Outputs (29)

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.

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., …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.

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.

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.

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.

Recent understanding of Antarctic supraglacial lakes using satellite remote sensing (2020)
Journal Article
Arthur, J., Stokes, C., Jamieson, S., Carr, J., & Leeson, A. (2020). Recent understanding of Antarctic supraglacial lakes using satellite remote sensing. Progress in Physical Geography, 44(6), 837-869. https://doi.org/10.1177/0309133320916114

Supraglacial lakes (SGLs) are now known to be widespread in Antarctica, where they represent an important component of ice sheet mass balance. This paper reviews how recent progress in satellite remote sensing has substantially advanced our understan... Read More about Recent understanding of Antarctic supraglacial lakes using satellite remote sensing.

Intermittent structural weakening and acceleration of the Thwaites Glacier Tongue between 2000 and 2018 (2020)
Journal Article
Miles, B., Stokes, C., Jenkins, A., Jordan, J., Jamieson, S., & Gudmundsson, G. (2020). Intermittent structural weakening and acceleration of the Thwaites Glacier Tongue between 2000 and 2018. Journal of Glaciology, 66(257), 485-495. https://doi.org/10.1017/jog.2020.20

Evolving conditions at the terminus of Thwaites Glacier will be important in determining the rate of its future sea-level contribution over the coming decades. Here, we use remote-sensing observations to investigate recent changes (2000–2018) in the... Read More about Intermittent structural weakening and acceleration of the Thwaites Glacier Tongue between 2000 and 2018.

Widespread distribution of supraglacial lakes around the margin of the East Antarctic Ice Sheet (2019)
Journal Article
Stokes, C., Sanderson, J., Miles, B., Jamieson, S., & Leeson, A. (2019). Widespread distribution of supraglacial lakes around the margin of the East Antarctic Ice Sheet. Scientific Reports, 9, Article 13823. https://doi.org/10.1038/s41598-019-50343-5

Supraglacial lakes are important to ice sheet mass balance because their development and drainage has been linked to changes in ice flow velocity and ice shelf disintegration. However, little is known about their distribution on the world’s largest i... Read More about Widespread distribution of supraglacial lakes around the margin of the East Antarctic Ice Sheet.

Velocity increases at Cook Glacier, East Antarctica linked to ice shelf loss and a subglacial flood event (2018)
Journal Article
Miles, B., Stokes, C., & Jamieson, S. (2018). Velocity increases at Cook Glacier, East Antarctica linked to ice shelf loss and a subglacial flood event. The Cryosphere, 12(10), 3123-3136. https://doi.org/10.5194/tc-12-3123-2018

Cook Glacier drains a large proportion of the Wilkes Subglacial Basin in East Antarctica, a region thought to be vulnerable to marine ice sheet instability and with potential to make a significant contribution to sea level. Despite its importance, th... Read More about Velocity increases at Cook Glacier, East Antarctica linked to ice shelf loss and a subglacial flood event.

Lack of evidence for a substantial sea-level fluctuation within the Last Interglacial (2018)
Journal Article
Barlow, N., McClymont, E., Whitehouse, P., Stokes, C., Jamieson, S., Woodroffe, S., …Sanchez-Montes, M. (2018). Lack of evidence for a substantial sea-level fluctuation within the Last Interglacial. Nature Geoscience, 11, 627-634. https://doi.org/10.1038/s41561-018-0195-4

During the Last Interglacial, global mean sea level reached approximately 6 to 9 m above the present level. This period of high sea level may have been punctuated by a fall of more than 4 m, but a cause for such a widespread sea-level fall has been e... Read More about Lack of evidence for a substantial sea-level fluctuation within the Last Interglacial.

Sub-decadal variations in outlet glacier terminus positions in Victoria Land, Oates Land and George V Land, East Antarctica (1972-2013) (2017)
Journal Article
Lovell, A., Stokes, C., & Jamieson, S. (2017). Sub-decadal variations in outlet glacier terminus positions in Victoria Land, Oates Land and George V Land, East Antarctica (1972-2013). Antarctic Science, 29(5), 468-483. https://doi.org/10.1017/s0954102017000074

Recent work has highlighted the sensitivity of marine-terminating glaciers to decadal-scale changes in the ocean–climate system in parts of East Antarctica. However, compared to Greenland, West Antarctica and the Antarctic Peninsula, little is known... Read More about Sub-decadal variations in outlet glacier terminus positions in Victoria Land, Oates Land and George V Land, East Antarctica (1972-2013).

Simultaneous disintegration of outlet glaciers in Porpoise Bay (Wilkes Land), East Antarctica, driven by sea ice break-up (2017)
Journal Article
Miles, B., Stokes, C., & Jamieson, S. (2017). Simultaneous disintegration of outlet glaciers in Porpoise Bay (Wilkes Land), East Antarctica, driven by sea ice break-up. The Cryosphere, 11, 427-442. https://doi.org/10.5194/tc-11-427-2017

The floating ice shelves and glacier tongues which fringe the Antarctic continent are important because they help buttress ice flow from the ice sheet interior. Dynamic feedbacks associated with glacier calving have the potential to reduce buttressin... Read More about Simultaneous disintegration of outlet glaciers in Porpoise Bay (Wilkes Land), East Antarctica, driven by sea ice break-up.

Seasonal evolution of supraglacial lakes on an East Antarctic outlet glacier (2016)
Journal Article
Langley, E., Leeson, A., Stokes, C., & Jamieson, S. (2016). Seasonal evolution of supraglacial lakes on an East Antarctic outlet glacier. Geophysical Research Letters, 43(16), 8563-8571. https://doi.org/10.1002/2016gl069511

Supraglacial lakes are known to influence ice melt and ice flow on the Greenland ice sheet and potentially cause ice shelf disintegration on the Antarctic Peninsula. In East Antarctica, however, our understanding of their behavior and impact is more... Read More about Seasonal evolution of supraglacial lakes on an East Antarctic outlet glacier.

Pan–ice-sheet glacier terminus change in East Antarctica reveals sensitivity of Wilkes Land to sea-ice changes (2016)
Journal Article
Miles, B., Stokes, C., & Jamieson, S. (2016). Pan–ice-sheet glacier terminus change in East Antarctica reveals sensitivity of Wilkes Land to sea-ice changes. Science Advances, 2(5), Article e1501350. https://doi.org/10.1126/sciadv.1501350

The dynamics of ocean-terminating outlet glaciers are an important component of ice-sheet mass balance. Using satellite imagery for the past 40 years, we compile an approximately decadal record of outlet-glacier terminus position change around the en... Read More about Pan–ice-sheet glacier terminus change in East Antarctica reveals sensitivity of Wilkes Land to sea-ice changes.

Subglacial processes on an Antarctic ice stream bed. 1: Sediment transport and bedform genesis inferred from marine geophysical data (2016)
Journal Article
Livingstone, S., Stokes, C., O Cofaigh, C., Hillenbrand, C., Vieli, A., Jamieson, S., …Dowdeswell, J. (2016). Subglacial processes on an Antarctic ice stream bed. 1: Sediment transport and bedform genesis inferred from marine geophysical data. Journal of Glaciology, 62(232), 270-284. https://doi.org/10.1017/jog.2016.18

The spatial pattern and morphometry of bedforms and their relationship to sediment thickness have been analysed in the Marguerite Bay Palaeo-ice stream Trough, western Antarctic Peninsula. Over 17 000 glacial landforms were measured from geophysical... Read More about Subglacial processes on an Antarctic ice stream bed. 1: Sediment transport and bedform genesis inferred from marine geophysical data.