All Outputs (16)

Oscillating retreat of the last British-Irish Ice Sheet on the continental shelf offshore Galway Bay, western Ireland (2019)
Journal Article
Callard, S. L., Ó Cofaigh, C., Benetti, S., Chiverrell, R. C., Van Landeghem, K. J., Saher, M. H., Livingstone, S. J., Clark, C. D., Small, D., Fabel, D., & Moreton, S. G. (2020). Oscillating retreat of the last British-Irish Ice Sheet on the continental shelf offshore Galway Bay, western Ireland. Marine Geology, 420, Article 106087. https://doi.org/10.1016/j.margeo.2019.106087

During the Last Glacial Maximum, the British-Irish Ice Sheet extended across the continental shelf offshore of Galway Bay, western Ireland, and reached a maximum westward extent on the Porcupine Bank. New marine geophysical data, sediment cores and r... Read More about Oscillating retreat of the last British-Irish Ice Sheet on the continental shelf offshore Galway Bay, western Ireland.

Late Quaternary sea-level change and evolution of Belfast Lough, Northern Ireland: new offshore evidence and implications for sea-level reconstruction (2019)
Journal Article
Plets, R. M., Callard, S. L., Cooper, J. A. G., Kelley, J. T., Belknap, D. F., Edwards, R. J., Long, A. J., Quinn, R. J., & Jackson, D. W. (2019). Late Quaternary sea-level change and evolution of Belfast Lough, Northern Ireland: new offshore evidence and implications for sea-level reconstruction. Journal of Quaternary Science, 34(4-5), 285-298. https://doi.org/10.1002/jqs.3100

The interplay of eustatic and isostatic factors causes complex relative sea‐level (RSL) histories, particularly in paraglacial settings. In this context the past record of RSL is important in understanding ice‐sheet history, earth rheology and result... Read More about Late Quaternary sea-level change and evolution of Belfast Lough, Northern Ireland: new offshore evidence and implications for sea-level reconstruction.

Ice-stream demise dynamically conditioned by trough shape and bed strength (2019)
Journal Article
Bradwell, T., Small, D., Fabel, D., Smedley, R. K., Clark, C. C., Saher, M. H., Callard, S. L., Chiverrell, R. C., Dove, D., Moreton, S. G., Roberts, D. H., Duller, G. A., & Ó Cofaigh, C. (2019). Ice-stream demise dynamically conditioned by trough shape and bed strength. Science Advances, 5(4), Article eaau1380. https://doi.org/10.1126/sciadv.aau1380

Ice sheet mass loss is currently dominated by fast-flowing glaciers (ice streams) terminating in the ocean as ice shelves and resting on beds below sea level. The factors controlling ice-stream flow and retreat over longer time scales (>100 years), e... Read More about Ice-stream demise dynamically conditioned by trough shape and bed strength.

Advance and retreat of the marine-terminating Irish Sea Ice Stream into the Celtic Sea during the last glacial: Timing and maximum extent (2019)
Journal Article
Scourse, J., Saher, M., Van Landeghem, K. J., Lockhart, E., Purcell, C., Callard, L., Roseby, Z., Allinson, B., Pieńkowski, A. J., Ó Cofaigh, C., Praeg, D., Ward, S., Chiverrell, R., Moreton, S., Fabel, D., & Clark, C. D. (2019). Advance and retreat of the marine-terminating Irish Sea Ice Stream into the Celtic Sea during the last glacial: Timing and maximum extent. Marine Geology, 412, 53-68. https://doi.org/10.1016/j.margeo.2019.03.003

The dynamics of the British-Irish Ice Sheet (BIIS) during the Last Glacial were conditioned by marine-based ice streams, the largest of which by far was the Irish Sea Ice Stream (ISIS) which drained southwest across the Celtic shelf. The maximum exte... Read More about Advance and retreat of the marine-terminating Irish Sea Ice Stream into the Celtic Sea during the last glacial: Timing and maximum extent.

Early deglaciation of the British-Irish Ice Sheet on the Atlantic shelf northwest of Ireland driven by glacioisostatic depression and high relative sea level (2019)
Journal Article
Ó Cofaigh, C., Weilbach, K., Lloyd, J., Benetti, S., Callard, S., Purcell, R., Chiverrell, R., Dunlop, P., Saher, M., Livingstone, S., Van Landeghem, K., Moreton, S., Clark, C., & Fabel, D. (2019). Early deglaciation of the British-Irish Ice Sheet on the Atlantic shelf northwest of Ireland driven by glacioisostatic depression and high relative sea level. Quaternary Science Reviews, 208, 76-96. https://doi.org/10.1016/j.quascirev.2018.12.022

Understanding the triggers and pace of marine-based ice sheet decay is critical for constraining the future mass loss and dynamic behaviour of marine-based sectors of the large polar ice sheets in Greenland and Antarctica. Numerical models which seek... Read More about Early deglaciation of the British-Irish Ice Sheet on the Atlantic shelf northwest of Ireland driven by glacioisostatic depression and high relative sea level.

