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Outputs (17)

Author Correction: Rapidly-migrating and internally-generated knickpoints can control submarine channel evolution (Nature Communications, (2020), 11, 1, (3129), 10.1038/s41467-020-16861-x) (2020)
Journal Article
Heijnen, M. S., Clare, M. A., Cartigny, M. J., Talling, P. J., Hage, S., Lintern, D. G., Stacey, C., Parsons, D. R., Simmons, S. M., Chen, Y., Sumner, E. J., Dix, J. K., & Clarke, J. E. (2020). Author Correction: Rapidly-migrating and internally-generated knickpoints can control submarine channel evolution (Nature Communications, (2020), 11, 1, (3129), 10.1038/s41467-020-16861-x). Nature communications, 11(1), Article 4425. https://doi.org/10.1038/s41467-020-18394-9

© 2020, The Author(s). The original version of this Article contained an error in the labelling of the cross-section in Fig. 2g and the vertical axis in Fig. 2b. This has been corrected in both the PDF and HTML versions of the Article.

Direct monitoring reveals initiation of turbidity currents from extremely dilute river plumes (2019)
Journal Article
Hage, S., Cartigny, M. J. B., Sumner, E. J., Clare, M. A., Hughes Clarke, J., Talling, P. J., Lintern, D. G., Simmons, S. M., Silva Jacinto, R., Vellinga, A. J., Allin, J. R., Azpiroz-Zabala, M., Gales, J. A., Hizzett, J. L., Hunt, J. E., Mozzato, A., Parsons, D. R., Pope, E. L., Stacey, C. D., Symons, W. O., …Watts, C. (2019). Direct monitoring reveals initiation of turbidity currents from extremely dilute river plumes. Geophysical research letters, 46(20), 11310-11320. https://doi.org/10.1029/2019gl084526

©2019. The Authors. Rivers (on land) and turbidity currents (in the ocean) are the most important sediment transport processes on Earth. Yet how rivers generate turbidity currents as they enter the coastal ocean remains poorly understood. The current... Read More about Direct monitoring reveals initiation of turbidity currents from extremely dilute river plumes.

Investigation of variable aeration of monodisperse mixtures: implications for pyroclastic density currents (2018)
Journal Article
Smith, G. M., Williams, R., Rowley, P., & Parsons, D. R. (2018). Investigation of variable aeration of monodisperse mixtures: implications for pyroclastic density currents. Bulletin of volcanology, 80(8), Article 67. https://doi.org/10.1007/s00445-018-1241-1

The high mobility of dense pyroclastic density currents (PDCs) is commonly attributed to high gas pore pressures. However, the influence of spatial and temporal variations in pore pressure within PDCs has yet to be investigated. Theory suggests that... Read More about Investigation of variable aeration of monodisperse mixtures: implications for pyroclastic density currents.

Reconstructing the Anak Krakatau flank collapse that caused the December 2018 Indonesian tsunami (2019)
Journal Article
Williams, R., Rowley, P., & Garthwaite, M. C. (2019). Reconstructing the Anak Krakatau flank collapse that caused the December 2018 Indonesian tsunami. Geology, 47(10), 973-976. https://doi.org/10.1130/G46517.1

Volcanogenic tsunamis are one of the deadliest volcanic phenomena. Understanding their triggering processes, and mitigating their effect, remains a major challenge. On 22 December 2018, flank failure of the Anak Krakatau volcano in Indonesia generate... Read More about Reconstructing the Anak Krakatau flank collapse that caused the December 2018 Indonesian tsunami.

Knickpoints in Martian channels indicate past ocean levels (2019)
Journal Article
Duran, S., Coulthard, T. J., & Baynes, E. R. (2019). Knickpoints in Martian channels indicate past ocean levels. Scientific reports, 9(1), Article 15153. https://doi.org/10.1038/s41598-019-51574-2

On Mars, the presence of extensive networks of sinuous valleys and large channels provides evidence for a wetter and warmer environment where liquid water was more abundant than it is at present. We undertook an analysis of all major channel systems... Read More about Knickpoints in Martian channels indicate past ocean levels.

A bedform phase diagram for dense granular currents (2020)
Journal Article
Smith, G., Rowley, P., Williams, R., Giordano, G., Trolese, M., Silleni, A., Parsons, D. R., & Capon, S. (2020). A bedform phase diagram for dense granular currents. Nature communications, 11(1), Article 2873. https://doi.org/10.1038/s41467-020-16657-z

Pyroclastic density currents (PDCs) are a life-threatening volcanic hazard. Our understanding and hazard assessments of these flows rely on interpretations of their deposits. The occurrence of stratified layers, cross-stratification, and bedforms in... Read More about A bedform phase diagram for dense granular currents.

