All Outputs (103)

Effect of hydro-climate variation on biofilm dynamics and its impact in intertidal environments (2022)
Journal Article
Bastianon, E., Hope, J. A., Dorrell, R. M., & Parsons, D. R. (2022). Effect of hydro-climate variation on biofilm dynamics and its impact in intertidal environments. Earth surface dynamics European Geosciences Union, 10(6), 1115-1140. https://doi.org/10.5194/esurf-10-1115-2022

Shallow tidal environments are very productive ecosystems but are sensitive to environmental changes and sea level rise. Bio-morphodynamic control of these environments is therefore a crucial consideration; however, the effect of small-scale biologic... Read More about Effect of hydro-climate variation on biofilm dynamics and its impact in intertidal environments.

Rapid megaflood-triggered base-level rise on Mars (2022)
Journal Article
Ahmed, J., Peakall, J., Balme, M., & Parsons, D. R. (2023). Rapid megaflood-triggered base-level rise on Mars. Geology, 51(1), 28-32. https://doi.org/10.1130/G50277.1

The existence of ancient fluvial systems on Mars is widely accepted, but little is known about how quickly they formed, or what environmental conditions controlled their evolution. We analyzed a sequence of well-preserved inner-bank bar deposits with... Read More about Rapid megaflood-triggered base-level rise on Mars.

Carbon and sediment fluxes inhibited in the submarine Congo Canyon by landslide-damming (2022)
Journal Article
Pope, E. L., Heijnen, M., Talling, P., Jacinto, R. S., Gaillot, A., Baker, M., …Urlaub, M. (in press). Carbon and sediment fluxes inhibited in the submarine Congo Canyon by landslide-damming. Nature Geoscience, https://doi.org/10.1038/s41561-022-01017-x

Landslide-dams, which are often transient, can strongly affect the geomorphology, and sediment and geochemical fluxes, within subaerial fluvial systems. The potential occurrence and impact of analogous landslide-dams in submarine canyons has, however... Read More about Carbon and sediment fluxes inhibited in the submarine Congo Canyon by landslide-damming.

Longest sediment flows yet measured show how major rivers connect efficiently to deep sea (2022)
Journal Article
Talling, P. J., Baker, M. L., Pope, E. L., Ruffell, S. C., Jacinto, R. S., Heijnen, M. S., Hage, S., Simmons, S. M., Hasenhündl, M., Heerema, C. J., McGhee, C., Apprioual, R., Ferrant, A., Cartigny, M. J., Parsons, D. R., Clare, M. A., Tshimanga, R., Trigg, M. A., Cula, C. A., Faria, R., …Hilton, R. J. (2022). Longest sediment flows yet measured show how major rivers connect efficiently to deep sea. Nature communications, 13(1), Article 4193. https://doi.org/10.1038/s41467-022-31689-3

Here we show how major rivers can efficiently connect to the deep-sea, by analysing the longest runout sediment flows (of any type) yet measured in action on Earth. These seafloor turbidity currents originated from the Congo River-mouth, with one flo... Read More about Longest sediment flows yet measured show how major rivers connect efficiently to deep sea.

First source-to-sink monitoring shows dense head controls sediment flux and runout in turbidity currents (2022)
Journal Article
Pope, E. L., Cartigny, M. J., Clare, M. A., Talling, P. J., Lintern, D. G., Vellinga, A., …Vendettuoli, D. (2022). First source-to-sink monitoring shows dense head controls sediment flux and runout in turbidity currents. Science Advances, 8(20), eabj3220. https://doi.org/10.1126/sciadv.abj3220

Until recently, despite being one of the most important sediment transport phenomena on Earth, few direct measurements of turbidity currents existed. Consequently, their structure and evolution were poorly understood, particularly whether they are de... Read More about First source-to-sink monitoring shows dense head controls sediment flux and runout in turbidity currents.

Time‐Domain Implementation and Analyses of Multi‐Motion Modes of Floating Structures (2022)
Journal Article
Sheng, W., Tapoglou, E., Ma, X., Taylor, C. J., Dorrell, R., Parsons, D. R., & Aggidis, G. (2022). Time‐Domain Implementation and Analyses of Multi‐Motion Modes of Floating Structures. Journal of Marine Science and Engineering, 10(5), Article 662. https://doi.org/10.3390/jmse10050662

The study of wave‐structure interactions involving nonlinear forces would often make use of the popular hybrid frequency–time domain method. In the hybrid method, the frequency‐domain analysis could firstly provide the reliable and accurate dynamic p... Read More about Time‐Domain Implementation and Analyses of Multi‐Motion Modes of Floating Structures.

Fill, flush or shuffle: How is sediment carried through submarine channels to build lobes? (2022)
Journal Article
Heijnen, M. S., Clare, M. A., Cartigny, M. J., Talling, P. J., Hage, S., Pope, E. L., …Hughes Clarke, J. E. (2022). Fill, flush or shuffle: How is sediment carried through submarine channels to build lobes?. Earth and planetary science letters, 584, Article 117481. https://doi.org/10.1016/j.epsl.2022.117481

Submarine channels are the primary conduits for land-derived material, including organic carbon, pollutants, and nutrients, into the deep-sea. The flows (turbidity currents) that traverse these systems can pose hazards to seafloor infrastructure such... Read More about Fill, flush or shuffle: How is sediment carried through submarine channels to build lobes?.

