[PDF] Top 20 Proceso Metodologico Del Trabajo Social Con Grupos
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High-resolution ice thickness and bed topography of a land-terminating section of the Greenland Ice Sheet
... the topography and acquisition geometry is not ideal. Given an ice thickness of 1000 m, the first Fresnel zone is 183 m for the UU data ...theoretical resolution and is improved by the applied ... See full document
5
Testing hypotheses of the cause of peripheral thinning of the Greenland Ice Sheet: is land-terminating ice thinning at anomalously high rates?
... the bed on relatively short time pe- riods (Boon and Sharp, ...the ice at John Evans Glacier where fracturing was inferred, is only ∼ 150 m thick whereas ice thickness at Swiss Camp is ∼ 1000 ... See full document
9
A global, high-resolution data set of ice sheet topography, cavity geometry, and ocean bathymetry
... the Greenland ice sheet presently accounts for about 10 % of the observed global mean sea-level rise (Church et ...of ice by delivering heat to the marine-terminating outlet glaciers ... See full document
13
The influence of hydrology on the dynamics of land-terminating sectors of the Greenland ice sheet
... in ice flow and surface ...the ice sheet margin, short wavelength high amplitude ice surface topography gives way to longer wavelength, low amplitude topography, which is ... See full document
42
Exploring the ingredients required to successfully model the placement, generation, and evolution of ice streams in the British-Irish Ice Sheet
... of ice streams is a considerable uncertainty in projections of Greenland and Antarctic response to climate change (Vaughan and Arthern, 2007), and thus is a considerable uncer- tainty in projecting ... See full document
14
Climate of the Greenland ice sheet using a high-resolution climate model – Part 1: Evaluation
... The observed daily variations in α associated with snow- fall events are underestimated by the model (Fig. 10). In the observations, α rises more abruptly during a snowfall event, even if only a very thin layer of fresh ... See full document
28
Bedmap2: improved ice bed, surface and thickness datasets for Antarctica
... the bed-elevation in all grounded areas is equal to ice-surface minus ice-thickness, and in all areas of float- ing ice shelf, ice-bottom (ice-surface minus ... See full document
6
Melting of Northern Greenland during the last interglaciation
... northern Greenland during the Eemian due to larger insolation changes is not ...the ice sheet model grid in a physically consistent way (Robinson et ...their ice sheet model with the ... See full document
14
An improved Antarctic dataset for high resolution numerical ice sheet models (ALBMAP v1)
... for high resolution numerical ice sheet ...the ice sheet modelling community, but also that the need for consistency within the ice sheet configuration datasets has ... See full document
14
Dark ice dynamics of the south-west Greenland Ice Sheet
... 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 ...with high ambient air ... See full document
36
Ice sheet model dependency of the simulated Greenland Ice Sheet in the mid-Pliocene
... which ice sheet reconstructions for the Pliocene are depen- dent on the choice of ISM (Dolan et ...ice sheet. We also present the most likely locations of Pliocene ice on ... See full document
8
The impact of model resolution on the simulated Holocene retreat of the southwestern Greenland ice sheet using the Ice Sheet System Model (ISSM)
... S3), bed topography in all models exhibits in- creasing elevation into the ice sheet ...the ice margins exhibit retreat forced primarily through surface lowering in response to neg- ... See full document
37
Seasonal velocities of eight major marine-terminating outlet glaciers of the Greenland ice sheet from continuous in situ GPS instruments
... The continuous in situ GPS data presented here were ac- quired on a range of types of marine-terminating outlet glaciers in Greenland. Common to all the observed glacier velocity records is a pronounced ... See full document
7
Seasonal to decadal variability in ice discharge from the Greenland Ice Sheet
... We examine how D varies in response to meltwater runoff and changes in glacier front position. Daily meltwater runoff estimates are also obtained from the RACMO2.3p2 product. Daily runoff values at each model grid point ... See full document
6
Investigating the sensitivity of numerical model simulations of the modern state of the Greenland ice-sheet and its future response to climate change
... over Greenland exist to force the Glimmer ice-sheet ...Very High Resolution Radiometer (AVHRR) Polar Pathfinder (APP) from 1982–2004 which is collated twice a day at the local solar ... See full document
15
Greenland Ice Sheet surface topography and drainage structure controlled by the transfer of basal variability
... perturbations, bed DEM uncertainty, 3D effects on the transfer of basal variability and the presence of deeply incised subglacial ...thicker ice (Supplementary Material ...of ice thickness ... See full document
Simulating ice thickness and velocity evolution of Upernavik Isstrøm 1849–2012 by forcing prescribed terminus positions in ISSM
... day ice extent by 356 km 2 , model initialization requires recon- struction of the ice surface elevation in the extended ...1849 ice sur- face elevation, as described below. Over the present day ... See full document
44
Duration of Greenland Stadial 22 and ice-gas age from counting of annual layers in Greenland NGRIP ice core
... of ice cores through gas tracers is most precise when both records feature a small 1age, and hence high snow accumulation rate and temperature, such as at NGRIP and ...Vostok ice core experienced ... See full document
22
An ice sheet model validation framework for the Greenland ice sheet
... fixed ice sheet ...the ice sheet as a whole, we note that the model clearly underestimates speeds for some of the major outlet glaciers (see also ... See full document
28
A constraint upon the basal water distribution and thermal state of the Greenland Ice Sheet from radar bed echoes
... with high confidence at the ice-sheet ...the resolution of our method lakes greater than 5 km in horizontal extent) and regions of more uniformly saturated subglacial ...in Greenland ... See full document
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