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June 27, 2018
Nioghalvfjerdsbræ 70 km+ Long Supraglacial stream, Greenland’s Longest?
Landsat image of Nioghalvfjerdsbræ in 2017 with supraglacial stream indicated by arrows and calving front yellow dots. I first observed the impressive discharge and length of the supraglacial streams working on Jakobshavn Glacier more than 30 years ago. The longest persistent supraglacial stream in Greenland at present that I am aware of is on Nioghalvfjerdsbræ (79 Glacier). The longest streams will occur on glaciers with low slopes in the ablation zone …
Dean of Academic Affairs at Nichols College and Professor of Environmental Science at Nichols College in Massachusetts since 1989. Glaciologist directing the North Cascade Glacier Climate Project since 1984. This project monitors the mass balance and behavior of more glaciers than any other in North America.