Hydrodynamic studies of floating structures: Comparison of wave-structure interaction modelling (2022)
Journal Article
Sheng, W., Tapoglou, E., Ma, X., Taylor, C. J., Dorrell, R. M., Parsons, D. R., & Aggidis, G. (2022). Hydrodynamic studies of floating structures: Comparison of wave-structure interaction modelling. Ocean engineering, 249, Article 110878. https://doi.org/10.1016/j.oceaneng.2022.110878

Current panel methods for wave-structure interactions employ the potential flow theory, which provide fast, reliable and relatively accurate predictions for the marine structures, and now some open source packages, NEMOH and HAMS, are available. In t... Read More about Hydrodynamic studies of floating structures: Comparison of wave-structure interaction modelling.

Sand mining far outpaces natural supply in a large alluvial river (2021)
Journal Article
Hackney, C. R., Vasilopoulos, G., Heng, S., Darbari, V., Walker, S., & Parsons, D. R. (2021). Sand mining far outpaces natural supply in a large alluvial river. Earth surface dynamics European Geosciences Union, 9(5), 1323-1334. https://doi.org/10.5194/esurf-9-1323-2021

The world's large rivers are facing reduced sediment loads due to anthropogenic activities such as hydropower development and sediment extraction. Globally, estimates of sand extraction from large river systems are lacking, in part due to the pervasi... Read More about Sand mining far outpaces natural supply in a large alluvial river.

The Coastline Evolution Model 2D (CEM2D) V1.1 (2021)
Journal Article
Leach, C., Coulthard, T., Barkwith, A., Parsons, D. R., & Manson, S. (2021). The Coastline Evolution Model 2D (CEM2D) V1.1. Geoscientific Model Development, 14, 5507-5523. https://doi.org/10.5194/gmd-14-5507-2021

Coasts are among the most intensely used environments on the planet, but they also present dynamic and unique hazards, including flooding and erosion. Sea level rise and changing wave climates will alter patterns of erosion and deposition, but some e... Read More about The Coastline Evolution Model 2D (CEM2D) V1.1.

Dynamics of salt intrusion in the Mekong Delta: Results of field observations and integrated coastal-inland modelling (2021)
Journal Article
Eslami, S., Hoekstra, P., Kernkamp, H. W. J., Nguyen Trung, N., Do Duc, D., Nguyen Nghia, H., …Van Der Vegt, M. (2021). Dynamics of salt intrusion in the Mekong Delta: Results of field observations and integrated coastal-inland modelling. Earth surface dynamics European Geosciences Union, 9(4), 953-976. https://doi.org/10.5194/esurf-9-953-2021

On the list of challenges facing the world largest deltas, increased saline water intrusion (SWI) in the surface water system and its role in jeopardizing freshwater supply are often ranked very high. Yet, detailed process-based studies of SWI at the... Read More about Dynamics of salt intrusion in the Mekong Delta: Results of field observations and integrated coastal-inland modelling.

Riparian vegetation life stages control the impact of flood sequencing on braided river morphodynamics (2021)
Journal Article
Fernandez, R. L., McLelland, S., Parsons, D. R., & Bodewes, B. (2021). Riparian vegetation life stages control the impact of flood sequencing on braided river morphodynamics. Earth surface processes and landforms : the journal of the British Geomorphological Research Group, 46(11), 2315-2329. https://doi.org/10.1002/esp.5177

With riverine flooding set to be more frequent in many parts of the world as a result of climate change, the interactions between fluvial morphodynamics and riparian vegetation may depend in part on the sequence of flood events. This paper describes... Read More about Riparian vegetation life stages control the impact of flood sequencing on braided river morphodynamics.

Establishing sustainable sediment budgets is critical for climate-resilient mega-deltas (2021)
Journal Article
Vasilopoulos, G., Quan, Q. L., Parsons, D. R., Darby, S. E., Tri, V. P. D., Hung, N. N., …Aalto, R. (2021). Establishing sustainable sediment budgets is critical for climate-resilient mega-deltas. Environmental Research Letters, 16(6), Article 064089. https://doi.org/10.1088/1748-9326/ac06fc

Many of the world's major river deltas face a sustainability crisis, as they come under threat of increases in salinity and the extent of tidal zones forced by combinations of sea-level rise, changes in river discharge and channel geometry. The relat... Read More about Establishing sustainable sediment budgets is critical for climate-resilient mega-deltas.

