All Outputs (80)

Extreme Flood Sediment Production and Export Controlled by Reach‐Scale Morphology (2023)
Journal Article
Baynes, E. R. C., Kincey, M. E., & Warburton, J. (2023). Extreme Flood Sediment Production and Export Controlled by Reach‐Scale Morphology. Geophysical Research Letters, 50(10), Article e2023GL103042. https://doi.org/10.1029/2023gl103042

Rapid earth surface evolution is discrete in nature, with short-duration extreme events having a widespread impact on landscapes despite occurring relatively infrequently. Here, we exploit a unique opportunity to identify the broad, process-based, co... Read More about Extreme Flood Sediment Production and Export Controlled by Reach‐Scale Morphology.

A multiproxy approach to long-term herbivore grazing dynamics in peatlands based on pollen, coprophilous fungi and faecal biomarkers (2022)
Journal Article
Davies, A., Harrault, L., Milek, K., McClymont, E., Dallimer, M., Hamilton, A., & Warburton, J. (2022). A multiproxy approach to long-term herbivore grazing dynamics in peatlands based on pollen, coprophilous fungi and faecal biomarkers. Palaeogeography, Palaeoclimatology, Palaeoecology, 598, Article 111032. https://doi.org/10.1016/j.palaeo.2022.111032

Herbivory plays a significant role in regulating many contemporary terrestrial plant ecosystems, but remains an imperfectly understood component of past ecosystem dynamics because the diagnostic capability of methods is still being tested and refined... Read More about A multiproxy approach to long-term herbivore grazing dynamics in peatlands based on pollen, coprophilous fungi and faecal biomarkers.

Metals, mines and moorland: the changing lead mining landscapes of the North Pennines, UK, 1700-1948 (2022)
Journal Article
Kincey, M., Gerrard, C., & Warburton, J. (2022). Metals, mines and moorland: the changing lead mining landscapes of the North Pennines, UK, 1700-1948. Post-Medieval Archaeology, 56(1), 1-27. https://doi.org/10.1080/00794236.2022.2058221

Intensive metal mining considerably altered many British upland landscapes between the 18th and 20th centuries, modifying both subterranean and surface environments and fundamentally changing the character of local settlements, infrastructure and soc... Read More about Metals, mines and moorland: the changing lead mining landscapes of the North Pennines, UK, 1700-1948.

Peat landslides (2021)
Book Chapter
Warburton, J. (2021). Peat landslides. In T. Davies, & N. Rosser (Eds.), Landslide Hazards, Risks, and Disasters (165-198). (Second Edition). Elsevier. https://doi.org/10.1016/b978-0-12-818464-6.00008-1

Peat landslides form a distinct suite of slope failures which are characteristic of landscapes where organic soils dominate. Six main types of peat mass movement are recognised: bog burst, bog flow, bog slide, peat slide, peaty-debris slide and peat... Read More about Peat landslides.

Assessing the hydrological and geomorphic behaviour of a landscape evolution model within a limits‐of‐acceptability uncertainty analysis framework (2021)
Journal Article
Wong, J. S., Freer, J. E., Bates, P. D., Warburton, J., & Coulthard, T. J. (2021). Assessing the hydrological and geomorphic behaviour of a landscape evolution model within a limits‐of‐acceptability uncertainty analysis framework. Earth Surface Processes and Landforms, 46(10), 1981-2003. https://doi.org/10.1002/esp.5140

Landscape evolution models (LEMs) have the capability to characterize key aspects of geomorphological and hydrological processes. However, their usefulness is hindered by model equifinality and paucity of available calibration data. Estimating uncert... Read More about Assessing the hydrological and geomorphic behaviour of a landscape evolution model within a limits‐of‐acceptability uncertainty analysis framework.

Spatial organisation and physical characteristics of large peat blocks in an upland fluvial peatland ecosystem (2020)
Journal Article
Boothroyd, R. J., & Warburton, J. (2020). Spatial organisation and physical characteristics of large peat blocks in an upland fluvial peatland ecosystem. Geomorphology, 370, Article 107397. https://doi.org/10.1016/j.geomorph.2020.107397

This paper assesses the size, shape and spatial organisation of organic, carbon-rich debris (peat blocks) in an upland fluvial peatland ecosystem. Peat block inventories collected in 2002 and 2012 at an alluvial reach of Trout Beck (North Pennines; U... Read More about Spatial organisation and physical characteristics of large peat blocks in an upland fluvial peatland ecosystem.

