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December 1, 2011

Mass balance 2011 North Cascades, Washington and Juneau Icefield, Alaska

In the summer of 2011, the North Cascade Glacier Climate Project completed 430 measurements of snowpack on 10 glaciers using probing and crevasse stratigraphy. This is much less than our normal number because of the exceptionally deep snowpack. The probe we use was 5 meters long, beyond that only crevasses could be used. The mass balance was quite positive for the first time since 2002. The combination of a La …