Published September 7, 2023 | Version v1
Journal article Open

Geodynamically corrected Pliocene shoreline elevations in Australia consistent with mid-range projections of Antarctic ice loss

  • 1. Imperial College London

Description

Dataset provided as supplement to Richards et al. (2023). Geodynamically corrected Pliocene shoreline elevations in Australia consistent with mid-range projections of Antarctic ice loss, Science Advances, in review.

bayesian_modelling_output --- directory containing posterior samples from Bayesian GMSL inversion and derived quantities, e.g., mean, median, and standard deviation of dynamic topography, GIA, and GMSL.

deconto_etal_2021_refit --- De Conto et al., (2021; Nature) model runs filtered on the basis of their original Mid-Piiocene Warm Period (MPWP) GMSL constraint and this study's revised estimate.

pliocene_to_recent_dynamic_topography_outputs --- gridded output of predicted Pliocene-to-Recent changes in dynamic topography, which take into account plate rotation and geoid and dynamic topography impacts on the sea-level equation and shoreline migration (Austermann & Mitrovica, 2015, GJI).

pliocene_to_recent_GIA_outputs --- gridded output of predicted Pliocene-to-Recent changes in glacial isostatic adjustment. Grids show predicted relative elevation change of an MPWP sea-level marker, with net GMSL change subtracted.

present_day_dynamic_topography_outputs --- gridded output of predicted present-day dynamic topography for independently constrained thermochemical density models (see Richards et al., 2023, EPSL for further details).

sea_level_constraints --- input MPWP sea-level marker dataset.

thermal_expansivity_profile --- fitted pyrolite-based thermal expansivity profile.

Please direct any questions around this dataset  to f.richards19@imperial.ac.uk.

Files

bayesian_modelling_output.zip

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