model_grounding_zone.py

  • Creates a model of the tidal fluctuation of an ice shelf/sheet grounding zone using repeat period and error level of an input dataset

  • Delineates the grounding zone using both a piecewise fit and an elastic model

Source code

Calling Sequence

usage: model_grounding_zone.py [-h] [--year YEAR] [--dhdt DHDT] [--reorient]
                               [--verbose]
                               [{ATL06,ATM,LVIS}]

Positional Arguments

dataset

Possible choices: ATL06, ATM, LVIS

Input dataset

Named Arguments

--year, -Y

Number of years of measurements

--dhdt, -D

Proscibed elevation change rate

--reorient, -R

Reorient elevation profile

--verbose, -V

Verbose output of processing run

References

[Brunt2010]

    1. Brunt, H. A. Fricker, L. Padman, T. A. Scambos, and S. O’Neel, “Mapping the grounding zone of the Ross Ice Shelf, Antarctica, using ICESat laser altimetry”, Annals of Glaciology, 51(55), 71–79, (2010). doi: 10.3189/172756410791392790

[Fricker2006]

    1. Fricker and L. Padman, “Ice shelf grounding zone structure from ICESat laser altimetry”, Geophysical Research Letters, 33(15), L15502, (2006). doi: 10.1029/2006GL02690

[Fricker2009]

    1. Fricker, R. Coleman, L. Padman, T. A. Scambos, J. Bohlander, and K. M. Brunt, “Mapping the grounding zone of the Amery Ice Shelf, East Antarctica using InSAR, MODIS and ICESat”, Antarctic Science, 21(5), 515–532, (2009). doi: 10.1017/S095410200999023X