Sentences with phrase «mean glacier thickness»
The annual balance record of North Cascade glaciers indicates a significant negative balance from 1984 - 1994 on all nine glaciers observed annually during this entire interval, -0.39 m / a for an average loss in mean glacier thickness of 4 - 4.5 m.
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A loss of 4.2 meters of ice thickness on glaciers with an estimated mean thickness of 30 - 50 meters (Post et al., 1971) is significant.
The mean annual balance of -0.38 m a-1 for the eight glaciers during the 1984 - 1994 period is a mean loss of 3.5 - 5.0 m of glacier thickness during the last 11 years.
According to the latest measurement in 2006, the maximum and mean thicknesses of the glacier are 130.0 ± 5 m and 39.4 ± 5 m, respectively.