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Professor Chris Stokes' Outputs (159)

Reconstructing the Holocene glacial history of northern Troms and western Finnmark, Arctic Norway (2024)
Journal Article
Leigh, J. R., Jones, R. S., Stokes, C. R., Evans, D. J. A., Carr, J. R., & Andreassen, L. M. (2024). Reconstructing the Holocene glacial history of northern Troms and western Finnmark, Arctic Norway. Boreas: An International Journal of Quaternary Research, https://doi.org/10.1111/bor.12668

Here we present the first Lateglacial and Holocene glacial history from Rotsunddalen, northern Troms and western Finnmark county, northern Norway, based on both relative and numerical moraine dating using Schmidt hammer, soil chronosequencing and ter... Read More about Reconstructing the Holocene glacial history of northern Troms and western Finnmark, Arctic Norway.

Extensive and anomalous grounding line retreat at Vanderford Glacier, Vincennes Bay, Wilkes Land, East Antarctica (2023)
Journal Article
Picton, H. J., Stokes, C. R., Jamieson, S. S. R., Floricioiu, D., & Krieger, L. (2023). Extensive and anomalous grounding line retreat at Vanderford Glacier, Vincennes Bay, Wilkes Land, East Antarctica. The Cryosphere, 17(8), 3593–3616. https://doi.org/10.5194/tc-2022-217

Wilkes Land, East Antarctica, has been losing mass at an accelerating rate over recent decades in response to enhanced oceanic forcing. Overlying the Aurora Subglacial Basin, it has been referred to as the ‘weak underbelly’ of the East Antarctic Ice... Read More about Extensive and anomalous grounding line retreat at Vanderford Glacier, Vincennes Bay, Wilkes Land, East Antarctica.

Remote sensing of glacier change (1965 - 2021) and identification of surge-type glaciers on Severnaya Zemlya, Russian High Arctic (2023)
Journal Article
Wytiahlowsky, H., Stokes, C. R., & Evans, D. J. (2023). Remote sensing of glacier change (1965 - 2021) and identification of surge-type glaciers on Severnaya Zemlya, Russian High Arctic. Journal of Glaciology, https://doi.org/10.1017/jog.2023.60

Glaciers in the Russian High Arctic have undergone accelerated mass loss due to atmospheric and oceanic warming in the Barents-Kara Seas region. Most studies have concentrated on the western Barents-Kara sector, despite evidence of accelerating mass... Read More about Remote sensing of glacier change (1965 - 2021) and identification of surge-type glaciers on Severnaya Zemlya, Russian High Arctic.

Increased warm water intrusions could cause mass loss in East Antarctica during the next 200 years (2023)
Journal Article
Jordan, J. R., Miles, B., Gudmundsson, G., Jamieson, S., Jenkins, A., & Stokes, C. (2023). Increased warm water intrusions could cause mass loss in East Antarctica during the next 200 years. Nature Communications, 14(1), Article 1825. https://doi.org/10.1038/s41467-023-37553-2

The East Antarctic Ice Sheet (EAIS) is currently surrounded by relatively cool water, but climatic shifts have the potential to increase basal melting via intrusions of warm modified Circumpolar Deep Water (mCDW) onto the continental shelf. Here we u... Read More about Increased warm water intrusions could cause mass loss in East Antarctica during the next 200 years.

Glacial geomorphology of the northwest Laurentide Ice Sheet on the northern Interior Plains and western Canadian Shield, Canada (2023)
Journal Article
Dulfer, H. E., Stoker, B. J., Margold, M., & Stokes, C. R. (2023). Glacial geomorphology of the northwest Laurentide Ice Sheet on the northern Interior Plains and western Canadian Shield, Canada. Journal of Maps, 19(1), Article 2181714. https://doi.org/10.1080/17445647.2023.2181714

The majority of the Northwest Territories of mainland Canada was covered by the Laurentide Ice Sheet during the Last Glacial Maximum. The increasing coverage of high resolution remotely sensed data provides new opportunities to map the glacial geomor... Read More about Glacial geomorphology of the northwest Laurentide Ice Sheet on the northern Interior Plains and western Canadian Shield, Canada.

Characteristics and formation of bedrock mega-grooves (BMGs) in glaciated terrain: 1 - morphometric analyses (2023)
Journal Article
Newton, M., Stokes, C. R., Roberts, D. H., & Evans, D. J. (2023). Characteristics and formation of bedrock mega-grooves (BMGs) in glaciated terrain: 1 - morphometric analyses. Geomorphology, 427, https://doi.org/10.1016/j.geomorph.2023.108619

Bedrock mega-grooves (BMGs) are subglacial landforms of erosion that occur in glaciated terrain in various geological and (palaeo)glaciological settings. Despite a significant literature on BMGs, no systematic morphometric analysis of these landforms... Read More about Characteristics and formation of bedrock mega-grooves (BMGs) in glaciated terrain: 1 - morphometric analyses.