The Kasei Valles, Mars: a unified record of episodic channel flows and ancient ocean levels (2020)
Journal Article
Duran, S., & Coulthard, T. J. (2020). The Kasei Valles, Mars: a unified record of episodic channel flows and ancient ocean levels. Scientific reports, 10(1), Article 18571. https://doi.org/10.1038/s41598-020-75080-y

There is widespread evidence across Mars of past flows in major channel systems as well as more than one palaeo ocean level. However, evidence for the timing of channel flows and ocean levels is based on geographically diverse sources with a limited... Read More about The Kasei Valles, Mars: a unified record of episodic channel flows and ancient ocean levels.

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.

Simultaneous fall and flow during pyroclastic eruptions: A novel proximal hybrid facies (2022)
Journal Article
Dowey, N., & Williams, R. (2022). Simultaneous fall and flow during pyroclastic eruptions: A novel proximal hybrid facies. Geology, 50(10), 1187-1191. https://doi.org/10.1130/G50169.1

The deposits of Plinian and subplinian eruptions provide critical insights into past volcanic events and inform numerical models that aim to mitigate against future hazards. However, pyroclastic deposits are often considered from either a fallout or... Read More about Simultaneous fall and flow during pyroclastic eruptions: A novel proximal hybrid facies.

On the turbulence dynamics induced by a surrogate seagrass canopy (2022)
Journal Article
Houseago, R. C., Hong, L., Cheng, S., Best, J. L., Parsons, D. R., & Chamorro, L. P. (2022). On the turbulence dynamics induced by a surrogate seagrass canopy. Journal of Fluid Mechanics, 934, Article A17. https://doi.org/10.1017/jfm.2021.1142

The distinct turbulence dynamics and transport modulated by a common seagrass species were investigated experimentally using a flexible surrogate canopy in a refractive-index-matching environment that enabled full optical access. The surrogate seagra... Read More about On the turbulence dynamics induced by a surrogate seagrass canopy.

Volcanologists—who are we and where are we going? (2022)
Journal Article
Kavanagh, J. L., Annen, C. J., Burchardt, S., Chalk, C., Gallant, E., Morin, J., …Williams, R. (2022). Volcanologists—who are we and where are we going?. Bulletin of volcanology, 84(5), Article 53. https://doi.org/10.1007/s00445-022-01547-7

Equity, diversity and inclusivity (EDI) are principles all scientific groups and organisations should strive to achieve as they secure working conditions, policies and practices that not only promote high-quality scientific output but also well-being... Read More about Volcanologists—who are we and where are we going?.

How does grain size distribution impact the mobility and deposition of analogue pyroclastic density currents? (2022)
Thesis
Johnston, T. (2022). How does grain size distribution impact the mobility and deposition of analogue pyroclastic density currents?. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4224880

Pyroclastic density currents (PDCs) are hot, density-driven flows of gas, rock and ash generated during explosive volcanic eruptions or from the collapse of lava domes. PDCs are able to travel for tens of km, traversing topographic barriers hundreds... Read More about How does grain size distribution impact the mobility and deposition of analogue pyroclastic density currents?.

Strategies for making geoscience PhD recruitment more equitable (2023)
Journal Article
Fernando, B., Giles, S., Jackson, C., Lawrence, A., Raji, M., Williams, R., …Dowey, N. (2023). Strategies for making geoscience PhD recruitment more equitable. Nature Geoscience, 16(8), 658-660. https://doi.org/10.1038/s41561-023-01241-z

Admission to doctoral study is a crucial step in the academic pipeline, but discriminatory procedures can disproportionately impact students from ethnic minority backgrounds. We show how these policies contribute to inequity in the geosciences and pr... Read More about Strategies for making geoscience PhD recruitment more equitable.

Anatomy of a volcanic eruption undersea (2023)
Journal Article
Williams, R., & Rowley, P. (2023). Anatomy of a volcanic eruption undersea. Science, 381(6662), 1046-1047. https://doi.org/10.1126/science.adk0181

In December 2021, an undersea volcano in the southern Pacific Ocean, the Hunga Tonga–Hunga Ha‘apai (hereafter called the Hunga volcano) began erupting. In January 2022 the eruption reached a powerful climax, triggering atmospheric waves that traveled... Read More about Anatomy of a volcanic eruption undersea.

Inferring pyroclastic density current flow conditions using syn-depositional sedimentary structures (2019)
Journal Article
Pollock, N. M., Brand, B. D., Rowley, P. J., Sarocchi, D., & Sulpizio, R. (2019). Inferring pyroclastic density current flow conditions using syn-depositional sedimentary structures. Bulletin of volcanology, 81(8), https://doi.org/10.1007/s00445-019-1303-z

© 2019, International Association of Volcanology & Chemistry of the Earth's Interior. The processes occurring in the basal region of concentrated pyroclastic density currents (PDCs) influence the mobility, runout distance, and damage potential of a... Read More about Inferring pyroclastic density current flow conditions using syn-depositional sedimentary structures.