Oral Programme CR5.40
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CR5.40 Subglacial Environments of Ice Sheets and Glaciers |
| Convener: Bryn Hubbard | Co-Convener: Robert Bingham |
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Oral Programme
/ Mon, 23 Apr, 13:30–17:00
/ Room 5
Poster Programme
/ Attendance Mon, 23 Apr, 17:30–19:00
/ Hall Z
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Monday, 23 April 2012 Room 5 Chairperson: Bryn Hubbard |
|
| 13:30–13:45 |
EGU2012-7069
Diurnal ice deformation variability driven by subglacial water pressure: Observations from boreholes at the margins of the Greenland Ice Sheet M.P. Lüthi, C Ryser, G Catania, M Hoffman, R Hawley, M Funk, T Neumann, A Bauder, L Andrews, and B Moriss |
| 13:45–14:00 |
EGU2012-1030
Drainage system structure and evolution at a Greenland outlet glacier T. Cowton, P. Nienow, A. Sole, J. Wadham, G. Lis, D. Chandler, I. Bartholomew, and D. Mair |
| 14:00–14:15 |
EGU2012-9244
Year round subglacial water pressure and ice velocity data from the West-Greenland ice sheet margin C.J.P.P. Smeets, W. Boot, A. Hubbard, R. Pettersson, F. Wilhelms, M.R. van den Broeke, and R.S.W. van de Wal |
| 14:15–14:30 |
EGU2012-245
Small scale high resolution LiDAR measurements of a subglacial conduit K. D. Mankoff and J. Gulley |
| 14:30–14:45 |
EGU2012-12450
Constraining basal hydrology with model inversions of basal friction using new InSAR surface velocities. E Larour, E Rignot, H. Seroussi, and M. Morlighem |
| 14:45–15:00 |
EGU2012-2510
Deformation and folds of the basal ice under the Greenland ice sheet Press & Media D. Dahl-Jensen, P. Gogineni, J. Paden, C. Leuschen, S. Kipfstuhl, M. Montagnat, and E. Waddington |
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COFFEE BREAK
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| 15:30–15:45 |
EGU2012-11814
The effects of jökulhlaups on glacier motion. Several case studies from Vatnajökull ice cap. (withdrawn) E. Magnússon, M. J. Roberts, B. Einarsson, F. Pálsson, T. Jóhannesson, and H. Björnsson |
| 15:45–16:00 |
EGU2012-695
The Ellsworth Subglacial Highlands and the inception and retreat of the West Antarctic Ice Sheet Press & Media N. Ross, M.J. Siegert, R.G. Bingham, H.F.J. Corr, F. Ferraccioli, T.A. Jordan, A. Le Brocq, and D. Rippin |
| 16:00–16:15 |
EGU2012-12778
| presentation
Numerical modeling of subglacial erosion and sediment transport beneath the Laurentide Ice Sheet A. Melanson, T. Bell, and L. Tarasov |
| 16:15–16:30 |
EGU2012-6662
The stick-spots of Whillans Ice Stream, Antarctica P. Winberry, S. Anandakrishnan, D.A. Wiens, R.B. Alley, and M. Pratt |
| 16:30–16:45 |
EGU2012-77
Subglacial Lake Whillans: A Shallow Active Reservoir Beneath a West Antarctic Ice Stream H. J. Horgan, K Christianson, R. W. Jacobel, S. Anandakrishnan, and R. B. Alley |
| 16:45–17:00 |
EGU2012-1080
Blood Falls: A novel management approach for a subglacial feature of outstanding scientific importance J.R. Carr, P.A. Penhale, A. Dahood, N. Biletnikoff, and C.M. Harris |