Characteristics and formation of bedrock mega-grooves (BMGs) in glaciated terrain: 2 – conceptual models of BMG initiation (2023)
Journal Article
Evans, D. J., Newton, M., Roberts, D. H., & Stokes, C. R. (2023). Characteristics and formation of bedrock mega-grooves (BMGs) in glaciated terrain: 2 – conceptual models of BMG initiation. Geomorphology, 427, https://doi.org/10.1016/j.geomorph.2023.108620

Understanding BMG formation equates to being able to explain their initiation as well as their subsequent evolution. Several scenarios of bedrock mega-groove (BMG) initiation are proposed here, which attempt to explain how such parallel fluted terrai... Read More about Characteristics and formation of bedrock mega-grooves (BMGs) in glaciated terrain: 2 – conceptual models of BMG initiation.

Slowdown of Shirase Glacier, East Antarctica, caused by strengthening alongshore winds (2022)
Journal Article
Miles, B. W., Stokes, C. R., Jenkins, A., Jordan, J. R., Jamieson, S. S., & Gudmundsson, G. H. (2022). Slowdown of Shirase Glacier, East Antarctica, caused by strengthening alongshore winds. The Cryosphere, 17, 445-456. https://doi.org/10.5194/tc-17-445-2023

Around large parts of West Antarctica and in Wilkes Land, East Antarctica, increased wind-forced intrusions of modified Circumpolar Deep Water (mCDW) onto the continental shelf have been associated with mass loss over the last few decades. Despite co... Read More about Slowdown of Shirase Glacier, East Antarctica, caused by strengthening alongshore winds.

Response of the East Antarctic Sheet to Past and Future Climate Change (2022)
Journal Article
Stokes, C. R., Abram, N. J., Bentley, M. J., Edwards, T. L., England, M. H., Foppert, A., Jamieson, S. S., Jones, R. S., King, M. A., Lenaerts, J. T., Medley, B., Miles, B. W., Paxman, G. J., Ritz, C., van de Flierdt, T., & Whitehouse, P. (2022). Response of the East Antarctic Sheet to Past and Future Climate Change. Nature, 608, 275-286. https://doi.org/10.1038/s41586-022-04946-0

The East Antarctic Ice Sheet contains the vast majority of Earth’s glacier ice (about 52 metres sea-level equivalent), but is often viewed as less vulnerable to global warming than the West Antarctic or Greenland ice sheets. However, some regions of... Read More about Response of the East Antarctic Sheet to Past and Future Climate Change.

High spatial and temporal variability in Antarctic ice discharge linked to ice shelf buttressing and bed geometry (2022)
Journal Article
Miles, B., Stokes, C., Jamieson, S., Jordan, J., Gudmundsson, G., & Jenkins, A. (2022). High spatial and temporal variability in Antarctic ice discharge linked to ice shelf buttressing and bed geometry. Scientific Reports, 12, Article 10968. https://doi.org/10.1038/s41598-022-13517-2

Antarctica’s contribution to global mean sea level rise has been driven by an increase in ice discharge into the oceans. The rate of change and the mechanisms that drive variability in ice discharge are therefore important to consider in the context... Read More about High spatial and temporal variability in Antarctic ice discharge linked to ice shelf buttressing and bed geometry.

Large interannual variability in supraglacial lakes around East Antarctica (2022)
Journal Article
Arthur, J. F., Stokes, C. R., Jamieson, S. S., Rachel Carr, J., Leeson, A. A., & Verjans, V. (2022). Large interannual variability in supraglacial lakes around East Antarctica. Nature Communications, 13(1), https://doi.org/10.1038/s41467-022-29385-3

Antarctic supraglacial lakes (SGLs) have been linked to ice shelf collapse and the subsequent acceleration of inland ice flow, but observations of SGLs remain relatively scarce and their interannual variability is largely unknown. This makes it diffi... Read More about Large interannual variability in supraglacial lakes around East Antarctica.

Evolution of the Laurentide and Innuitian ice sheets prior to the Last Glacial Maximum (115 ka to 25 ka) (2021)
Journal Article
Dalton, A., Stokes, C., & Batchelor, C. (2022). Evolution of the Laurentide and Innuitian ice sheets prior to the Last Glacial Maximum (115 ka to 25 ka). Earth-Science Reviews, 224, Article 103875. https://doi.org/10.1016/j.earscirev.2021.103875

The Laurentide Ice Sheet was the largest global ice mass to grow and decay during the last glacial cycle (~115 ka to ~10 ka). Despite its importance for driving major changes in global mean sea level, long-term landscape evolution, and atmospheric ci... Read More about Evolution of the Laurentide and Innuitian ice sheets prior to the Last Glacial Maximum (115 ka to 25 ka).

Image classification of marine-terminating outlet glaciers in Greenland using deep learning methods (2021)
Journal Article
Marochov, M., Stokes, C., & Carbonneau, P. (2021). Image classification of marine-terminating outlet glaciers in Greenland using deep learning methods. The Cryosphere, 15, 5041-5059. https://doi.org/10.5194/tc-15-5041-2021

A wealth of research has focused on elucidating the key controls on mass loss from the Greenland and Antarctic ice sheets in response to climate forcing, specifically in relation to the drivers of marine-terminating outlet glacier change. The manual... Read More about Image classification of marine-terminating outlet glaciers in Greenland using deep learning methods.

