Sentences with phrase «annual glacier mass»
Since 1984, annual glacier mass balance measurements have been conducted on 8 glaciers by the North Cascades Glacier Climate Project (NCGCP).
https://www.nichols.edu/
The annual glacier mass balance record below indicates that the response of annual balance is quite similar for each glacier.
The map at right indicates the location of the glaciers (green circles) where we monitor annual glacier mass balance.
Not exact matches
In a recent study, Mathias Trachsel (Dept. of Biology, University of Bergen) and Atle Nesje (Dept. of Earth Science, University of Bergen and Uni Research Climate) used simple statistical models to assess and quantify the relative importance of summer temperature and winter precipitation for annual mass balances of eight Scandinavian glaciers.
... tba... For additional information on the status of the glacier and on data relating to annual mass balance and other measurements, visit the WGMS Fluctuations of Glaciers Browser.
This yields the annual mass balance of the glacier (Pelto, 1988; 1996 and Pelto and Riedel, 2001).
As predictors of glacier mass balance positive MEI values, El Nino, and warm phase PDO's favor negative balances, and cool phase PDO's and negative MEI values, La Nina, favor positive annual balances.
Pelto (1988) in examining the first several years of mass balance data postulated that the variation in annual balance between glaciers is due to their different geographic characteristics.
Annual net balance on eight North Cascades glaciers during the 1984 - 1994 period has been determined by measurement, of total mass loss from firn and ice melt and, of residual snow depth at the end of the summer season.
To identify the impact of sampling density on determination of a glacier's annual mass balance, the North Cascade Glacier Climate Project utilized a varying density of measurements to determine annual mass balance on Columbia Glacier, Washington and Lemon Creek Glacier, Alaska.
To ascertain the annual balance of a glacier from a sparse network of observations is optimized by detailed mapping of mass balance across the glacier determined from a high - density measurement network during several years.
The graph for global glacier mass change shows the estimated annual cumulative balance for a set of global reference glaciers with more than 30 continued observation years for the time - period 1960 - 2017.
Annual mass balance is typically assessed from a sparse network (0.5 - 50 points / km2) of sample locations that are not uniformly distributed across the glacier (Pelto, 1996; Fountain and Vecchia, 1999).
Equilibrium line - The boundary between the region on a glacier where there is a net annual loss of ice mass (ablation area) and that where there is a net annual gain (accumulation area).
For information on the status of the glacier and on data relating to annual mass balance and other measurements, visit the WGMS Fluctuations of Glaciers Browser.
It is the first study to directly link past glacial events with annual data from ice cores — cylindrical samples drilled from the glacier — extracted from the same ice mass.
... tba... For information on the status of the glacier and on data relating to annual mass balance and other measurements, visit the WGMS Fluctuations of Glaciers Browser.
The mean air temperature (1906 - 2005) measured at the climate station Vent (1906 m a.s.l) was -1.6 °C and the mean annual lapse rate is 0.57 °C / 100 m. For additional information on the status of the glacier and on data relating to annual mass balance and other measurements, visit the WGMS Fluctuations of Glaciers Browser.
Consistent annual mass balance measurements over at least a 20 year period are available on 16 glaciers in North America.
The World Glacier Monitoring Service (WGMS) collects annual mass balance data from alpine glaciers around the world.
North Cascade glaciers annual balance has averaged -0.54 m / a of water equivalent from 1984 - 2006, a cumulative loss of over 12.4 m in glacier thickness or 20 - 40 % of their total volume since 1984 due to negative mass balances.
A series of benchmark glaciers around the world were chosen where annual mass balance would be monitored.
Annual mass balance is the most sensitive annual glacier climate indiAnnual mass balance is the most sensitive annual glacier climate indiannual glacier climate indicator.
Annual mass balance is the most sensitive glacier indicator of glacier response to climate change.
Annual mass balance is the difference between winter snow and ice accumulation on a glacier, and summer snow and ice loss from a glacier during a given year.
The difference between the accumulation and ablation for a given year describes the annual net mass balance, which corresponds to the change in glacier thickness and volume.
Marshall's work is part of the seasonal and annual tracking of glacier mass balance by the federal government to help determine future water supply in major rivers.
Both have been the key to maintaining the extensive annual fieldwork program that is required to measured and report glacier mass balance.
For additional information on the status of the glacier and on data relating to annual mass balance and other measurements, visit the WGMS Fluctuations of Glaciers Browser.