@article{fdi:010065262, title = {{F}onctionnement hydrologique superficiel de la {R}{\'e}serve naturelle nationale du {M}arais de {L}avours = {H}ydrological functioning of the {R}eserve naturelle nationale du {M}arais de {L}avours}, author = {{J}{\'e}z{\'e}quel, {C}{\'e}line}, editor = {}, language = {{FRE}}, abstract = {{T}he manager of the {L}avours {N}atural {R}eserve attends since the late eighties to a drying of parts of the peat bog. {T}o better understand the ecological processes, a better understanding of the hydrological functioning is necessary. {T}he reserve was prospected to upgrade the cartography of the drainage network and to provide a vision of the water flow dynamic. {F}urther, the evolution of network drainage through time was explained by digitalizing historic maps available. {H}istorical values of altitude were compared to recent data to estimate the subsidence of the peat bog. {T}he overall results show the significant impact of recent developments on the drying of peat, whether across the marsh (ditches, valves) or larger scale (channelization of the {R}hone {R}iver). {H}ighlighting hydrological processes in the reserve can guide the manager in his actions to preserve the environment.}, keywords = {{H}ydrology ; peat bog ; historical data ; dry out ; drainage ; {FRANCE}}, booktitle = {}, journal = {{B}ulletin {M}ensuel de la {S}oci{\'e}t{\'e} {L}inn{\'e}enne de {L}yon}, numero = {no 3 h.s.}, pages = {30--41}, ISSN = {0366-1326}, year = {2014}, URL = {https://www.documentation.ird.fr/hor/fdi:010065262}, }