Modeling best management practices to reduce future sediment yield in the Fincha watershed, Ethiopia
Available online 7 May 2024
Severe socio-environmental pressures and land degradation are substantially impacting Ethiopia, eventually leading to low agricultural productivity, with a consequent very high rate of poverty and food...
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Migration and release potential of nitrogen at the sediment–water interface in lakes in cold and arid regions
Available online 6 May 2024
Lake eutrophication in cold and arid regions is showing a deepening trend in recent years, posing a serious threat to the regional ecological environment. The occurrence characteristics, bioavailability,...
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Reducing bed scour in meandering channel bends using spur dikes
April 2024
A river's planform pattern changes due to erosion of banks and the bed near the outer bend. The primary cause of these planform changes is the formation of helical flow patterns in response to centrifugal...
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Experimental study on hydro-suction removal of cohesionless bed material
April 2024
The current study deals with experiments on hydro-suction removal of cohesionless bed material from reservoirs. The primary focus lies in scrutinizing the scour profile and the volume of bed material...
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Palynofacies and sediment texture response from sub-tropical mixed sub-urban to urban floodplains of the Gomati River, Lucknow, India
April 2024
Hydromorphodynamic interactions with vegetation are a part of fluvial biomorphodynamics in actively meandering rivers. Using palynofacies and grain size from sub-urban to urban reaches across the river...
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Hydraulics and bedload in unsteady flow: Example of the Volga River
April 2024
The current paper deals with the navigable section of the Volga River tailwater of the Nizhny Novgorod Hydropower Plant. To ensure navigation in this area, the existing navigation structures are being...
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Total arsenic contamination in soil, vegetables, and fruits and its potential health risks in the Chitral Valley, Pakistan
April 2024
Total arsenic (TAs) contamination is a serious health issue that affects many parts of the world. The sources of TAs in the Himalayas and Hindu Kush Mountains are rocks containing sulfide minerals and...
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April 2024
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River system sediment flow modeling using artificial neural networks
April 2024
Sediment leads to problems with navigation, agricultural productivity, and water pollution. The study of sediment flow in river reaches, which is a non-linear and complex process, is, thus, essential...
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Catchment and channel components of sediment runoff in river flows (granulometric approach)
April 2024
A model of the channel and catchment components of sediment runoff has been developed. The model makes it possible to estimate the intensity of redistribution of river and bottom sediment in the riverbed,...
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Short-term phosphorus transformation in shallow-lake sediments mediated by nitrogen and iron under anoxic conditions
April 2024
The release of internal phosphorus (P) is a key and complex process relative to a lake’s nutrient levels. The P response to nitrogen input should be clarified to obtain better detail, especially with...
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Downward seepage effects on flow near a L-shape spur dike and bed morphology
April 2024
Spur dikes are structures built along riverbanks that serve two purposes: stabilizing the banks and minimizing erosion risk by controlling water flow in the river channel. The current study used L-shaped...
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Past, present, and future of River Sediment Quality and Quantity: Introduction to the special issue
April 2024
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Preliminary assessment of the suspended sediment dynamics in the Sikkim–Darjeeling Himalayan river
April 2024
The Sikkim–Darjeeling Himalaya region receives the highest amount of rainfall along the whole southern Himalayan margin and is known for the occurrence of extreme hydrometeorological and geomorphological...
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Using Cs-137 measurements and RUSLE model to explore the effect of land use changes on soil erosion and deposition rates in a mid-sized catchment in southern Italy
April 2024
In some areas of southern Italy, the change in land use over the last 4–5 decades has increased pressure on land and water resources and caused different forms of soil degradation. In order to mitigate...
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Quantification of sedimentary organic carbon sources in a land–river–lake continuum combined with multi-fingerprint and un-mixing models
April 2024
Identifying organic carbon (OC) sources in lake sediment is essential for elucidating biogeochemical cycling processes and effectively supporting watershed management. However, the complexity of sources...
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Efficient detection of ephemeral gully trajectories using topographic index-based approach: Calibration-free for large-scale applications
Available online 29 April 2024
In agricultural landscapes, the use of topographic index (TI) models has been common to predict the presence and extent of ephemeral gullies (EGs). However, these models face two significant challenges:...
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Temporal and spatial evolution characteristics of the current tail channel of the Yellow River: Processes and mechanisms
Available online 19 April 2024
The Qingshuigou Channel, as the current tail channel of the Yellow River, formed by the diversion of the Diaokou River in 1976, has undergone a particularly dramatic spatio-temporal evolution, and its...
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Sand sheets—the major dust source in the western Lake Urmia playa—A comprehensive study of the soil-dust properties and stabilization
Available online 16 April 2024
Climate change accelerated by anthropogenic activities has led to the shrinkage and eventually disappearance of salt lakes all over the world. Gradual desiccation of Lake Urmia (LU) in northwestern...
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Unraveling the sources of organic matter in suspended particulates and sediment in a closed inland lake using stable isotope fingerprinting
Available online 16 April 2024
Suspended particulates and sediment are significant reservoirs of organic matter (OM) in lakes, and tracking the formation of suspended particulate organic matters (SPOMs) and sediment organic matters...
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Evaluating nutrient distribution and eutrophication pattern in a shallow impounded lake: Exploring the influence of floods
Available online 15 April 2024
Water quality management in shallow impounded lakes is challenging due to nutrient's enrichment and algal blooms. Lake Hongze is a reservoir for the South-to-North Water Diversion Project's Eastern...
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Flow field and sediment passing capacity of type-a piano key weirs
Available online 12 April 2024
In the present era, sedimentation and bed morphology near hydraulic structures is a great concern as it affects the flow configuration and reduces the discharge capacity. Experimental investigations...
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Near-wall flow characteristics in pipe bend dense slurries: Optimizing the maximum sliding frictional power
Available online 5 April 2024
In conveying concentrated liquid–solid mixtures in pipelines oriented horizontally, gravitational settling promotes a concentration-rich layer of solids at the pipe invert that degrades the wall due...
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Improved estimation of critical bed shear stress downstream of low-head weirs in streams with coarse bed material
Available online 31 March 2024
Existing methods for estimating critical bed shear stress are limited and usually do not consider local scour processes; therefore, the accuracy of numerical modeling is usually compromised. This paper...
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Post-fire erosion and sediment yield in a Mediterranean forest catchment in Italy
Available online 29 March 2024
Wildfires are an increasingly alarming phenomenon that affects forests and agroecosystems, generating several cascade effects among which soil erosion is one of the most deleterious. A robust body of...
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