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Annals of Glaciology
Volume 30

Papers from the from the EISMINT/EPICA Symposium on Ice Sheet Modelling and Deep Ice Drilling

held at Den Haag, The Netherlands,
21-22 April, 1999
Cover: Annals Vol. 30

Editor: K. Hutter

Contents

1-7
Flow of anisotropic ice from the EPICA core: a new test apparatus
Peter R. Sammonds, S. Boon, N. Hughes and M.A. Rist

8-12
Shallow-ice microstructure at Dome Concordia, Antarctica
Laurent Arnaud, Jérôme Weiss, Michel Gay and Paul Duval

13-19
Spatial gradients in snow layering and 10 m temperatures at two EPICA-Dronning Maud Land (Antarctica) pre-site-survey drill sites
P. Holmlund, K. Gjerde, N. Gundestrup, M. Hansson, E. Isaksson, L. Karlöf, M. Nyman, R. Pettersson, F. Pinglot, C.H. Reijmer, M. Stenberg, M. Thomassen, R. van de Wal, C. van der Veen, F. Wilhelms and J.-G. Winther

20-26
Holocene electrical and chemical measurements from the EPICA-Dome C ice core
R. Udisti, S. Becagli, E. Castellano, R. Mulvaney, J. Schwander, S. Torcini and E. Wolff

27-34
Accumulation rates in Dronning Maud Land, Antarctica, as revealed by dielectric-profiling measurements of shallow firn cores
H. Oerter, F. Wilhelms, F. Jung-Rothenhäusler, F. Göktas, H. Miller, W. Graf and S. Sommer

35-41
Large-scale force budget of an outlet glacier: Jutulstraumen, Dronning Maud Land, East Antarctica
C. Rolstad, I.M. Whillans, J.O. Hagen and E. Isaksson

42-46
Surface topography of Dome Concordia (Antarctica) from kinematic interferential GPS and bedrock topography
A. Capra, R. Cefalo, S. Gandolfi, G. Manzoni, I.E. Tabacco and L. Vittuari

47-51
Analysis of bottom morphology of the David Glacier-Drygalski Ice Tongue, East Antarctica
I.E. Tabacco, C. Bianchi, M. Chiappini, A. Zirizzotti and E. Zuccheretti

52-60
Balance velocities and measured properties of the Antarctic ice sheet from a new compilation of gridded data for modelling
Philippe Huybrechts, Daniel Steinhage, Frank Wilhelms and Jonathan Bamber

61-68
Surface elevation, ice thickness, and subglacial-bedrock topography of Ekström Ice Shelf (Antarctica) and its catchment area
H. Sandhäger and N. Blindow

69-75
Simulation of the Antarctic ice sheet with a three-dimensional polythermal ice-sheet model, in support of the EPICA project. II. Nested high-resolution treatment of Dronning Maud Land, Antarctica
A. Savvin, R. Greve, R. Calov, B. Mügge and K. Hutter

76-82
Geostatistical methods for mapping Antarctic ice surfaces at continental and regional scales
Ute Christina Herzfeld, Ralf Stosius and Marcus Schneider

83-87
Deformation and recrystallization processes of ice from polar ice sheets
Paul Duval, Laurent Arnaud, Olivier Brissaud, Maureen Montagnat and Sophie de la Chapelle

88-92
Strong single-maximum crystal fabrics developed in ice undergoing shear with unconstrained normal deformation
Li Jun, T.H. Jacka and W.F. Budd

93-101
Plane ice-sheet flow with evolving orthotropic fabric
R. Staroszczyk and L.W. Morland

102-106
Influence of geometrical boundary conditions on the estimation of rheological parameters
L. Testut, I.E. Tabacco, C. Bianchi and F. Rémy

107-114
Material update procedure for planar transient flow of ice with evolving anisotropy
Günter Gödert and Kolumban Hutter

115-120
Comparison of finite-element and homogenization methods for modelling the viscoplastic behaviour of a S2-columnar-ice polycrystal
Jacques Meyssonnier and Armelle Philip

121-126
Identification of strain heterogeneities arising during deformation of ice
Philippe Mansuy, Armelle Philip and Jacques Meyssonnier

127-136
Modelling self-organization in ice streams
N.R.J. Hulton and M.J. Mineter

137-145
Sliding over anisotropic beds
Richard C.A. Hindmarsh

146-152
Canals under sediment-based ice sheets
Felix S.L. Ng

153-162
Ice-stream-ice-shelf transition: theoretical analysis of two-dimensional flow
Alexander V. Wilchinsky and Vladimir A. Chugunov

163-176
Ice-age ice-sheet rheology: constraints from the Last Glacial Maximum form of the Laurentide ice sheet
W.Richard Peltier, David L. Goldsby, David L. Kohlstedt and Lev Tarasov

177-186
Laurentide ice sheet aspect ratio in models based on Glen's flow law
Lev Tarasov and W.Richard Peltier

187-196
Intercomparison of subglacial sediment-deformation models: application to the Late Weichselian western Barents margin
Daniel Howell and Martin J. Siegert

197-203
Change in mass balance of polar ice sheets and sea level from high-resolution GCM simulations of greenhouse warming
Martin Wild and Atsumu Ohmura

204-210
Analysis of ice-flow instabilities identified in the EISMINT intercomparison exercise
A.J. Payne and D.J. Baldwin

211-216
A comparison of balance velocities, measured velocities and thermomechanically modelled velocities for the Greenland ice sheet
J.L. Bamber, R.J. Hardy, P. Huybrechts and Ian Joughin

217-223
Simulation of anisotropic ice flow and fabric evolution along the GRIP-GISP2 flowline, central Greenland
Olivier Gagliardini and Jacques Meyssonnier

224-234
Geostatistical characterization of ice surfaces from ERS-1 and ERS-2 SAR data, Jakobshavn Isbræ, Greenland
Ute Christina Herzfeld, Monika Stauber and Natalie Stahl

235-242
Geostatistical analysis of glacier-roughness data
Ute Christina Herzfeld, Helmut Mayer, Wolfgang Feller and Matthias Mimler

243-249
Structural glaciology of the fast-moving Jakobshavn Isbræ, Greenland, compared to the surging Bering Glacier, Alaska, U.S.A..
Helmut Mayer and Ute Christina Herzfeld