The sensitivity of Cook Glacier, East Antarctica, to changes in ice-shelf extent and grounding-line position (2021)
Journal Article
Jordan, J., Gudmundsson, G., Jenkins, A., Stokes, C., Miles, B., & Jamieson, S. (2022). The sensitivity of Cook Glacier, East Antarctica, to changes in ice-shelf extent and grounding-line position. Journal of Glaciology, 68(269), 473-485. https://doi.org/10.1017/jog.2021.106

The Wilkes Subglacial Basin in East Antarctica contains ice equivalent to 3–4 m of global mean sea level rise and is primarily drained by Cook Glacier. Of concern is that recent observations (since the 1970s) show an acceleration in ice speed over th... Read More about The sensitivity of Cook Glacier, East Antarctica, to changes in ice-shelf extent and grounding-line position.

Glacial and periglacial geomorphological map of central Troms and Finnmark county, Arctic Norway (2021)
Journal Article
Leigh, J., Evans, D., Stokes, C., Andreassen, L., & Carr, R. (2021). Glacial and periglacial geomorphological map of central Troms and Finnmark county, Arctic Norway. Journal of Maps, 17(2), 348-366. https://doi.org/10.1080/17445647.2021.1950580

Here we present a glacial and periglacial geomorphological map of a ∼6800 km2 region of central Troms and Finnmark county, Arctic Norway. The map is presented at a 1:115,000 scale with the aim of characterising the spatial distribution of glacial and... Read More about Glacial and periglacial geomorphological map of central Troms and Finnmark county, Arctic Norway.

The triggers of the disaggregation of Voyeykov Ice Shelf (2007), Wilkes Land, East Antarctica, and its subsequent evolution (2021)
Journal Article
Arthur, J. F., Stokes, C. R., Jamieson, S. S., Miles, B. W., Carr, J. R., & Leeson, A. A. (2021). The triggers of the disaggregation of Voyeykov Ice Shelf (2007), Wilkes Land, East Antarctica, and its subsequent evolution. Journal of Glaciology, 67(265), 933-951. https://doi.org/10.1017/jog.2021.45

The weakening and/or removal of floating ice shelves in Antarctica can induce inland ice flow acceleration. Numerical modelling suggests these processes will play an important role in Antarctica's future sea-level contribution, but our understanding... Read More about The triggers of the disaggregation of Voyeykov Ice Shelf (2007), Wilkes Land, East Antarctica, and its subsequent evolution.

Recent acceleration of Denman Glacier (1972-2017), East Antarctica, driven by grounding line retreat and changes in ice tongue configuration (2021)
Journal Article
Miles, B., Jordan, J., Stokes, C., Jamieson, S., Hilmar Gudmundsson, G., & Jenkins, A. (2021). Recent acceleration of Denman Glacier (1972-2017), East Antarctica, driven by grounding line retreat and changes in ice tongue configuration. The Cryosphere, 15, 663-676. https://doi.org/10.5194/tc-2020-162

Denman Glacier is one of the largest in East Antarctica, with a catchment that contains an ice volume equivalent to 1.5 m of global sea-level and which sits in the Aurora Subglacial Basin (ASB). Geological evidence of this basin’s sensitivity to past... Read More about Recent acceleration of Denman Glacier (1972-2017), East Antarctica, driven by grounding line retreat and changes in ice tongue configuration.

21st century response of Petermann Glacier, northwest Greenland to ice shelf loss (2020)
Journal Article
Hill, E., Gudmundsson, G., Carr, J., Stokes, C., & King, H. (2021). 21st century response of Petermann Glacier, northwest Greenland to ice shelf loss. Journal of Glaciology, 67(261), 147-157. https://doi.org/10.1017/jog.2020.97

Ice shelves restrain flow from the Greenland and Antarctic ice sheets. Climate-ocean warming could force thinning or collapse of floating ice shelves and subsequently accelerate flow, increase ice discharge and raise global mean sea levels. Petermann... Read More about 21st century response of Petermann Glacier, northwest Greenland to ice shelf loss.

Distribution and seasonal evolution of supraglacial lakes on Shackleton Ice Shelf, East Antarctica (2020)
Journal Article
Arthur, J., Stokes, C., Jamieson, S., Carr, J., & Leeson, A. (2020). Distribution and seasonal evolution of supraglacial lakes on Shackleton Ice Shelf, East Antarctica. The Cryosphere, 14(11), 4103-4120. https://doi.org/10.5194/tc-14-4103-2020

Supraglacial lakes (SGLs) enhance surface melting and can flex and fracture ice shelves when they grow and subsequently drain, potentially leading to ice shelf disintegration. However, the seasonal evolution of SGLs and their influence on ice shelf s... Read More about Distribution and seasonal evolution of supraglacial lakes on Shackleton Ice Shelf, East Antarctica.