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Cheng-Kai Chang, Jau-Yau Lu, Shi-Yan Lu, Zhong-Xiang Wang and Dong-Sin Shih
This study discusses the mechanism for the occurrence of equilibrium and non-equilibrium scour holes. By using a particle image velocimetry (PIV) measurement system, it measures the turbulent flow fields in an open channel moving through the rough bed be...
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Ludovic Cassan, Hélène Roux, Pierre-André Garambois
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A friction model resulting from investigations into macro-roughness elements in fishways has been compared with a broad range of studies in the literature under very different bed configurations. In the context of flood modelling or aquatic habitats, the...
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Daniel Colonia, Judith Torres, Wilfried Haeberli, Simone Schauwecker, Eliane Braendle, Claudia Giraldez, Alejo Cochachin
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Global warming causes rapid shrinking of mountain glaciers. New lakes can, thus, form in the future where overdeepenings in the beds of still-existing glaciers are becoming exposed. Such new lakes can be amplifiers of natural hazards to downstream popula...
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