Results 81 to 90 of about 2,627,186 (246)

Variable Flood Discharge Constrains Autochthonous Organic Carbon Preservation in Deltas: Insights From Physical Experiments

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Many global and regional climate models predict shifts in the frequency and magnitude of precipitation events. It is unclear how this transition will influence delta and wetland development. We address this knowledge gap via two reduced‐scale physical delta experiments: one with constant discharge and the other with variable discharge.
Jose R. Silvestre   +5 more
wiley   +1 more source

A Numerical Investigation on Tidally Induced Sediment Transport and Morphological Changes with Changing Sea Level in South-East England

open access: yesGeosciences, 2019
The impact of tide-induced morphological changes and water level variations on the sediment transport in a tidally dominated system has been investigated using the numerical model Delft3D and South-East England as a test case. The goal of this manuscript
Nicoletta Leonardi   +2 more
doaj   +1 more source

An analysis of nearshore profile and bar development under large scale erosive and accretive waves [PDF]

open access: yes, 2018
This is an Accepted Manuscript of an article published by Taylor & Francis Group in Journal of Hydraulic Research on 2018, available online at: http://www.tandfonline.com/10.1080/00221686.2017.1315748Typical morphodynamic laboratory tests have been ...
Cáceres Rabionet, Iván   +1 more
core   +2 more sources

Anthropogenic Disturbance Threatens the Endangered Tufted Ghost Crab, Ocypode cursor

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 2, February 2026.
ABSTRACT The tufted ghost crab, Ocypode cursor, native to the southeastern Mediterranean and subtropical Atlantic Ocean, is a key bioindicator species, providing valuable insights into the health and stability of sandy beach ecosystems through its population dynamics, behaviour and interactions with the environment. Sandy shores along the Mediterranean
Bella S. Galil   +3 more
wiley   +1 more source

Land Reclamation Controls on Multi‐Centennial Estuarine Evolution

open access: yesEarth's Future
Land reclamations influence the morphodynamic evolution of estuaries and tidal basins, because an altered planform changes tidal dynamics and associated residual sediment transport.
R. A. Schrijvershof   +3 more
doaj   +1 more source

Introduction à l'étude écologique d'un cours d'eau. (Cf. erratum dans n° 252, p. 131)

open access: yesKnowledge and Management of Aquatic Ecosystems, 1973
The standard study aims at giving the hydrobiological situation of one river at the time of the study. That situation concerns the morphodynamic, physical, chemical, phytozoological characteristics, the population of fishes and their relationships, with ...
ARRIGNON J.
doaj   +1 more source

Analysis of autogenic bifurcation processes resulting in river avulsion [PDF]

open access: yesEarth Surface Dynamics
River bifurcations are constituent components of multi-thread fluvial systems, playing a crucial role in their morphodynamic evolution and the partitioning of water and sediment. Although many studies have been directed at exploring bifurcation dynamics,
G. Barile, M. Redolfi, M. Tubino
doaj   +1 more source

Scour hole behaviour: A field study of the Dutch Rhine Delta

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 2, February 2026.
Scour hole behaviour can be divided into dynamic and stable. Dynamic scour holes grow in area, depth and volume during seasonal discharge variations and are typically located in discharge‐dominated river reaches. Stable scour holes are found in tidal rivers with heterogeneous riverbeds and show nearly fixed dimensions.
Marthe Oldenhof   +3 more
wiley   +1 more source

Sensitivity of simulated flow fields and bathymetries in meandering channels to the choice of a morphodynamic model [PDF]

open access: yes, 2016
Morphodynamic models are used by river practitioners and scientists to simulate geomorphic change in natural and artificial river channels. It has long been recognized that these models are sensitive to the choice of parameter values, and proper ...
Biron, Pascale M.   +2 more
core   +1 more source

Addressing Unwanted Morphodynamic Processes in Re‐Naturalization Projects

open access: yesRiver Research and Applications, Volume 42, Issue 2, Page 507-522, February 2026.
ABSTRACT River systems worldwide are undergoing severe ecological and morphological degradation due to prolonged anthropogenic interventions, such as channelization and dam construction, which disrupt sediment continuity and natural flow regimes. In response, river re‐naturalization projects have emerged as essential strategies to restore the dynamics ...
Lorenzo Durante   +2 more
wiley   +1 more source

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