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5 million year transient Antarctic ice sheet model run with "sensitized" marine ice margin instabilities Data DOI: https://doi.org/10.15784/601602 Cite as Balco, G., Buchband, H., & Halberstadt, A. (2022) "5 million year transient Antarctic ice sheet model run with "sensitized" marine ice margin instabilities" U.S. Antarctic Program (USAP) Data Center. doi: https://doi.org/10.15784/601602. AMD - DIF Record(s) USAP-1744771_1 Abstract This dataset is a NetCDF file containing the results of a 5 MA ice sheet model run with parameter settings intended to enhance marine ice sheet instability processes. Uses the Penn State ice sheet model as described in DeConto et al. (2021) and Pollard & DeConto (2012). The model runs from 5 Ma to present and snapshots are recorded every 2000 years. Model grid resolution is 40 km. Only the model geometry (thickness, height, whether grounded) is saved in each snapshot. The purpose of the model run was to support a study into whether or not it is possible to distinguish models with different marine ice sheet instability parameterizations using geologic data. Creator(s): Balco, Gregory; Buchband, Hannah; Halberstadt, Anna Ruth Date Created: 2022-09-02 Repository: USAP-DC (current) License: Creative Commons Attribution Only v4.0 Generic [CC BY 4.0] Spatial Extent(s) West: -180, East: 180, South: -90, North: -60 Award(s) NSF 1744771 NSF 2138556 Version: 1 Related Project(s) Synoptic Evaluation of Long-Term Antarctic Ice Sheet Model Simulations using a Continent-Wide Database of Cosmogenic-Nuclide Measurements OPP-PRF: High-resolution Nested Antarctic Ice Sheet Modeling to Reconcile Marine and Terrestrial Geologic Data Keywords Antarctica Glaciers/ice Sheet Glaciology Ice Sheet Modeling Marine Ice Margin Instability Model Output