oggm.tasks.rasterio_glacier_exterior_mask

oggm.tasks.rasterio_glacier_exterior_mask(gdir, overwrite=True)

Writes a 1-0 glacier exterior mask GeoTiff with the same dimensions as dem.tif

This is the “one” grid point on the glacier exterior (ignoring nunataks). This is useful to know where the terminus might be, for example.

Parameters:

gdiroggm.GlacierDirectory

the glacier in question

overwritebool

compute even if the file is already there

Notes

Files written to the glacier directory:

glacier_mask.tif

A glacier mask geotiff file with the same extend and projection as the dem.tif. This geotiff has value 1 at glaciated grid points and value 0 at unglaciated points.