polartoolkit.fetch.gia

gia(version, region=None, spacing=None, registration=None, **kwargs)

Load 1 of 1 ‘versions’ of Antarctic glacial isostatic adjustment grids.

version=’stal-2020’ From Stål et al.[1] and Stål et al.[2].

Parameters:

• version (str) – For now the only option is ‘stal-2020’,

• region (tuple[float, float, float, float] | None) – region to clip the loaded grid to, in format [xmin, xmax, ymin, ymax], by default doesn’t clip

• spacing (float | None) – grid spacing to resample the loaded grid to, by default spacing is read from downloaded files

• registration (str | None) – change registration with either ‘p’ for pixel or ‘g’ for gridline registration, by default is None.

• **kwargs (Any) – additional keyword arguments to pass to the resample_grid function

Returns:

Returns a loaded, and optional clip/resampled grid of GIA data.

Return type:

DataArray | None

References

[1]

Tobias Stål, Anya M. Reading, Jacqueline A. Halpin, and Joanne Whittaker. Antarctic geothermal heat flow model: Aq1. 2020. doi:10.1594/PANGAEA.924857.

[2]

Tobias Stål, Anya M. Reading, Jacqueline A. Halpin, Steven J. Phipps, and Joanne M. Whittaker. The Antarctic Crust and Upper Mantle: A Flexible 3D Model and Software Framework for Interdisciplinary Research. Frontiers in Earth Science, 8:577502, November 2020. doi:10.3389/feart.2020.577502.