The impacts of sea level rise in East Anglia - PowerPoint PPT Presentation

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The impacts of sea level rise in East Anglia

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The impacts of sea level rise in East Anglia Low lying settlements like Kings Lyn will be under threat as seas levels rise. Valuable productive agricultural land like ... – PowerPoint PPT presentation

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Title: The impacts of sea level rise in East Anglia


1
The impacts of sea level rise in East Anglia
2
Low lying settlements like Kings Lyn will be
under threat as seas levels rise. Valuable
productive agricultural land like the fens will
be lost due to flooding and salinisation
3
The national Park, Norfolk Broads will be
threatened. This is a of vital importance to the
local economy bringing in 5 million a year.
4
Settlements like Overstrand, Cromer and
Happisburgh are likely to be lost unless
considerable modernising of defenses take place.
This will be very expensive and will it be
sustainable?
5
Many people in East Anglia fear a return of the
flood that caused devastation in 1953
With rising sea levels and warmer oceans as well
as more people than ever living in coastal areas
a flood of the same magnitude would reek havoc
with inevitable losses of life.
6
Salt marshes and mudflats are being increasingly
squeezed between rising sea levels and sea walls.
It is expected that up to 25 of East Anglia Salt
marshes will be lost by 2050
Conservationists have lobbied hard and in some
area the controversial political decision of
managed retreat has been taken whereby sea walls
will be breached to allow salt marsh regeneration
to reform.
7
The Thames Estuary will be affected by flooding.
This is site to many houses, farmland and
valuable industry
The Thames Barrier currently protects buildings
worth over 80 billion. It is likely to need
replacing in the next 30-50 years as sea levels
rise.
The cost of anew Thames Barrier is likely to be
in the region of 20 million
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