Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations

The French region adjacent to the Mediterranean basin is vulnerable to hydrological risks generated by convective precipitation in the form of heavy rainfall and conditioned by the configuration of the relief. These risks are driven by the increase in sea water temperature over the last half century...

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Main Authors: Zeineddine Nouaceur, Ovidiu Murarescu, George Muratoreanu
Format: Article
Language:English
Published: MDPI AG 2022-12-01
Series:Geosciences
Subjects:
Online Access:https://www.mdpi.com/2076-3263/12/12/447
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author Zeineddine Nouaceur
Ovidiu Murarescu
George Muratoreanu
author_facet Zeineddine Nouaceur
Ovidiu Murarescu
George Muratoreanu
author_sort Zeineddine Nouaceur
collection DOAJ
description The French region adjacent to the Mediterranean basin is vulnerable to hydrological risks generated by convective precipitation in the form of heavy rainfall and conditioned by the configuration of the relief. These risks are driven by the increase in sea water temperature over the last half century, which itself has been more pronounced since 1990. The statistical analysis on the frequency of rainfall intensity in a 24 to 48 h interval, correlated with the NAO, WMOI and SSTMED indices shows a recrudescence of rainfall amounting to more than 100 mm, which leads to the genesis of floods and flash floods. Furthermore, there has been a higher frequency of floods and disasters in this period. The intensity of material and human damage recorded following such local Cévennes-type phenomena is also due to urban development and population growth.
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spelling doaj.art-6ddd132c142e4acd86b3336fd8ecac0e2023-11-24T15:07:14ZengMDPI AGGeosciences2076-32632022-12-01121244710.3390/geosciences12120447Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of ObservationsZeineddine Nouaceur0Ovidiu Murarescu1George Muratoreanu2UMR IDÉES CNRS 6266, Rouen University, Mont-Saint-Aignan CEDEX, 76821 Rouen, FranceDepartment of Geography, Valahia University, 130001 Târgovişte, RomaniaDepartment of Geography, Valahia University, 130001 Târgovişte, RomaniaThe French region adjacent to the Mediterranean basin is vulnerable to hydrological risks generated by convective precipitation in the form of heavy rainfall and conditioned by the configuration of the relief. These risks are driven by the increase in sea water temperature over the last half century, which itself has been more pronounced since 1990. The statistical analysis on the frequency of rainfall intensity in a 24 to 48 h interval, correlated with the NAO, WMOI and SSTMED indices shows a recrudescence of rainfall amounting to more than 100 mm, which leads to the genesis of floods and flash floods. Furthermore, there has been a higher frequency of floods and disasters in this period. The intensity of material and human damage recorded following such local Cévennes-type phenomena is also due to urban development and population growth.https://www.mdpi.com/2076-3263/12/12/447Mediterranean episodeCevennes episodeheavy rainfallfloodingthe Mediterranean Sea
spellingShingle Zeineddine Nouaceur
Ovidiu Murarescu
George Muratoreanu
Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations
Geosciences
Mediterranean episode
Cevennes episode
heavy rainfall
flooding
the Mediterranean Sea
title Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations
title_full Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations
title_fullStr Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations
title_full_unstemmed Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations
title_short Statistical Analysis of Heavy Rains and Floods around the French Mediterranean Basin over One Half a Century of Observations
title_sort statistical analysis of heavy rains and floods around the french mediterranean basin over one half a century of observations
topic Mediterranean episode
Cevennes episode
heavy rainfall
flooding
the Mediterranean Sea
url https://www.mdpi.com/2076-3263/12/12/447
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