Articles | Volume 29, issue 11
https://doi.org/10.5194/hess-29-2445-2025
https://doi.org/10.5194/hess-29-2445-2025
Research article
 | 
11 Jun 2025
Research article |  | 11 Jun 2025

Cold climates, complex hydrology: can a land surface model accurately simulate deep percolation?

Alireza Amani, Marie-Amélie Boucher, Alexandre R. Cabral, Vincent Vionnet, and Étienne Gaborit

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Cited articles

Abdolahzadeh, A. M., Lacroix Vachon, B., and Cabral, A. R.: Assessment of the design of an experimental cover with capillary barrier effect using 4 years of field data, Geotechnical and Geological Engineering, 29, 783–802, 2011. a
Agnihotri, J., Behrangi, A., Tavakoly, A., Geheran, M., Farmani, M. A., and Niu, G.-Y.: Higher frozen soil permeability represented in a hydrological model improves spring streamflow prediction from river basin to continental scales, Water Resour. Res., 59, e2022WR033075, https://doi.org/10.1029/2022WR033075, 2023. a
Al Atawneh, D., Cartwright, N., and Bertone, E.: Climate change and its impact on the projected values of groundwater recharge: A review, J. Hydrol., 601, 126602, https://doi.org/10.1016/j.jhydrol.2021.126602, 2021. a
Al-Houri, Z., Barber, M., Yonge, D., Ullman, J., and Beutel, M.: Impacts of frozen soils on the performance of infiltration treatment facilities, Cold Reg. Sci. Technol., 59, 51–57, 2009. a
Alavi, N., Bélair, S., Fortin, V., Zhang, S., Husain, S. Z., Carrera, M. L., and Abrahamowicz, M.: Warm season evaluation of soil moisture prediction in the Soil, Vegetation, and Snow (SVS) scheme, J. Hydrometeorol., 17, 2315–2332, 2016. a, b, c, d
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Short summary
Accurately estimating groundwater recharge using numerical models is particularly difficult in cold regions with snow and soil freezing. This study evaluated a physics-based model against high-resolution field measurements. Our findings highlight a need for a better representation of soil-freezing processes, offering a roadmap for future model development. This leads to more accurate models to aid in water resource management decisions in cold climates.
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