Future freshwater fluxes from the Antarctic ice sheet
- 1. Université libre de Bruxelles (ULB), Laboratoire de Glaciologie, Brussels, Belgium
- 2. Department of Geography and Environmental Sciences, Northumbria University, Newcastle, UK
- 3. Aérospatiale et Mécanique, Université de Liège (ULiège), Liège, Belgium
Description
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Future freshwater fluxes from the Antarctic ice sheet (dataset)
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INTRODUCTION
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This dataset contains historically-calibrated projections of Antarctic freshwater fluxes (ice-shelf melting, iceberg calving, and surface meltwater runoff) under low and very-high emission scenarios for 27 drainage basins and 5 ocean sectors until 2300.
We perform, with the Kori-ULB ice-sheet model v0.91, an ensemble of historically-calibrated simulations of the Antarctic ice sheet between 1990 and 2300 forced by atmospheric and oceanic projections inferred from a subset of models from the sixth phase of the Coupled Model Intercomparison Project (CMIP6) under low- and very high-emission scenarios.
We refer to the associated manuscript for more information on the applied methodology.
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PROVIDED DATA
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- 'SSP126_FWF_1990_2300_ZwallyBasins.nc' and 'SSP585_FWF_1990_2300_ZwallyBasins.nc' each contain yearly timeseries of the [5 25 50 75 95] percentiles for the calibrated probabilistic projections of Antarctic net mass balance, surface mass balance, sub-shelf melt, and calving fluxes (in Gt/yr) for each of the 27 Zwally drainage basins (see http://imbie.org/imbie-2016/drainage-basins/) under a SSP1-2.6 and SSP5-8.5 scenario, respectively.
- 'SSP126_FWF_1990_2300_OceanSectors.nc' and 'SSP585_FWF_1990_2300_OceanSectors.nc' each contain yearly timeseries of the [5 25 50 75 95] percentiles for the calibrated probabilistic projections of Antarctic net mass balance, surface mass balance, sub-shelf melt, and calving fluxes (in Gt/yr) for each of the 5 ocean sectors (Weddell Sea, Indian Ocean, western Pacific Ocean, Ross Sea, Amundsen & Bellingshausen Sea) under a SSP1-2.6 and SSP5-8.5 scenario, respectively.
- 'SSP126_FWF_1990_2300_AIS.nc' and 'SSP585_FWF_1990_2300_AIS.nc' each contain yearly timeseries of the [5 25 50 75 95] percentiles for the calibrated probabilistic projections of Antarctic net mass balance, surface meltwater runoff, sub-shelf melt, and calving fluxes (in Gt/yr) for the Antarctic Ice Sheet under a SSP1-2.6 and SSP5-8.5 scenario, respectively.
Files
README.txt
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