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22 August 2021

A Tale of Two Glaciers Columbia and Easton Glacier 2021

Terminus of Columbia Glacier on left with 1984 terminus location noted.  Observe the avalanche fans (A) and the relatively high snowcover on 8-2-2021.  At right is Easton Glacier on 8-11-2021 with the location of the 1990 terminus indicated, 440 m of retreat to the 2021 terminus position. The glacier has only 38% snowcover at this time, which is better illustrated below. Columbia and Easton Glacier in the North Cascade Range …


28 December 2016

Canadian Columbia Basin Glacier Fall 2016 Field Season

Guest Post by Ben Pelto, PhD Candidate, UNBC Geography, [email protected] Figure 1. An illustration of the glacier mass balance sum. Mass balance is equal to the amount of snow accumulation and the amount of ice melt over time. Traditionally, this is reported as annual mass balance (how much mass a glacier gained or lost in a particular year) and is reported in meters water equivalent (mwe). The Columbia Basin Glacier …


2 June 2011

Columbia Glacier Past, Present and Future

For the last 27 years the first week of August has found me on the Columbia Glacier in the North Cascades of Washington. Annual visit pictures up to 2008 can be seen at bottom of post. This is the lowest elevation large glacier in the North Cascades. Columbia Glacier occupies a deep cirque above Blanca Lake and ranging in altitude from 1400 meters to 1700 meters. Kyes, Monte Cristo and …