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Titel |
The influence of climate change on flood risks in France – first estimates and uncertainty analysis |
VerfasserIn |
P. Dumas, S. Hallegatte, Pere Quintana-Seguí, E. Martin |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1561-8633
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Digitales Dokument |
URL |
Erschienen |
In: Natural Hazards and Earth System Science ; 13, no. 3 ; Nr. 13, no. 3 (2013-03-27), S.809-821 |
Datensatznummer |
250018400
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Publikation (Nr.) |
copernicus.org/nhess-13-809-2013.pdf |
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Zusammenfassung |
This paper proposes a methodology to project the possible evolution of river
flood damages due to climate change, and applies it to mainland France. Its main
contributions are (i) to demonstrate a methodology to investigate the
full causal chain from global climate change to local economic flood losses; (ii) to
show that future flood losses may change in a very significant manner over France;
(iii) to show that a very large uncertainty arises from the climate downscaling technique,
since two techniques with comparable skills at reproducing reference river flows give very
different estimates of future flows, and thus of future local losses. The main
conclusion is thus that estimating future flood losses is still out of reach, especially
at local scale, but that future national-scale losses may change significantly over
this century, requiring policy changes in terms of risk management and land-use planning. |
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