This dataset contains a simple Greenland surface classification and shape files with various boundaries. These data are derivative products from the Greenland Ice Mapping Projects (GIMP) 90 meter resolution digital elevation model dataset and land surface classification:
Howat, I.M., A. Negrete, B.E. Smith, 2014, The Greenland Ice Mapping Project (GIMP) land classification and surface elevation datasets, The Cryosphere, 8, 1509-1518, doi:10.5194/tc-8-1509-2014