Recent Articles

Open access

ISSN: 1001-6279
CN: 11-2699/P
e-ISSN: 2589-7284

Determination of the most suitable artificial neural network method for sediment estimation in the Euphrates-Tigris Basin

In studies on water resources planning and management, regular and complete hydrological data such as streamflow and sediment data are needed. Since the existing data generally do not fully reflect...

Sedimentary organic matters within the subtropical mountainous river-estuary-bay continuum: Provenances, fates and implications

Deep insight into the spatialtemporal composition and distribution dynamics of suspended particulate organic carbon (POC) and sedimentary total organic carbon (TOC) within the mountainous river-estuary-bay...

Short-term effects of polyacrylamide application on soil detachment capacity in rills of deforested hillslopes: A flume experiment

Very few studies have explored the effectiveness of polyacrylamide (PAM) application on soil in mitigating rill erosion, especially in deforested environments. This study has measured the soil detachment...

River system sediment rating curve parameter estimation via integrated models

Continuous water and sediment flow monitoring across river cross sections is essential for the management of flood- and sediment-related problems in watersheds. The sediment rating curve (SRC) estimates...

Turbulence structure and near-wall suppression in equilibrium and nonequilibrium sediment transport: An experimental study

Sediment transport in open channels plays a significant role in shaping turbulent flow structures, influencing sediment dynamics and flow resistance. Transport regimes are classified into equilibrium,...

Characterizing changes in channel morphology associated with base level fall: Application on Le Sueur and Maple Rivers

Many fluvial systems have undergone significant changes in their morphology due to base level fall since the last glaciation. Channels in such transient fluvial systems continuously adjust their morphology...

The transport mechanisms of sediment and phosphorus in agricultural drainage ditches in the presence of vegetation

Understanding the mechanisms by which vegetation influences phosphorus transport in agricultural drainage ditches is crucial for accurately assessing non-point source pollution loads and ecosystem restoration...

Quantifying rill erosion processes in evolving soil landscapes: An experimental approach

Rill erosion is a hydrological-geomorphic process occurring on hillslopes across small spatial extents. Despite advances in soil erosion research, the dynamic feedbacks among the rill erosion process,...

Effects of grain arrangement and grain size on gravel-bed microtopographies

Gravel-bed microtopographies are closely connected with many aspects of river dynamics, including incipient sediment motion, sediment transport, flow structure, and flow resistance. Grain arrangement...

New insight on grain-size distribution changes during the net offshore migration process of an oblique sand bar

Offshore oblique bars typically follow a net offshore migration (NOM) pattern. However, this kinematic view overlooks how migration relates to sand-grain dynamics, as revealed by grain-size distribution...

Flocculation characteristics and mechanisms of suspended sediment under ultrasonic–electric coupling intervention

Exploring the flocculation characteristics and mechanisms of suspended sediment under artificial intervention is important for understanding the flocculation process, so as to achieve rapid, ultra-clean...

Quantifying the effects of root, soil properties and hydraulic characteristics on soil detachment of naturally restored grassland on the Loess Plateau

Plant roots, soil properties, and hydraulic characteristics can significantly influence soil detachment by overland flow. However, research quantifying the effects of those various factors on soil detachment...

Experimental study on riprap stable size around wing-wall abutments

Many experiments were done over a relatively wide range of effective parameters to determine the stable size of riprap stones around wing-wall abutments. The experiments involved five sizes of riprap...

Simulating the water balance of a small lake in the subtropical monsoon region via the stable isotopic technique

The isotope tracing method provides a novel way to investigate the underlying mechanisms of water balance. This study focused on Taozi Lake in Changsha, a city in the subtropical monsoon region. We...

Investigation into the existence and genesis of fluid mud in Lake Taihu, China

Fluid mud, characterized by a bulk density < 1.2 g/cm3, has various adverse environmental effects; furthermore, it can pose challenges for maritime navigation, as fluid mud is an important factor for...

Investigating temporal scour hole variations: A comparative study of hybrid CatBoost models and experimental data

The scour hole caused by 3-dimensional wall jets (3DWJ) is a serious problem downstream of dams and power stations. The current study utilized a newly created hybrid machine learning (ML) model to predict...

Soil texture and exchangeable ions primarily control soil erosion resistance in estuaries of Laizhou Bay

Estuaries are irreplaceable ecological habitats and the primary deposition areas for sediment and pollutants from rivers. However, many estuaries are subject to an elevated risk of soil erosion owing...

Review of soil solidification methods in scour and erosion control

This review focuses on the mechanisms and scour resistance of various soil solidification methods used in civil and coastal engineering. Traditional chemical methods, such as ordinary Portland cement...

Multidimensional assessment and precision restoration strategies for soil erosion in karst areas: Based on multi-scenario simulation

Karst landscapes are plagued by severe soil erosion due to their fractured lithology and complex hydrology, posing persistent challenges to erosion assessment and ecological restoration. However, current...

Study on the critical velocity of sediment incipient motion in saline water based on Hangzhou Bay field investigation

The critical condition of sediment incipient motion (SIM) is one of the most pivotal and fundamental topics for the mechanics of sediment transport in offshore areas. The flocculation of fine sediment...

Experimental measurement of flocculation and settling behavior in fine sediments from the Three Gorges Reservoir, China

Flocculation of cohesive sediments is widely observed in natural aquatic-sedimentary environments, such as river estuaries and nearshore coastal waters, where salinity, suspended sediment concentration...

Highly active sediment transport induces morphodynamic changes exacerbating flash flooding

Rainfall-induced flash floods often trigger active sediment transport and substantial morphological changes, which in turn affect flood dynamics. Previous numerical studies have mostly overlooked the...

Variability in rill morphometry, surface runoff and erosion with soil conservation techniques (application of polyacrylamide and rice husk biochar and hydromulching) in deforested hillslopes under simulated rainfall

This study analyzed the effects of very intense rainfall (98 mm/h for 30 min) on soil left bare or treated with polyacrylamide, rice husk biochar and hydromulching. Rill morphometry, surface runoff...

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