Peat hazards: compression and failure (2020)
Book Chapter
Warburton, J. (2020). Peat hazards: compression and failure. In D. Giles, & J. Griffiths (Eds.), Geological hazards in the UK : their occurrence, monitoring and mitigation (243-257). The Geological Society. https://doi.org/10.1144/egsp29.9

Peat is a low density, highly compressible soil that occurs at the surface or may be buried at depth. Peat is essentially an organic, non-mineral soil resulting from the decay of organic matter. In the UK peat deposits are widespread occurring in a w... Read More about Peat hazards: compression and failure.

A catchment scale assessment of patterns and controls of historic 2D river planform adjustment (2020)
Journal Article
Joyce, H. M., Warburton, J., & Hardy, R. J. (2020). A catchment scale assessment of patterns and controls of historic 2D river planform adjustment. Geomorphology, 354, Article 107046. https://doi.org/10.1016/j.geomorph.2020.107046

The supply, transfer and deposition of sediment from channel headwaters to lowland sinks, is a fundamental process governing upland catchment geomorphology, and can begin to be understood by quantifying 2D river planform adjustments over time. This p... Read More about A catchment scale assessment of patterns and controls of historic 2D river planform adjustment.

The transport and mass balance of fallout radionuclides in Brotherswater, Cumbria (UK) (2019)
Journal Article
Appleby, P., Semertzidou, P., Piliposian, G., Chiverrell, R., Schillereff, D., & Warburton, J. (2019). The transport and mass balance of fallout radionuclides in Brotherswater, Cumbria (UK). Journal of Paleolimnology, 62(4), 389-407. https://doi.org/10.1007/s10933-019-00095-z

This paper investigates the role of intervening transport processes on lake sediment records of the atmospherically deposited radionuclides 210Pb and 137Cs. Brotherswater is of particular interest to this issue in that its large catchment/lake area r... Read More about The transport and mass balance of fallout radionuclides in Brotherswater, Cumbria (UK).

Very large convergent multi-fluted glacigenic deposits in the NW Highlands, Scotland (2019)
Journal Article
Davies, T., Warburton, J., & Turnbull, J. (2019). Very large convergent multi-fluted glacigenic deposits in the NW Highlands, Scotland. Scottish Journal of Geology, 55(2), 155-165. https://doi.org/10.1144/sjg2018-003

We describe two large convergent multi-fluted glacigenic deposits in the NW Highlands, Scotland, and point out their resemblance to a number of landforms emerging from presently deglaciating areas of Greenland and Antarctica. We suggest that they all... Read More about Very large convergent multi-fluted glacigenic deposits in the NW Highlands, Scotland.

Using lake sediment archives to improve understanding of flood magnitude and frequency: recent extreme flooding in northwest UK (2019)
Journal Article
Chiverrell, R., Sear, D., Warburton, J., Macdonald, N., Schillereff, D., Dearing, J., …Bradley, J. (2019). Using lake sediment archives to improve understanding of flood magnitude and frequency: recent extreme flooding in northwest UK. Earth Surface Processes and Landforms, 44(12), 2376-2376. https://doi.org/10.1002/esp.4650

We present the first quantitative reconstruction of palaeofloods using lake sediments for the UK and show that for a large catchment in NW England the cluster of devastating floods from 1990 to present is without precedent in this 558‐year palaeo‐rec... Read More about Using lake sediment archives to improve understanding of flood magnitude and frequency: recent extreme flooding in northwest UK.

An evaluation of a low-cost pole aerial photography (PAP) and structure from motion (SfM) approach for topographic surveying of small rivers (2019)
Journal Article
Visser, F., Woodget, A., Skellern, A., Forsey, J., Warburton, J., & Johnson, R. (2019). An evaluation of a low-cost pole aerial photography (PAP) and structure from motion (SfM) approach for topographic surveying of small rivers. International Journal of Remote Sensing, 40(24), 9321-9351. https://doi.org/10.1080/01431161.2019.1630782

To better understand fluvial forms and processes, geomorphologists have a need for high-resolution fluvial topographic surveys. Continuous data collection approaches such as airborne laser scanning (ALS), terrestrial laser scanning (TLS), and structu... Read More about An evaluation of a low-cost pole aerial photography (PAP) and structure from motion (SfM) approach for topographic surveying of small rivers.

The importance of riparian plant orientation in river flow: implications for flow structures and drag (2019)
Journal Article
Boothroyd, R. J., Hardy, R. J., Warburton, J., & Marjoribanks, T. I. (2019). The importance of riparian plant orientation in river flow: implications for flow structures and drag. Journal of Ecohydraulics, 3(2), 108-129. https://doi.org/10.1080/24705357.2019.1573648

In a series of high resolution numerical modelling experiments, we incorporated submerged riparian plants into a computational fluid dynamics (CFD) model used to predict flow structures and drag in river flow. Individual plant point clouds were captu... Read More about The importance of riparian plant orientation in river flow: implications for flow structures and drag.

