Surface Melt and Firn Density Evolution in the Western Greenland Percolation Zone Over the Past 50 Years

Karina Graeter1, Erich C Osterberg2, Robert L Hawley1, Zayta Renay Thundercloud1, Hans-Peter Marshall3, David G Ferris Mr.1 and Gabriel Lewis1, (1)Dartmouth College, Department of Earth Sciences, Hanover, NH, United States, (2)Dartmouth College, Department of Earth Sciences, Hanover, United States, (3)Boise State University, Department of Geosciences, Boise, ID, United States