Proceedings of IAHS
Proceedings of IAHS
PIAHS
Articles | Volume 384
Articles | Volume 384
https://doi.org/10.5194/piahs-384-241-2021
© Author(s) 2021. This work is distributed under
the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/piahs-384-241-2021
© Author(s) 2021. This work is distributed under
the Creative Commons Attribution 4.0 License.
Articles | Volume 384
Pre-conference publication
 | 
16 Nov 2021
Pre-conference publication |  | 16 Nov 2021

Dynamique des extrêmes hydrologiques du système Chari-Logone et risques naturels dans la région de l'extrême-nord du Cameroun

Fréderic Saha, Mesmin Tchindjang, Jean-Guy Dzana, and Djasrabé Nguemadjita​​​​​​​

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Short summary
The flows of Logone and Chari allow to highlight successive hydro-climatic conditions in the Sahelian zone of Cameroon over the study period. In Bongor, the Qmin experienced three successive breaks, in 1971–72, 1998–99 and 2010–11. In N'Djamena, only one break occurred in 1982–83. From 2000, conditions became particularly contrasted. Only 23 % of catastrophic floods registered in the study area occurred during wet years. This shows the important role played by other factors.
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