PAST.

A

No single government department has overall responsibility for coastal protection.

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13
Q

What is the England and Wales coastal management divided up into?

A

Ministry of Agriculture, fisheries and food.
Environmental agency.
Country councils.
etc.

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14
Q

What do SMPS provide?

A

A sound basis for the provision of coastal protection.

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15
Q

What did a study show in 1991

A

The link between coastal managment provision in one area with effects on adjoining areas.

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16
Q

What has happened today in England Wales?

TODAY.

A

11 sediment cells.

46 sub cells exist.

17
Q

How are SMPS developed?

A

By groups from adjoining areas including planners, engineers and geomorphologists.

18
Q

What does coastal management mean?

A

Controlling development and change in coastal zone and undertaking work according to agreed principles and criteria.

19
Q

What does good managment mean?

A

Involving both physical and environmental considerations as well as views from residents and groups.
Balanced policy.

20
Q

Name the 3 stages in managment?

A

1 understand cause of problem.
2 Undertake works to reduce/solve problem.
3 Improve protection.

21
Q

What 2 aims does coastal management have?

A

Provide defence against flooding and erosion.

22
Q

Name other aims?

A

Stabilisation beaches affected by LSD.
Stabilising sand dunes.
Protecting salt marshes.

23
Q

What does hard engineering do?

A

Works against nature and aims to resist the energy of waves and tides through significant human investment.
Expensive to build/maintain.

24
Q

Negative effects from hard engineering.

A

Narrower shorelines.
Reduce habitats.
Effect sediment movement.
Not keep pace with rise in sea levels.

25
Q

What do cliff face strategies aim to do?

A

Reduce mass movement especially on soft rock cliffs.

Reduce impact of sub-aerial processes.

26
Q

What do cliff strategies do?

A

Dissipate wave energy because of their permeability.

27
Q

What does soft engineering do?

A

Aims to work with natural processes by using natural systems like beaches, sand dunes and salt marshes.
Absorb and adjust to wave/tide energy.

28
Q

How is soft engineering more environmentally friendly?

A

It involves maintaining and manipulating systems without changing their fundamental structures.
Aim is to not stop erosion but reduce it.

29
Q

What defence systems occur in UK name4?

A

Do nothing.
Hold the line.
Advance the line.
Land use managment.