A Snapshot in Time: The Dynamic and Ephemeral Structure of Peatland Soils (2018)
Book Chapter
Harrington, L., & Warburton, J. (2018). A Snapshot in Time: The Dynamic and Ephemeral Structure of Peatland Soils. In A. Toland, J. Stratton Noller, & G. Wessolek (Eds.), Field to Palette: Dialogues on Soil and Art in the Anthropocene (199-209). CRC Press. https://doi.org/10.1201/b22355

Peat soil is a heterogeneous mixture of decomposed plant material that has accumulated in a water-saturated environment in the absence of oxygen. The structure of peat varies enormously from partially decomposed plant remains to a fine amorphous coll... Read More about A Snapshot in Time: The Dynamic and Ephemeral Structure of Peatland Soils.

Contaminated sediment flux from eroding abandoned historical metal mines: Spatial and temporal variability in geomorphological drivers (2018)
Journal Article
Kincey, M., Warburton, J., & Brewer, P. (2018). Contaminated sediment flux from eroding abandoned historical metal mines: Spatial and temporal variability in geomorphological drivers. Geomorphology, 319, 199-215. https://doi.org/10.1016/j.geomorph.2018.07.026

Abandoned historical metal mines represent significant long-term sediment source locations contributing highly contaminated anthropogenic legacy sediments to river systems. Despite this, our understanding of spatial and temporal variability in the ra... Read More about Contaminated sediment flux from eroding abandoned historical metal mines: Spatial and temporal variability in geomorphological drivers.

Sediment continuity through the upland sediment cascade: geomorphic response of an upland river to an extreme flood event (2018)
Journal Article
Joyce, H., Hardy, R., Warburton, J., & Large, A. (2018). Sediment continuity through the upland sediment cascade: geomorphic response of an upland river to an extreme flood event. Geomorphology, 317, 45-61. https://doi.org/10.1016/j.geomorph.2018.05.002

Hillslope erosion and accelerated lake sedimentation are often reported as the source and main stores of sediment in the upland sediment cascade during extreme flood events. While upland valley floodplain systems in the transfer zone have the potenti... Read More about Sediment continuity through the upland sediment cascade: geomorphic response of an upland river to an extreme flood event.

Microtopography of bare peat: a conceptual model and objective classification from high-resolution topographic survey data (2018)
Journal Article
Smith, M., & Warburton, J. (2018). Microtopography of bare peat: a conceptual model and objective classification from high-resolution topographic survey data. Earth Surface Processes and Landforms, 43(8), 1557-1574. https://doi.org/10.1002/esp.4336

Peatlands globally are at risk of degradation through increased susceptibility to erosion as a result of climate change. Quantification of peat erosion and an understanding of the processes responsible for their degradation is required if eroded peat... Read More about Microtopography of bare peat: a conceptual model and objective classification from high-resolution topographic survey data.

Modeling complex flow structures and drag around a submerged plant of varied posture (2017)
Journal Article
Boothroyd, R., Hardy, R., Warburton, J., & Marjoribanks, T. (2017). Modeling complex flow structures and drag around a submerged plant of varied posture. Water Resources Research, 53(4), 2877-2901. https://doi.org/10.1002/2016wr020186

Although vegetation is present in many rivers, the bulk of past work concerned with modeling the influence of vegetation on flow has considered vegetation to be morphologically simple, and has generally neglected the complexity of natural plants. Her... Read More about Modeling complex flow structures and drag around a submerged plant of varied posture.

Bed load tracer mobility in a mixed bedrock/alluvial channel (2017)
Journal Article
Ferguson, R., Sharma, B., Hodge, R., Hardy, R., & Warburton, J. (2017). Bed load tracer mobility in a mixed bedrock/alluvial channel. Journal of Geophysical Research: Earth Surface, 122(4), 807-822. https://doi.org/10.1002/2016jf003946

The presence of bare or partially-covered rock in an otherwise alluvial river implies a downstream change in transport capacity relative to supply. Field investigations of this change and what causes it are lacking. We used two sets of magnet-tagged... Read More about Bed load tracer mobility in a mixed bedrock/alluvial channel.

Quantifying erosion of at risk archaeological sites using repeat terrestrial laser scanning (2017)
Journal Article
Kincey, M., Gerrard, C., & Warburton, J. (2017). Quantifying erosion of at risk archaeological sites using repeat terrestrial laser scanning. Journal of Archaeological Science: Reports, 12, 405-424. https://doi.org/10.1016/j.jasrep.2017.02.003

Effective heritage management is reliant on an understanding of the range of current and potential future threats facing archaeological sites. Despite this, the processes leading to the loss of in situ archaeological remains are still poorly understo... Read More about Quantifying erosion of at risk archaeological sites using repeat terrestrial laser scanning.