Search Results - "Edmonds, D. A."

Global-scale human impact on delta morphology has led to net land area gain by Nienhuis, J. H., Ashton, A. D., Edmonds, D. A., Hoitink, A. J. F., Kettner, A. J., Rowland, J. C., Törnqvist, T. E.

“…River deltas rank among the most economically and ecologically valuable environments on Earth. Even in the absence of sea-level rise, deltas are increasingly…”
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Downstream changes in river avulsion style are related to channel morphology by Valenza, J. M., Edmonds, D. A., Hwang, T., Roy, S.

“…One of the most dramatic events in river environments is the natural diversion, or avulsion, of a channel across its floodplain. Though rarely witnessed,…”
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Mechanics of river mouth bar formation: Implications for the morphodynamics of delta distributary networks by Edmonds, D. A., Slingerland, R. L.

“…In this paper, we use observational data and numerical modeling to present a new explanation for the formation of river‐dominated delta networks. Observational…”
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Stability of backwater-influenced river bifurcations: A study of the Mississippi-Atchafalaya system by Edmonds, D. A.

“…In this paper I use numerical modeling to show that the hydraulic backwater profile creates a feedback that may stabilize river bifurcations. The numerical…”
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Stability of delta distributary networks and their bifurcations by Edmonds, D. A., Slingerland, R. L.

“…Delta distributary networks are created by bifurcating channels that commonly split their discharges unequally. The origin and stability of these asymmetrical…”
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River Delta Morphotypes Emerge From Multiscale Characterization of Shorelines by Vulis, L., Tejedor, A., Ma, H., Nienhuis, J. H., Broaddus, C. M., Brown, J., Edmonds, D. A., Rowland, J. C., Foufoula‐Georgiou, E.

“…Delta shoreline structure has long been hypothesized to encode information on the relative influence of fluvial, wave, and tidal processes on delta formation…”
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Topographic Roughness as an Emergent Property of Geomorphic Processes and Events by Doane, T. H., Gearon, J. H., Martin, H. K., Yanites, B. J., Edmonds, D. A.

“…Earth's terrestrial surfaces commonly exhibit topographic roughness at the scale of meters to tens of meters. In soil‐ and sediment‐mantled settings…”
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A reduced-complexity model for river delta formation – Part 2: Assessment of the flow routing scheme by Liang, M, Geleynse, N, Edmonds, D. A, Passalacqua, P

“…In a companion paper (Liang et al., 2015) we introduced a reduced-complexity model (RCM) for river delta formation, developed using a parcel-based "weighted…”
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Growth of river mouth bars in sheltered bays in the presence of frontal waves by Nardin, W., Mariotti, G., Edmonds, D. A., Guercio, R., Fagherazzi, S.

“…One of the key processes for the formation of deltas and their fluvial networks is the deposition of mouth bars in front of prograding distributaries. Waves…”
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Influence of Floods, Tides, and Vegetation on Sediment Retention in Wax Lake Delta, Louisiana, USA by Olliver, E. A., Edmonds, D. A., Shaw, J. B.

“…Sediment is the most valuable natural resource for deltaic environments because it is required to build new land. For land building to occur, sediment must be…”
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First‐Order River Delta Morphology Is Explained by the Sediment Flux Balance From Rivers, Waves, and Tides by Broaddus, C. M., Vulis, L. M., Nienhuis, J. H., Tejedor, A., Brown, J., Foufoula‐Georgiou, E., Edmonds, D. A.

“…We present a novel quantitative test of a 50‐year‐old hypothesis which asserts that river delta morphology is determined by the balance between river and…”
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Macroscopic Flow Disequilibrium Over Aeolian Dune Fields by Gunn, A., Schmutz, P., Wanker, M., Edmonds, D. A., Ewing, R. C., Jerolmack, D. J.

“…Aeolian dune fields are self‐organized patterns formed by wind‐blown sand. Dunes are topographic roughness elements that impose drag on the atmospheric…”
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Reply to: Concerns about data linking delta land gain to human action by Nienhuis, J. H., Ashton, A. D., Edmonds, D. A., Hoitink, A. J. F., Kettner, A. J., Rowland, J. C., Törnqvist, T. E.

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Hydrological Connectivity Controls Magnitude and Distribution of Sediment Deposition Within the Deltaic Islands of Wax Lake Delta, LA, USA by Olliver, E. A., Edmonds, D. A.

“…Relative sea‐level rise in the coming century will increase the risk of flooding and shoreline retreat on most major river deltas. River deltas can counteract…”
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Author Correction: Global-scale human impact on delta morphology has led to net land area gain by Nienhuis, J. H., Ashton, A. D., Edmonds, D. A., Hoitink, A. J. F., Kettner, A. J., Rowland, J. C., Törnqvist, T. E.

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Four Years of Meander‐Bend Evolution Captured by Drone‐Based Lidar Reveals Lack of Width Maintenance on the White River, Indiana, USA by Martin, H. K., Edmonds, D. A., Lewis, Q. W.

“…Meandering rivers experience fluctuations in width whenever riverbanks migrate in different directions or at different rates, which can be observed after…”
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Connecting Fluvial Levee Deposition to Flood‐Basin Hydrology by Johnston, G. H., David, S. R., Edmonds, D. A.

“…Levees are commonly found along every kind of river system, yet there are no widely accepted models for where along the channel they form and what controls…”
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The role of floodplain width and alluvial bar growth as a precursor for the formation of anabranching rivers by Morón, S., Edmonds, D.A., Amos, K.

“…Anabranching rivers are defined as a system of multiple channels separated by stable alluvial islands. While substantial progress has been made in developing a…”
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Correction to “Mechanics of river mouth bar formation: Implications for the morphodynamics of delta distributary networks” by Edmonds, D. A., Slingerland, R. L.

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Influence of vegetation on spatial patterns of sediment deposition in deltaic islands during flood by Nardin, W., Edmonds, D.A., Fagherazzi, S.

“…•Vegetation of intermediate height creates a steeper-sloped delta.•Taller vegetation forms a larger, but flatter delta.•Intermediate vegetation height and…”
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