holderness Flashcards

1
Q

weather causes

A

winter storms produce stronger waves and higher sea levels
rain can intensify sub aerial processes

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2
Q

wave causes

A

dominant waves from north east due to prevailing winds
destructive waves attack the foot of the cliffs
longshore drift increases erosion as it removes sediment from beaches

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3
Q

geology

A

chalk and clay with clay eroded easily to form the bay while chalk is more resistant

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4
Q

human activity

A

global warming has increased sea levels as well as increasing likelihood of storms

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5
Q

Mappleton groynes

A

two rock groynes and rip rap
have stopped longshore drift and protected the village
however less sand on beach down the coast

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6
Q

Withernsea

A

groynes to widen beach
sea wall
rip rap
have been successful with the widened beach reducing erosion

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7
Q

spurn head

A

no management but lack of sediment reaching it. becoming and is in danger of becoming an island

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8
Q

easington

A

gas terminal where 25% of gas comes ashore
rip rap at bass of cliffs
must be protected as this is where gas from norway will be brought ashore

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