Results 11 to 20 of about 3,442,527 (297)

Ice sheet extent and early deglacial history of the southwestern sector of the Greenland ice sheet [PDF]

open access: yes, 2009
The offshore and coastal geomorphology of southwest Greenland records evidence for the advance and decay of the Greenland Ice Sheet during the Last Glacial Maximum.
Long, A.J.   +6 more
core   +9 more sources

Ice-Sheet Modeling [PDF]

open access: yesAnnals of Glaciology, 1984
This paper presents a review of the ice-sheet mechanics behind the modeling work of Pleistocene ice sheets driven by astronomical (Milankovitch) forcing.
J. Weertman, G. E. Birchfield
openaire   +1 more source

Pre-LGM Northern Hemisphere ice sheet topography [PDF]

open access: yesClimate of the Past, 2013
We here reconstruct the paleotopography of Northern Hemisphere ice sheets during the glacial maxima of marine isotope stages (MIS) 5b and 4.We employ a combined approach, blending geologically based reconstruction and numerical modeling, to arrive at ...
J. Kleman   +4 more
doaj   +1 more source

Nonlinear response of the Antarctic Ice Sheet to late Quaternary sea level and climate forcing [PDF]

open access: yesThe Cryosphere, 2019
Antarctic ice volume has varied substantially during the late Quaternary, with reconstructions suggesting a glacial ice sheet extending to the continental shelf break and interglacial sea level highstands of several meters.
M. Tigchelaar   +5 more
doaj   +1 more source

Simulating the Holocene deglaciation across a marine-terminating portion of southwestern Greenland in response to marine and atmospheric forcings [PDF]

open access: yesThe Cryosphere, 2022
Numerical simulations of the Greenland Ice Sheet (GrIS) over geologic timescales can greatly improve our knowledge of the critical factors driving GrIS demise during climatically warm periods, which has clear relevance for better predicting GrIS behavior
J. K. Cuzzone   +4 more
doaj   +1 more source

Simulating the Antarctic ice sheet in the late-Pliocene warm period: PLISMIP-ANT, an ice-sheet model intercomparison project [PDF]

open access: yesThe Cryosphere, 2015
In the context of future climate change, understanding the nature and behaviour of ice sheets during warm intervals in Earth history is of fundamental importance.
B. de Boer   +12 more
doaj   +1 more source

Modeling the Antarctic ice sheet [PDF]

open access: yesAnnals of Glaciology, 1997
A three-dimensional (3-D), high-resolution, non-linearly viscous, non-isothermal ice-sheet model is employed to calculate the “present-day” equilibrium regime of the Antarctic ice sheet and its evolution during the last glacial cycle.
Mikhail Verbitsky, Barry Saltzman
openaire   +1 more source

Eemian Greenland ice sheet simulated with a higher-order model shows strong sensitivity to surface mass balance forcing [PDF]

open access: yesThe Cryosphere, 2019
The Greenland ice sheet contributes increasingly to global sea level rise. Its history during past warm intervals is a valuable reference for future sea level projections.
A. Plach   +6 more
doaj   +1 more source

Ice mass loss sensitivity to the Antarctic ice sheet basal thermal state

open access: yesNature Communications, 2022
This study uses ice sheet modeling experiments to show that thawing portions of the Antarctic ice sheet bed can increase century-scale mass loss, particularly in the Wilkes and Enderby Land regions of East Antarctica.
Eliza J. Dawson   +4 more
doaj   +1 more source

Ambiguous stability of glaciers at bed peaks

open access: yesJournal of Glaciology, 2022
Increasing ice flux from glaciers retreating over deepening (retrograde) bed topography has been implicated in the recent acceleration of mass loss from the Greenland and Antarctic ice sheets.
Alexander A. Robel   +4 more
doaj   +1 more source

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