نتایج جستجو برای: artificial sediment
تعداد نتایج: 323933 فیلتر نتایج به سال:
Dams trap sediments in the upstream reservoir, thus the continuity in sediment transport along the river is interrupted. Several negative aspects related to the lack of sediment supply were observed downstream many dams and the artificial replenishment of sediment was applied as a method to restore natural morphological conditions. The replenishment technique may be seen as a pulse of sediments...
Sediment replenishment combined with an artificial flood improves river habitats downstream of a dam
Effectiveness of artificial floods for benthic community recovery after sediment flushing from a dam
In this study, the particle size distribution (PSD) of soil sediment from topsoil obtained erosion experiments under different conditions was measured. Rainfall simulators were used for rain generation on plots with slopes 22°, 30°, 34° and length 4.25 m. The influence external factors (slope initial state) aggregate evaluated by laser diffractometer (LD). representation percentage in eroded al...
River regulation globally has reduced the riverine connectivity (longitudinal, lateral and vertically) with significant consequences for their abiotic biotic components. To restore ecological integrity of regulated rivers, artificial floods are increasingly being employed in large-scale flow restoration efforts. Despite considerable recognition regarding geomorphological effects on benthic habi...
Interstitial Space and Trapped Sediment Drive Benthic Communities in Artificial Shell and Rock Reefs
Various development projects occurring on the coast cause an imbalance of surface sediments, causing coastal disasters or irreversible erosion. Coastal erosion caused by influence various port structures built through can be directly identified evaluating changes in sediment budget, long-shore sediment, and cross-shore sediment. In other words, it will possible to evaluate causality between cla...
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