dynamic coastal management
TRANSCRIPT
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WORKSHOP 3
Dynamic coastal management:
The best way forward?
Luc Geelen, Joost Veer & Gerben Ruessink
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DYNAMIC COASTAL MANAGEMENT:
THE BEST WAY FORWARD?
PROGRAM 11.30-13.00
1. General introduction workshop by Luc Geelen
2. Introduction round participants,
3. Short presentation & theses by Joost Veer,
4. Short presentation & theses by Gerben Ruessink
5. Dialogues and discussions (2 groups)
6. Conclusions for feedback on Friday
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INTRO PARTICIPANTS
Safety
Nature
Recreation
Research
Otherwise
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THESE 1 - GERBEN RUESSINK
The combined use of small (beach)
nourishments and foredune trenches will
additionally stimulate dune remobilization
Critical issues:
Type of sand (e.g., shell content)
Amount of sand
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THESE 1 - GERBEN RUESSINK
Too much sand leads to an obese coast
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THESE 2 - GERBEN RUESSINK
Dynamic coastal management demands a
dynamic assessment tool: from a safe coast to
a healthy coast
Elements:
Sufficient sand
Geomorphologic dynamics (sand needs to move!)
State of ecosystems
…
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THESE 2 - GERBEN RUESSINK
Dynamic coastal management demands a
dynamic assessment tool: from a safe coast to
a healthy coast
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THESE 3 – GERBEN RUESSINK
Dune erosion is inherent to beach-dune
interaction and should not be prevented by
large-scale (beach) nourishments
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THESE 4 – JOOST VEER
Best way forward = Integrate Nature & Safety
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THESE 5 – JOOST VEER
No nourishments will not lead to Dynaims in
the front dunes on a short term
RESPONSE IN FOREDUNE MOBILTY TYPE
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THESE 6 – JOOST VEER
more space = more functions?