Results 21 to 30 of about 7,483 (149)
Effet de l’asynchronisme des crues sur l’ajustement des profils longitudinaux de tributaires du fleuve Moulouya, Maroc [PDF]
Cet article examine l’effet des barrages sur le synchronisme des crues du fleuve Moulouya (Maroc) ainsi que les incidences sur l’ajustement morphologique de ses tributaires intermittents.
Buffin-Bélanger, Thomas +2 more
core +1 more source
Abstract Introduction Degraded peatlands contribute up to 2 gigatons CO2‐equivalent annually (approximately 5% of anthropogenic greenhouse gas emissions). As restoration efforts increase, the effectiveness of combined hydrological and vegetation restoration strategies remains insufficiently understood.
Rima Bou Melhem +7 more
wiley +1 more source
Grid‐scale evaluation of NWP precipitation using a neighborhood‐based approach. Local contingency tables are aggregated over a set of forecasts to assess performance at each grid cell. The method is illustrated over southern Quebec, comparing six NWP systems (GDPS, RDPS, HRDPS, GFS, NAM, RAP) using four metrics: Bias, POD, FAR, and ETS.
Etienne Guilpart +4 more
wiley +1 more source
Bilan hydrologique en Guinée et Togo-Bénin [PDF]
Les estimations régionales de l'écoulement se corrèlent au mieux à la pluviométrie, et une approximation de bilan hydrologique peut être utilisée là où l'on assiste à une seule saison de pluie suivie d'une longue période de sécheresse.
Piper, B.S., Sutcliffe, J.V.
core
Abstract On catchment scales, sediment discharge depends on both sediment transport capacity and sediment availability. The quantification of sediment discharge at the regional scales is important but is rarely adequately represented in regional hydrological models.
Cong Jiang +2 more
wiley +1 more source
AMMA‐CATCH, a Critical Zone Observatory in West Africa Monitoring a Region in Transition
Core Ideas AMMA‐CATCH is a long‐term critical zone observatory in West Africa. Four sites sample the sharp ecoclimatic gradient characteristic of this region. Combined measurements of meteorology, water, and vegetation dynamics began in 1990. Intensification of rainfall and hydrological cycles is observed.
S. Galle +87 more
wiley +1 more source
Impact de l'urbanisation sur le cycle hydrologique dans un bassin versant periurbain. Application au bassin de l’Yzeron - ouest lyonnais, France [PDF]
[Departement_IRSTEA]Eaux [TR1_IRSTEA]ARCEAUInternational audienceL’urbanisation croissante, en particulier dans les zones périphériques aux grandes villes (zones périurbaines) a des conséquences sur le cycle hydrologique en modifiant l’infiltrabilité des
Branger, F. +5 more
core
Abstract Several species of Lepidoptera with caterpillars bearing urticating hairs are increasing their range in metropolitan France from year to year, such as the pine processionary (Thaumetopoea pityocampa Denis et Schiffermüller 1775) whose presence was historically limited to the south of France, and which is gradually being observed in the north ...
Nicolas Desneux +105 more
wiley +1 more source
Core Ideas OMERE is a Mediterranean observatory of two farmed catchments in Tunisia and France. Water, contaminant, and erosion fluxes are monitored from plot to catchment scales. Soils and land use in relation with agriculture are surveyed. Scientific results concern elementary processes and integrated catchment functioning.
J. Molénat +47 more
wiley +1 more source
Impacts des barrages sur les débits annuels minimums en fonction des régimes hydrologiques artificialisés au Québec (Canada) [PDF]
Les débits annuels minimums des rivières déterminent le volume d’habitat minimum disponible pour assurer la survie des espèces aquatiques en période d’étiage.
Assani, A. A. +3 more
core +1 more source

