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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Unravelling the mesoscale saltmarsh accretion on the tropical barrier estuarine regime: A case study from the Chandipur Saltmarsh, India
Available online 21 March 2024
Coastal wetlands are seen as efficient coastal stabilizers and provide an optimal natural ecosystem for the sequestration and storage of carbon. Thus, it is critically important for scientists and environmental...
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Towards an understanding of southern peri-Pannonian lacustrine depositional cycles: Interplay of sediment delivery and shifting intrabasinal height, a case study of drilled Neogene sediments from northwest Toplica Basin (Central Serbia)
Available online 20 March 2024
A multidisciplinary approach allowed the reconstruction of the shallow, highly complex Neogene lacustrine-type sedimentological interplay between the peri-Pannonian (sub)basin subsidence and its seafloor...
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Estimates of longshore sediment transport rates along Macumba and Recreio-Barra da Tijuca sandy beaches (Rio de Janeiro, southeastern Brazil)
Available online 15 March 2024
Due to the complex nature of coastal dynamics, several models were developed to estimate longshore sediment transport (LST) rates. The Coastal Engineering Research Center (CERC), Kamphuis, and Bayram...
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Experimental study of reservoir flushing through a bottom tunnel initially covered by cohesive sediment
Available online 12 March 2024
Reservoir sediment flushing, one of the most effective strategies for alleviating reservoir sedimentation, involves discharging sediment-laden flows downstream through bottom tunnels. However, whether...
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Physical and chemical techniques for a comprehensive characterization of river sediment: A case of study, the Moquegua River, Peru
Available online 8 March 2024
River sediment is comprised of complex mineral systems composed by different kinds of organic and inorganic matter, and thus, is difficult to characterize. Besides, some standard techniques, such as...
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Sediment transport dynamics during a super flood: A case study of the 2010 super flood at the Guddu Barrage on the Indus River
Available online 7 March 2024
Annual sediment load transportation in the Indus River varies from 0.725 to 1.0 Mt/d and varies from 260 to 300 Mt/y. Sediment accumulation upstream of the inline structure (Guddu Barrage) has frequently...
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Impact of open-cast placer mining on sediment transport across Far Eastern rivers of Russia
Available online 5 March 2024
This study examines patterns of sediment transport in Far Eastern rivers of Russia affected by open-cast placer mining—mostly for gold, rarely for silver, and in a few cases for platinum and diamonds....
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Feasibility of digital image colorimetric methods for iron determination in river sediment
Available online 5 March 2024
The current study describes the development of simple, low-cost, and high-throughput digital image colorimetric methods to determine the total iron concentration in river sediment using the spot-test...
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Field monitoring of alluvium accumulation in the riverine floodplain of the Oka River, European Russia
Available online 5 March 2024
Sedimentation traps were used to assess the annual surface renewal dynamics of the low floodplain of the Oka River (a major tributary of the Volga River in central European Russia). Trap-mats and platforms...
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Hybrid neuro fuzzy inference systems for simulating catchment sediment yield
Available online 2 March 2024
Increasing sediment yield is one of the important environmental challenges in river basins resulting from changing land use. The current study develops an adaptive neuro fuzzy inference system (ANFIS)...
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Changes in runoff and sediment discharge along with their driving factors in the Pearl River basin from 1961 to 2018
Available online 1 March 2024
The Pearl River is the second-largest river in China in terms of discharge and has experienced significant changes due to human activities and climate change. The aim of the current study was to detect...
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A holistic view of aquatic ecosystems: Integrating health and integrity, network, stability, and regime shift assessments
February 2024
Aquatic ecosystems, especially freshwater ecosystems, are facing increasing anthropogenic disturbances, highlighting the urgency for accurate ecosystem assessment for informed decision-making and effective...
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Review of methods of sediment detection in reservoirs
February 2024
As reservoir sedimentation is rapidly progressing on a global scale, intensified and better adapted monitoring of sediment accumulation is needed to design optimal counter measures. In the current study,...
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Effects of the angle between the rock strata and slope on flow hydraulics and sediment yield in karst trough valley: Laboratory scour experiment
February 2024
The angle between the exposed bedrock and slope in a karst trough valley strongly affects overland flow behavior, thus, altering the generation of runoff and sediment. However, the directions and magnitudes...
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Environmental radioactivity, radiological hazards, and trace elements assessment of nearshore sediment in the Bay of Bengal
February 2024
The current study focuses on the environmental radioactivity and multi-risk assessment of nearshore sediment as a source of marine pollution along the Bay of Bengal. The study examines the distribution...
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An improved method for sand wave morphology discrimination in rivers by combining a flow resistance law and support vector machines
February 2024
A parameterized expression for sand wave morphology in rivers is established using a flow resistance law while accounting for sediment incipient velocity. A distinct relation is drawn between the proposed...
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Long-term evolution of meandering channel planforms in response to the mean annual flow and width–depth ratio
February 2024
A depth-averaged linearized meander evolution model was used to numerically evaluate the spatiotemporal evolution of the meandering channel centerline in the plane at various mean annual flows and width–depth...
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Spatiotemporal variability in the C-factor: An analysis using high resolution satellite imagery
February 2024
Estimating the cover and management factor (C-factor) for Universal Soil Loss Equation (USLE) that varies spatially and temporally within a watershed is time-consuming and resource-intensive. The Normalized...
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A new approach to simulate watershed sediment graphs
February 2024
Soil loss management requires reliable data for assessing the conditions prevailing in a watershed. Suspended sediment concentration (SSC) is one of the indicators of soil loss, and its data and associated...
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Multi-method characterization of the recent sediment from the Dibi subsidence lake in the tropical Adamawa region (central Cameroon): Implications for the palaeoenvironmental reconstruction
February 2024
The evolution and functioning of various tropical ecosystems is poorly understood due to a lack of quantitative techniques to characterize the physicochemical composition of soils and sediment. Here,...
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February 2024
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