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Crowded Coasts-Case Studies!
Porlock Village, Somerset

There used to be a shingle bank which acted as a barrier.
If a gap happened then they would just fix it.
In 1990 it was designated a SSSI.
There was a breach of the shingle bank in 1990. It was
decided that unless…

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Sea level is rising on average 6mm per year in the
Southeast of England.
A managed retreat scheme was decided to be done here in
They made 5 breaches in the current embankments which
allowed the sea water to flood onto about 80 hectares of
land (0.312 miles²). This…

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P.S. Ignore the colours and labels with the colours, they have nothing to do with it

On the River Volta just after the lake there is a dam which
obstructs the flow of sediment. This has been blamed for
the erosion of the coastline.
There are little remains of Keta…

Page 4

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If Togo protects its coastline erosion would be accelerated
in Benin.


Here they have planted mangroves to prevent coastal
flooding. This is because they haven't got the money for
hard engineering techniques. They are a sustainable
management strategy but need 20 years to grow.
On October 4th 1998 there…

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This happened on the 26th December 2004 with its
epicentre off the west Coast of Sumatra, Indonesia and
affected most countries bordering the Indian Ocean.
It killed around 280,000 people.
It is the 9th deadliest natural disaster in modern history.
It promoted a widespread humanitarian response where $7
billion were…

Page 6

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The cliffs here are between 20 and 30 meters high.
Holderness is 61km long. The erosion rate in some places is
on average 10meters a year.
It has an easily eroded rock type and is prone to slumping
There are narrow beaches. Less beach means that there is
less time…


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