Search Results - "Ruelland, D"

High-resolution Med-CORDEX regional climate model simulations for hydrological impact studies: a first evaluation of the ALADIN-Climate model in Morocco by Tramblay, Y, Ruelland, D, Somot, S, Bouaicha, R, Servat, E

“…In the framework of the international CORDEX program, new regional climate model (RCM) simulations at high spatial resolutions are becoming available for the…”
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Historical reconstruction and 2050 projections of water demand under anthropogenic and climate changes in two contrasted Mediterranean catchments by Grouillet, B., Fabre, J., Ruelland, D., Dezetter, A.

“…•Our integrative framework simulates spatial and temporal variations in water demand.•Our method was validated in two catchments facing contrasted human…”
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Can a 25-year trend in Soudano-Sahelian vegetation dynamics be interpreted in terms of land use change? A remote sensing approach by Begue, Agnes, Vintrou, Elodie, Ruelland, Denis, Claden, Maxime, Dessay, Nadine

“…This study is based on the premise that, in the Sahel/Sudanian belt of Africa, the main determinants of interannual variation in vegetation dynamics are…”
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Simulating past changes in the balance between water demand and availability and assessing their main drivers at the river basin scale by Fabre, J, Ruelland, D, Dezetter, A, Grouillet, B

“…In this study we present an integrative modeling framework aimed at assessing the balance between water demand and availability and its spatial and temporal…”
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Reducing structural uncertainty in conceptual hydrological modelling in the semi-arid Andes by Hublart, P, Ruelland, D, Dezetter, A, Jourde, H

“…The use of lumped, conceptual models in hydrological impact studies requires placing more emphasis on the uncertainty arising from deficiencies and/or…”
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Sensitivity of a lumped and semi-distributed hydrological model to several methods of rainfall interpolation on a large basin in West Africa by Ruelland, D., Ardoin-Bardin, S., Billen, G., Servat, E.

“…This paper examines the sensitivity of a hydrological model to several methods of spatial interpolation of rainfall data. The question is investigated in a…”
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Simulating future trends in hydrological regime of a large Sudano-Sahelian catchment under climate change by Ruelland, D., Ardoin-Bardin, S., Collet, L., Roucou, P.

“…► GCMs’ outputs in West Africa requires adjustment for use in hydrological modelling. ► Daily climatic scenarios are constructed with a suitable downscaling…”
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Hydrology under change: an evaluation protocol to investigate how hydrological models deal with changing catchments by Thirel, G, Andréassian, V, Perrin, C, Audouy, J.-N, Berthet, L, Edwards, P, Folton, N, Furusho, C, Kuentz, A, Lerat, J, Lindström, G, Martin, E, Mathevet, T, Merz, R, Parajka, J, Ruelland, D, Vaze, J

“…Testing hydrological models under changing conditions is essential to evaluate their ability to cope with changing catchments and their suitability for impact…”
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Assessing uncertainties in climate change impacts on runoff in Western Mediterranean basins by Ruelland, D., Hublart, P., Tramblay, Y.

“…This paper investigates the uncertainties linked to climate change impacts on runoff in four mesoscale basins (900 to 1800 km2) in the Mediterranean region…”
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Towards improved criteria for hydrological model calibration: theoretical analysis of distance- and weak form-based functions by Guinot, V., Cappelaere, B., Delenne, C., Ruelland, D.

“…► A theoretical analysis of distance-based and weak form-based objective functions for conceptual hydrological models is carried out. ► Weak form-based…”
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Reliability of a conceptual hydrological model in a semi-arid Andean catchment facing water-use changes by Hublart, P., Ruelland, D., García De Cortázar Atauri, I., Ibacache, A.

“…This paper explores the reliability of low-flow simulations by conceptual models in a semi-arid, Andean catchment (30° S) facing climate variability and…”
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Accounting for hydro-climatic and water use variability in the assessment of past and future water balance at the basin scale by Fabre, J., Ruelland, D., Dezetter, A., Grouillet, B.

“…This study assesses water stress by 2050 in river basins facing increasing human and climatic pressures, by comparing the impacts of various combinations of…”
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Long-term monitoring of land cover changes based on Landsat imagery to improve hydrological modelling in West Africa by Ruelland, D., Dezetter, A., Puech, C., Ardoin-Bardin, S.

“…The spatial and temporal variability of land cover changes is a fundamental parameter to integrate when modelling water resources in order to reproduce the…”
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Should altitudinal gradients of temperature and precipitation inputs be inferred from key parameters in snow-hydrological models? by Ruelland, Denis

“…This paper evaluates whether snow-covered area and streamflow measurements can help assess altitudinal gradients of temperature and precipitation in…”
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Evaluating the robustness of conceptual rainfall-runoff models under climate variability in northern Tunisia by Dakhlaoui, H., Ruelland, D., Tramblay, Y., Bargaoui, Z.

“…•RRM robustness evaluated on Tunisian basins under climate variability.•DSST based on a climate classification regarding simultaneously P and T is used.•Models…”
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Consistency of satellite-based precipitation products in space and over time compared with gauge observations and snow- hydrological modelling in the Lake Titicaca region by Satge, Frederic, Ruelland, Denis, Bonnet, Marie-Paule, Molina, Jorge, Pillco, Ramiro

“…This paper proposes a protocol to assess the space–time consistency of 12 satellite-based precipitation products (SPPs) according to various indicators,…”
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Comparison of methods for LUCC monitoring over 50 years from aerial photographs and satellite images in a Sahelian catchment by Ruelland, Denis, Tribotte, Antoine, Puech, Christian, Dieulin, Claudine

“…Land use/cover change (LUCC) is a major indicator of the impact of climate change and human activity, particularly in the Sahel, where the land cover has…”
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Sustainability of water uses in managed hydrosystems: human- and climate-induced changes for the mid-21st century by Fabre, Julie, Ruelland, Denis, Dezetter, Alain, Grouillet, Benjamin

“…This paper assesses the sustainability of planned water uses in mesoscale river basins under multiple climate change scenarios, and contributes to determining…”
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Sensitivity analysis of runoff modeling to statistical downscaling models in the western Mediterranean by Grouillet, Benjamin, Ruelland, Denis, Vaittinada Ayar, Pradeebane, Vrac, Mathieu

“…This paper analyzes the sensitivity of a hydrological model to different methods to statistically downscale climate precipitation and temperature over four…”
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SENEQUE: A multi-scaling GIS interface to the Riverstrahler model of the biogeochemical functioning of river systems by Ruelland, Denis, Billen, Gilles, Brunstein, Daniel, Garnier, Josette

“…The Riverstrahler model describes the biogeochemical functioning of an entire river system, from 100 to 100,000 km 2 or more, taking into account the…”
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