Results 21 to 30 of about 307 (99)

Foredune responses to the impact of aggregate extraction in an arid aeolian sedimentary system

open access: yesEarth Surface Processes and Landforms, Volume 47, Issue 11, Page 2709-2725, 15 September 2022., 2022
Responses in the aeolian sedimentary system affected by an historical aggregate extraction of El Médano (Tenerife, Spain) have been analysed. The methodology comprised two temporal scales: a long‐term evolution based on comparation of historical and current topographical sources, and a short‐term experiment to analyse the airflow dynamics, and the ...
Abel Sanromualdo‐Collado   +6 more
wiley   +1 more source

Disproportionate and chronic sediment delivery from a fluvially controlled, deep‐seated landslide in Aotearoa New Zealand

open access: yesEarth Surface Processes and Landforms, Volume 47, Issue 8, Page 1972-1988, 30 June 2022., 2022
River erosion undermines the 80‐ha Rangitikei Landslide and affects the rate of landslide movement over flood event to seasonal timescales. The landslide transitions from sliding at 0.01 m per year at its head, to flowing at >10 m per year at its toe.
Samuel Thomas McColl   +4 more
wiley   +1 more source

The fate of sediment, wood and organic carbon eroded during an extreme flood, Colorado Front Range, USA [PDF]

open access: yes, 2017
Identifying and quantifying the dominant processes of erosion and tracking the fate of sediment, wood, and carbon eroded during floods is important for understanding channel response to floods, downstream sediment and carbon loading, and the influence of
Bennett, G.L.   +5 more
core   +1 more source

Does the topographic data source truly influence the routing modelling of debris flows in a torrent catchment?

open access: yesEarth Surface Processes and Landforms, Volume 47, Issue 8, Page 2107-2129, 30 June 2022., 2022
Overall, despite the observed model sensitivity to the topographic data source, for the analysed channel reach, the recognized differences in the routing‐modelling outcomes can be regarded as negligible from a risk planning and management point of view, thus suggesting that the topographic data source does not truly represent a determining factor in ...
Mauro Boreggio   +2 more
wiley   +1 more source

Bed Particle Displacements and Morphological Development in a Wandering Gravel-Bed River [PDF]

open access: yes, 2021
Bed particles were tracked using passive integrated transponder tags in a wandering reach of the San Juan River, British Columbia, Canada, to assess particle movement around three major bars in the river.
Ashmore, Peter   +3 more
core   +2 more sources

Channel Response and Reservoir Delta Evolution From Source to Sink Following an Extreme Flood

open access: yesJournal of Geophysical Research: Earth Surface, Volume 127, Issue 2, February 2022., 2022
Abstract Disturbances such as floods, fires, and mass movements introduce large volumes of sediment into fluvial systems. Tracking the movement of disturbance‐generated sediment provides insight into the processes of fluvial system response. Few studies document a post‐disturbance response that explicitly links channel change to evolution of a ...
J. S. Eidmann   +3 more
wiley   +1 more source

Geomorphological and statistical analysis of the dune changes in Lido di Classe (Ravenna, Italy) based on remote sensing techniques [PDF]

open access: yes, 2022
Coastal dunes are well-known for their significance in providing vital ecosystem services. However, its highly dynamic nature and its exposure to climatic and anthropogenic pressures make them one of the most vulnerable geologic features along the ...
Faelga, Regine Anne
core  

Evaluation of short-term geomorphic changes in differently impacted gravel-bed rivers using improved dems of difference [PDF]

open access: yes, 2013
The evaluation of the morphological dynamics of rivers is increasingly focusing, in recent years, on the achievement of quantitative estimates of change in order to identify geomorphic trends and forecast targeted restoration actions.
F. Delai   +4 more
core   +3 more sources

Flood Impacts and Risk Assessment of Pleasant Creek in Capitol Reef National Park [PDF]

open access: yes, 2022
: Capitol Reef National Park (CRNP) is located within Southern Utah. Flash floods are one of the main hazards CRNP experiences and because of the remote location of the park, numerous parameters, and sudden nature of flash floods it is extremely ...
Skinner, Miranda, Walther, Suzanne
core   +1 more source

Comment on “Assessing gully erosion and rehabilitation using multi temporal LiDAR DEMs: Case study from the Great Barrier Reef catchments, Australia” by Khan et al., 2023

open access: yesInternational Soil and Water Conservation Research
Geomorphic change detection (GCD) using high resolution topographic data can provide important insights into geomorphological systems. However, considerations must first be given to the mechanisms and dynamics producing landscape change when considering ...
James S. Daley   +2 more
doaj   +1 more source

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