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Yr9 geography
Management strategies
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Cards (7)
Hard
engineering
Soft
engineering
Gabions
Wire cages filled with rocks which absorb
wave energy
protecting the
coast
from
erosion
Sea wall
A
sea wall
is a
concrete wall
with a
curved design
which then reflects
wave energy
back to the
sea
Groynes
Wooden
or
rock structures
built at
right angles
to the
sea.
They
trap beach material
building up the
beach
which naturally
absorbs wave energy
Rock armour/ rip rap
Large
rock boulders
placed at the
foot
of a
cliff
which
absorb wave energy
Beach nourishment
You add more
sand
/
shingle
to the
beach
to build it up which
absorbs wave energy
creating a
natural defense