[PDF] Top 20 Coupled models of glacial isostasy and ice sheet dynamics

... It is also important to note that the ice sheet deglaciation chronologies generated in Chapters 5 and 6 by the Jenssen model are glaciologically realistic as well as producing an improve[r] ... See full document

... The main limitation for long-term permafrost evolution evaluation is the lack of coupled models including a per- mafrost component that are capable of performing multi- millennial transient simulations. All ... See full document

... fully coupled AOGCM results build upon earlier lower-resolution simulations that indicate a similar dynamical adjustment with the comparison of ICE-4G and ICE-5G LIS reconstructions in an Earth sys- ... See full document

... in ice core sam- ples (Karl et ...accreted ice, drilled at the Russian research station Vostok (Jouzel et ...overlying ice sheet has been analysed (Kwok et ...numerical models, which ... See full document

... with coupled atmosphere–ocean models dis- agree on the LGM AMOC strength, with some models sug- gesting that it was stronger than at present, whereas other models yield a weakening ... See full document

... simulated ice sheet volume and extent in this study are within the range of known reconstructions with similar ice sheet models, a note on the excess of ice along the ... See full document

... shallow ice approximation (SIA), important for the slow-flow regions in the more central re- gions of the ice ...Hybrid models have been developed before by Pollard and DeConto (2007), Pollard and ... See full document

... on ice dynamics and con- tributes to the temperature distribution of the ice and influences ice flow by varying ice viscosity and basal ...Antarctica Ice Sheet due to ... See full document

... one glacial cycle with a state-of- the-art coupled GCM remains computationally extremely de- ...the ice sheets are comparable or even longer than periodicity of the orbital forcing, it is not ... See full document

... have coupled a coarse-resolution AOVGCM (ECHAM5/MPIOM/LPJ; Mikolajewicz et ...allel Ice Sheet Model ...the models evolve freely sufficiently long to be largely independent of the initial ... See full document

... LGM ice sheet thicken due to decreased ...LGM ice volume relative to MHO/preindustrial ice volumes, since the decrease in inte- rior ice volume outweighs the increase in marginal ... See full document

... on ice-sheet evolution on multimillennial timescales during glacial ...an ice-sheet model alone, forced by a prescribed time-dependent climate that is estimated by interpolating between ... See full document

... simulated ice volume evolution over the last glacial cycle ...excessive ice growth with an LGM ice volume too large by a factor of 2 ...last glacial cycle also with these alternative ... See full document

... Cordilleran ice sheet dur- ing the LGM against that of an observation-based data set (WorldClim, Hijmans et ...extensive ice cover on the Columbia and Rocky mountains (Seguinot et ...the ice ... See full document

... precisely ICE-6G version ...ica. ICE-6G also takes account of the Earth’s rotational ef- fect (Rot) on the ...from ICE- 6G have been shown to provide a good fit to several hun- dred Holocene RSL ... See full document

... There are a number of possible errors in using marine radio- carbon dates obtained from organic matter to provide a minimum age for the retreat of grounded ice (cf. Andrews et al., 1999; Anderson et al., 2002; ... See full document

... For large Alpine glaciers flowing in deep valleys, such as the Rhône, Rhine and Adige glaciers, several thousand model years are needed to attain a thermodynamical equilibrium between cold-ice advection from the ... See full document

... the ice surface at depth, resulting in a hemispheric albedo increase that will be further enhanced by specular reflection when covered by a reflective layer of meltwater (Bøggild et ...the ice surface and ... See full document

... The ICE-Cascade model outputs used in this study include the glacial erosion rate, subglacial topography, glacier thick- ness, and sediment thickness; these primary outputs are ana- lyzed for the rest of ... See full document

... As part of the global approach to the niodelling of the last glacial cycle, the Antarctic Ice Sheet model was driven by the same sea level forcing as was applied to the northern hemisphe[r] ... See full document