Search Results - "Wittenberg, Hartmut"

Groundwater Abstraction for Irrigation and Its Impacts on Low Flows in a Watershed in Northwest Germany by Wittenberg, Hartmut

“…Low flows of the Ilmenau River (1434 km2) in northwest Germany have decreased by about 25% over the last 50 years. In the same period, moderate climate changes…”
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Baseflow recession and recharge as nonlinear storage processes by Wittenberg, Hartmut

“…Discharge in many rivers is often fed by outflow from a shallow groundwater reservoir. It is becoming clear that the outflow from this aquifer is not linearly…”
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Filling the ponds of Hattuşa - a geohydrological approach to determine inflows by time and volume by Wittenberg, Hartmut, Aksoy, Hafzullah

“…In the ruins of Hattuşa, the capital of the Hittite Empire more than 3,000 years ago, large, sedimented water storage ponds have been uncovered since 1998. An…”
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Estimation of baseflow and water transfer in karst catchments in Mediterranean Turkey by nonlinear recession analysis by Eris, Ebru, Wittenberg, Hartmut

“…•Application of nonlinear recession analysis to karstic catchments.•Seasonal variation of recession parameter.•Estimation of baseflow amount using nonlinear…”
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Improving Flood Forecasting in a Developing Country: A Comparative Study of Stepwise Multiple Linear Regression and Artificial Neural Network by Latt, Zaw Zaw, Wittenberg, Hartmut

“…Due to limited data sources, practical situations in most developing countries favor black-box models in real time operations. In a simple and robust approach,…”
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Fast response of groundwater to heavy rainfall by Wittenberg, Hartmut, Aksoy, Hafzullah, Miegel, Konrad

“…•Fast groundwater response by infiltration through macropores.•Baseflow analysis, groundwater level and lysimeter seepage show similar results.•Lysimeter…”
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Nonlinear baseflow recession analysis in watersheds with intermittent streamflow by Aksoy, Hafzullah, Wittenberg, Hartmut

“…Discharge in most rivers consists mainly of baseflow exfiltrating from shallow groundwater reservoirs, while surface or other direct flows cease soon after…”
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Baseflow Recession Analysis for Flood-Prone Black Sea Watersheds in Turkey by Aksoy, Hafzullah, Wittenberg, Hartmut

“…There is a wide consensus among hydrologists that discharge during the flow recession consists mainly of baseflow, i.e., delayed runoff exfiltrating from the…”
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Clustering Hydrological Homogeneous Regions and Neural Network Based Index Flood Estimation for Ungauged Catchments: an Example of the Chindwin River in Myanmar by Latt, Zaw Zaw, Wittenberg, Hartmut, Urban, Brigitte

“…A neural network-based regionalization approach using catchment descriptors was proposed for flood management of ungauged catchments in a developing country…”
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Effects of season and man-made changes on baseflow and flow recession: case studies by Wittenberg, Hartmut

“…Discharge hydrographs of rivers carry the cumulated information on the various hydrological processes in catchments and the influences imposed on them. From…”
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Effects of season and man-made changes on baseflow and flow recession: case studies: Downward approach to hydrological prediction by WITTENBERG, Hartmut

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Probabilistic approach to modelling of recession curves by AKSOY, HAFZULLAH, BAYAZIT, MEHMETCIK, WITTENBERG, HARTMUT

“…Recession curves of daily streamflow hydrographs are analysed by a probabilistic approach. Flow of a day on a recession curve is calculated by multiplying the…”
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