Norfolk Flashcards

(42 cards)

1
Q

What villages does Norfolk include?

A

Happisburgh, Bacton, Sea Palling and Winterton

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2
Q

Population of Happisburgh

A

1400

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3
Q

Population of Bacton

A

1200

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4
Q

Population of Sea Palling

A

650

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5
Q

Population of Winterton-on-Sea

A

1200

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6
Q

How much land was lost between 1600 and 1850?

A

250m of land

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7
Q

Current rates of erosion

A

2m a year on average

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8
Q

What happened in 1953?

A

Catastrophic flood
53 deaths

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9
Q

What is the coast composed of?

A

Glacial till
Layers of silt, clay and sands

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10
Q

Height of cliffs at Happisburgh

A

6-10m

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11
Q

What coastal management was used in the 1950’s?

A

Hard engineering
- wooden revetments
- groynes
- riprap

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12
Q

What happened in 1990?

A

Storm destroyed 300m of wooden revetment east of Happisburgh
Causing a significant increase in the rate of erosion behind

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13
Q

What happened in 1996?

A

Remaining revetments were damaged by storms
6 cliff-top properties were lost

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14
Q

What were the changes in government policy?

A

Happisburgh was no longer funded by the government

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15
Q

What year was the SMP created for Happisburgh?

A

1996

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16
Q

Key stakeholders in SMP6

A

The Environment Agency
North Norfolk District Council
Local borough councils
Reginal Coastal Groups

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17
Q

What did SMP6 cover?

A

Sub-cell of sediment cell 3

18
Q

What year was SMP6 updated?

19
Q

What must a sustainable plan be? (4)

A

Technically sound
Environmentally sustainable
Economically justifiable
Socially acceptable

20
Q

Why was the previous traditional approach unsustainable?

A

Geology of the coast
Sizable fetch and storms of the North Sea
Tidal ranges of 5 metres
Frequent storm surges

21
Q

Social factors

A

Many people who live there believe their safety and security must be maintained
Some disagree where the sea defences have been located

22
Q

Economic factors

A

Some sea defences can negatively impact tourism and reduce income in the area
Sea defences are very expensive

23
Q

Environmental factors

A

Important to help preserve and protect wildlife and natural habitats
Placing a monetary value on biodiversity can be challenging

24
Q

Why is Bacton Gas Terminal important?

A

National and International importance
Connect the UK to the southern North Sea oilfields and to Europe through a pipeline

25
What is the current policy at Bacton?
Hold the line
26
What is the plan at Bacton?
Maintain 1950's concrete walls Install new riprap Build fresh groynes
27
Negative impacts of coastal management at Bacton
- Trapping sediment starves beaches further down the coast of sediment - Making other coastline more vulnerable to erosion
28
What is the current policy at Happisburgh?
Managed retreat/ coastal realignment
29
Why is Happisburgh different to Bacton?
Happisburgh lies on relatively high relief so flood risk is minimal
30
Who campaigned against coastal management at Happisburgh?
Coastal Resident Group (CRG) Formed of local residents Campaigned to raise funds for coastal defences Unsuccessful- policy of managed retreat is due to remain for duration of SMP
31
Negative impacts of coastal management at Happisburgh
Huge financial losses for locals House prices have plummeted
32
How many properties are due to be lost in the 100-year-lifespan of SMP6?
35 properties Caravan Park Church Coastguard station
33
What coastal management is occurring at Sea Palling?
14km sand-dune ridge
34
What is the current policy at Sea Palling?
Hold the line- in the short and medium term Managed retreat- long term
35
What policy was adopted in Sea Palling in 1996?
Advance the line Building of 9 offshore reefs Initial cost of $16 million Costs £1.5/2 million to defend Sediment deposited behind the reefs cause tombolo effect
36
What was done in Winterton in the 18th century?
Sand dunes were stabilised with marram grass
37
What is Winterton now known as?
Area of Outstanding Beauty Site of Special Scientific Interest Natural Nature Reserve
38
What are the current coastal management plans at Winterton?
No current plans
39
What percentage of the Environment Agency budget is allocated to coastal defences?
5%
40
What do SMP's fail to consider?
Inland areas which are intrinsically linked to the coastal zone
41
What does SMP6 recognise as the biggest variable?
Community impact
42
What is happening to old defences?
Removed to allow the coast to retreat effectively