Basal Melt

Description: Antarctic ice shelt basal melt rates for 1994-2018 from satellite radar altimetry data.

Datasets:

N.A.

Associated papers:

Adusumilli, Susheel, Helen Amanda Fricker, Brooke Medley, Laurie Padman, and Matthew R. Siegfried. “Interannual Variations in Meltwater Input to the Southern Ocean from Antarctic Ice Shelves.” Nature Geoscience 13, no. 9 (September 2020): 616–20. https://doi.org/10.1038/s41561-020-0616-z.

%%capture
%load_ext autoreload
%autoreload 2


from polartoolkit import fetch, maps, regions

version_names = [
    "w_b",  # basal melt rate
    "w_b_interp",  # interpolated basal melt rate
    "w_b_uncert",  # uncertainty of basal melt rate
]

grids = []
for name in version_names:
    data = fetch.basal_melt(
        version=name,
    )
    grids.append(data)

fig = maps.subplots(
    grids,
    region=regions.antarctica,
    fig_title="Basal Melt",
    titles=version_names,
    cbar_labels=["meters / year", "meters / year", "meters"],
    coast=True,
    coast_pen=".4p,black",
    cmaps=["balance+h0", "balance+h0", "viridis"],
    hemisphere="south",
    robust=True,
    hist=True,
)
fig.show(dpi=200)