Knickpoints and crescentic bedform interactions in submarine channels (2021)
Journal Article
Chen, Y., Parsons, D. R., Simmons, S. M., Williams, R., Cartigny, M. J. B., Hughes Clarke, J. E., …Vendettuoli, D. (2021). Knickpoints and crescentic bedform interactions in submarine channels. Sedimentology, 68(4), 1358-1377. https://doi.org/10.1111/sed.12886

Submarine channels deliver globally important volumes of sediments, nutrients, contaminants and organic carbon into the deep sea. Knickpoints are significant topographic features found within numerous submarine channels, which most likely play an imp... Read More about Knickpoints and crescentic bedform interactions in submarine channels.

Comparative assessment of marine weathering of ROP-derived biopolymers against conventional plastics (2021)
Journal Article
Rodgers, K., Mayes, W. M., Santoro, O., Redshaw, C., Mccumskay, R., & Parsons, D. R. (2021). Comparative assessment of marine weathering of ROP-derived biopolymers against conventional plastics. Marine pollution bulletin, 167, Article 112272. https://doi.org/10.1016/j.marpolbul.2021.112272

Bio-based plastics were designed to replace single-use plastics and to cause less post-consumer environmental damage. This paper assesses the weathering of four bio-based polymers created by ring opening polymerization (ROP) promoted by a previously... Read More about Comparative assessment of marine weathering of ROP-derived biopolymers against conventional plastics.

Preconditioning by sediment accumulation can produce powerful turbidity currents without major external triggers (2021)
Journal Article
Bailey, L. P., Clare, M. A., Rosenberger, K. J., Cartigny, M. J., Talling, P. J., Paull, C. K., Gwiazda, R., Parsons, D. R., Simmons, S. M., Xu, J., Haigh, I. D., Maier, K. L., McGann, M., Lundsten, E., & Monterey CCE Team. (2021). Preconditioning by sediment accumulation can produce powerful turbidity currents without major external triggers. Earth and planetary science letters, 562, Article 116845. https://doi.org/10.1016/j.epsl.2021.116845

Turbidity currents dominate sediment transfer into the deep ocean, and can damage critical seabed infrastructure. It is commonly inferred that powerful turbidity currents are triggered by major external events, such as storms, river floods, or earthq... Read More about Preconditioning by sediment accumulation can produce powerful turbidity currents without major external triggers.

UK Parliament Environment, Food and Rural Affairs Select Committee Flooding Inquiry: Written Evidence from Dr Kate Smith et al. (FLO0043) (2021)
Report
Smith, K., Thomas, R. E., Skinner, C., Davidson, G., Parsons, D., McLelland, S., …Betts, P. (2021). UK Parliament Environment, Food and Rural Affairs Select Committee Flooding Inquiry: Written Evidence from Dr Kate Smith et al. (FLO0043)

This submission presents the research conducted within the Energy and Environment Institute at the University of Hull. Our work demonstrates that hazards represented by flooding have multiple dimensions, and that solutions to them need to take these... Read More about UK Parliament Environment, Food and Rural Affairs Select Committee Flooding Inquiry: Written Evidence from Dr Kate Smith et al. (FLO0043).

2020-Vision: understanding climate (in)action through the emotional lens of loss (2021)
Journal Article
Jones, L., Halstead, F., Parsons, K. J., Le, H., Bui, L. T. H., Hackney, C. R., & Parsons, D. R. (2021). 2020-Vision: understanding climate (in)action through the emotional lens of loss. Journal of the British Academy, 9(s5), 29-68. https://doi.org/10.5871/jba/009s5.029

We are the midst of a climate emergency requiring urgent climate action that is as yet unforthcoming both on the scale and at the speed needed. This article considers this current state of inaction and how we might understand the processes of attitud... Read More about 2020-Vision: understanding climate (in)action through the emotional lens of loss.

Species-specific impact of microplastics on coral physiology (2020)
Journal Article
Mendrik, F., Henry, T., Burdett, H., Hackney, C., Waller, C., Parsons, D., & Hennige, S. (2021). Species-specific impact of microplastics on coral physiology. Environmental pollution, 269, Article 116238. https://doi.org/10.1016/j.envpol.2020.116238

There is evidence that microplastic (MP) pollution can negatively influence coral health; however, mechanisms are unknown and most studies have used MP exposure concentrations that are considerably higher than current environmental conditions. Furthe... Read More about Species-specific impact of microplastics on coral physiology.

Impact of dams and climate change on suspended sediment flux to the Mekong delta (2020)
Journal Article
Bussi, G., Darby, S. E., Whitehead, P. G., Jin, L., Dadson, S. J., Voepel, H. E., Vasilopoulos, G., Hackney, C. R., Hutton, C., Berchoux, T., Parsons, D. R., & Nicholas, A. (2021). Impact of dams and climate change on suspended sediment flux to the Mekong delta. The Science of the total environment, 755(1), Article 142468. https://doi.org/10.1016/j.scitotenv.2020.142468

The livelihoods of millions of people living in the world's deltas are deeply interconnected with the sediment dynamics of these deltas. In particular a sustainable supply of fluvial sediments from upstream is critical for ensuring the fertility of d... Read More about Impact of dams and climate change on suspended sediment flux to the Mekong delta.