The mixed‐bed glacial landform imprint of the North Sea Lobe in the western North Sea (2019)
Journal Article
Roberts, D. H., Grimoldi, E., Callard, L., Evans, D. J., Clark, C. D., Stewart, H. A., Dove, D., Saher, M., Ó Cofaigh, C., Chiverrell, R. C., Bateman, M. D., Moreton, S. G., Bradwell, T., Fabel, D., & Medialdea, A. (2019). The mixed‐bed glacial landform imprint of the North Sea Lobe in the western North Sea. Earth Surface Processes and Landforms, 44(6), 1233-1258. https://doi.org/10.1002/esp.4569

During the last glacial cycle an intriguing feature of the British‐Irish Ice Sheet was the North Sea Lobe (NSL); fed from the Firth of Forth and which flowed south and parallel to the English east coast. The controls on the formation and behaviour of... Read More about The mixed‐bed glacial landform imprint of the North Sea Lobe in the western North Sea.

Extent and retreat history of the Barra Fan Ice Stream offshore western Scotland and northern Ireland during the last glaciation (2018)
Journal Article
Callard, S., Ó Cofaigh, C., Benetti, S., Chiverrell, R., Van Landeghem, K., Saher, M., …Moreton, S. (2018). Extent and retreat history of the Barra Fan Ice Stream offshore western Scotland and northern Ireland during the last glaciation. Quaternary Science Reviews, 201, 280-302. https://doi.org/10.1016/j.quascirev.2018.10.002

During the Last Glacial Maximum (LGM) the marine-terminating Barra Fan Ice Stream (BFIS), a major conduit of the British Irish Ice Sheet (BIIS), drained much of western Scotland and northwest Ireland with ice streaming onto the continental shelf of t... Read More about Extent and retreat history of the Barra Fan Ice Stream offshore western Scotland and northern Ireland during the last glaciation.

Ice marginal dynamics of the last British-Irish Ice Sheet in the southern North Sea: Ice limits, timing and the influence of the Dogger Bank (2018)
Journal Article
Roberts, D. H., Evans, D. J., Callard, S. L., Clark, C. D., Bateman, M. D., Medialdea, A., …Bradwell, T. (2018). Ice marginal dynamics of the last British-Irish Ice Sheet in the southern North Sea: Ice limits, timing and the influence of the Dogger Bank. Quaternary Science Reviews, 198, 181-207. https://doi.org/10.1016/j.quascirev.2018.08.010

The southern North Sea is a particularly important area for understanding the behaviour of the British-Irish Ice Sheet (BIIS) during the last glacial cycle. It preserves a record of the maximum extent of the eastern sector of the BIIS as well as evid... Read More about Ice marginal dynamics of the last British-Irish Ice Sheet in the southern North Sea: Ice limits, timing and the influence of the Dogger Bank.

A stratigraphic investigation of the Celtic Sea megaridges based on seismic and core data from the Irish-UK sectors (2018)
Journal Article
Lockhart, E. A., Scourse, J. D., Praeg, D., Van Landeghem, K. J., Mellett, C., Saher, M., …Clark, C. D. (2018). A stratigraphic investigation of the Celtic Sea megaridges based on seismic and core data from the Irish-UK sectors. Quaternary Science Reviews, 198, 156-170. https://doi.org/10.1016/j.quascirev.2018.08.029

The Celtic Sea contains the world's largest continental shelf sediment ridges. These megaridges were initially interpreted as tidal features formed during post-glacial marine transgression, but glacigenic sediments have been recovered from their flan... Read More about A stratigraphic investigation of the Celtic Sea megaridges based on seismic and core data from the Irish-UK sectors.

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.

Ice margin oscillations during deglaciation of the northern Irish Sea Basin (2018)
Journal Article
Chiverrell, R., Smedley, R., Small, D., Ballantyne, C., Burke, M., Callard, S., Clark, C., Duller, G., Evans, D., Fabel, D., van Landeghem, K., Livingstone, S., Ó Cofaigh, C., Thomas, G., Roberts, D., Saher, M., Scourse, J., & Wilson, P. (2018). Ice margin oscillations during deglaciation of the northern Irish Sea Basin. Journal of Quaternary Science, 33(7), 739-762. https://doi.org/10.1002/jqs.3057

We present a new chronology to constrain ice‐margin retreat in the northern Irish Sea Basin. Estimates on the timing of ice thinning derived from surface exposure ages for boulders from the summits of the Isle of Man and south‐west Cumbria suggest th... Read More about Ice margin oscillations during deglaciation of the northern Irish Sea Basin.

