Holderness Coast Flashcards
What is the geology of Flamborough Head?
Chalk
What is attacked by the marine erosion?
Joints
When waves are refracted, they result in less erosion. True or false.
False, they result in more erosion
How was Selwicks Bay created?
Faults -> displacement of whole sections through weathering and erosion
What was left behind when the ice sheet, which covered the north of the UK, melted?
Boulder clay
Which key settlements does rhe SMP want to protect?
Bridlington, Hornsea & Withernsea
What is the key coastal road, which goes through Mappleton, called?
B1242
How much of the UK’s gas comes from Easington?
25%
How much is the coastal management which protects the B1242 road worth? What is it?
- £2m Rock Armour
- 2 rock groynes.
Where is cliff regrading used?
Easington
Who is Spurn Head owned by?
Yorkshire Wildlife
Why is Spurn Head so vunurable?
Eustatic change & sea defences
Spurn Head protects Hull from storm surges. True or false?
True
How was the North Sea created?
Eustatic change during the Holocene period.
What are the rates of erosion?
1m per year
Why is there so much erosion on the Holderness Coast?
- Weak and unconsolidated geology
- Long fetch
- Powerful destructive waves
- Rotational Slumping (especially from saturated cliffs)
- Narrow beaches
What is created when the sea suffers from depressions that funnel water?
Powerful storm surges that are several metres high
These events dont lead to significant erosion. True or false?
False
In 1953, how manh people died due to a storm surge?
300
How many jobs are provided by tourism in Bridlington?
2,200
How long is the sea wall in Hornsea?
1.7km
What protects Withernsea? What do they do?
- Groynes - To make the beach wider
- Sea Wall - To protect the coast