The role of meltwater in high-latitude trough-mouth fan development: The Disko Trough-Mouth Fan, West Greenland (2018)
Journal Article
Ó Cofaigh, C., Hogan, K. A., Jennings, A. E., Callard, S. L., Dowdeswell, J. A., Noormets, R., & Evans, J. (2018). The role of meltwater in high-latitude trough-mouth fan development: The Disko Trough-Mouth Fan, West Greenland. Marine Geology, 402, 17-32. https://doi.org/10.1016/j.margeo.2018.02.001

The Disko Trough-Mouth Fan (TMF) is a major submarine sediment fan located along the central west Greenland continental margin offshore of Disko Trough. The location of the TMF at the mouth of a prominent cross-shelf trough indicates that it is a pro... Read More about The role of meltwater in high-latitude trough-mouth fan development: The Disko Trough-Mouth Fan, West Greenland.

Weathering fluxes and sediment provenance on the SW Scottish shelf during the last deglaciation (2017)
Journal Article
Arosio, R., Crocket, K. C., Nowell, G. M., Louise Callard, S., Howe, J. A., Benetti, S., Fabel, D., Moreton, S., & Clark, C. D. (2018). Weathering fluxes and sediment provenance on the SW Scottish shelf during the last deglaciation. Marine Geology, 402, 81-98. https://doi.org/10.1016/j.margeo.2017.08.017

The reconstruction of past ice sheet dynamics can shed a light on long-term ice stream activity, and in turn provide constraints on the response of modern ice sheets to climate change. The Hebrides Ice Stream (HIS) flowed across part of the western S... Read More about Weathering fluxes and sediment provenance on the SW Scottish shelf during the last deglaciation.

Phased occupation and retreat of the last British-Irish Ice Sheet in the southern North Sea: geomorphic and seismostratigraphic evidence of a dynamic ice lobe (2017)
Journal Article
Dove, D., Evans, D., Lee, J., Roberts, D., Tappin, D., Mellett, C., …Callard, S. (2017). Phased occupation and retreat of the last British-Irish Ice Sheet in the southern North Sea: geomorphic and seismostratigraphic evidence of a dynamic ice lobe. Quaternary Science Reviews, 163, 114-134. https://doi.org/10.1016/j.quascirev.2017.03.006

Along the terrestrial margin of the southern North Sea, previous studies of the MIS 2 glaciation impacting eastern Britain have played a significant role in the development of principles relating to ice sheet dynamics (e.g. deformable beds), and the... Read More about Phased occupation and retreat of the last British-Irish Ice Sheet in the southern North Sea: geomorphic and seismostratigraphic evidence of a dynamic ice lobe.

European impacts on coastal eastern Tasmania: Insights from a high-resolution palynological analysis of a salt-marsh core (2016)
Journal Article
Moss, P., Gehrels, W., & Callard, S. (2016). European impacts on coastal eastern Tasmania: Insights from a high-resolution palynological analysis of a salt-marsh core. Frontiers in Ecology and Evolution, 4, Article 105. https://doi.org/10.3389/fevo.2016.00105

A high-resolution pollen and micro-charcoal (>5 μm) record has been produced from a short sediment (50 cm) core recovered from a salt marsh in the Little Swanport Estuary, eastern Tasmania. This record suggests that there are four phases associated w... Read More about European impacts on coastal eastern Tasmania: Insights from a high-resolution palynological analysis of a salt-marsh core.

Late Quaternary evolution and sea-level history of a glaciated marine embayment, Bantry Bay, SW Ireland (2015)
Journal Article
Plets, R., Callard, S., Cooper, J., Long, A., Quinn, R., Belknap, D., …Monteys, X. (2015). Late Quaternary evolution and sea-level history of a glaciated marine embayment, Bantry Bay, SW Ireland. Marine Geology, 369, 251-272. https://doi.org/10.1016/j.margeo.2015.08.021

Ireland experienced a spatially complex pattern of relative sea-level (RSL) changes and shoreline development caused by the interplay of isostatic and eustatic (ice equivalent sea level) processes since the Last Glacial Maximum (LGM). Using a combina... Read More about Late Quaternary evolution and sea-level history of a glaciated marine embayment, Bantry Bay, SW Ireland.