Results 41 to 50 of about 426,465 (213)

Debris cover and surface melt at a temperate maritime alpine glacier: Franz Josef Glacier, New Zealand [PDF]

open access: yes, 2012
Melt rates on glaciers are strongly influenced by the presence of supraglacial debris, which can either enhance or reduce ablation relative to bare ice.
Brook, Martin S.   +5 more
core   +1 more source

Remote-sensing characterization of surging glaciers in High Mountain Asia in the past two decades

open access: yesFrontiers in Earth Science
Glacier surge represents a special glacier behavior with abnormally high flow speeds, which can trigger catastrophic events, such as high-speed ice avalanches and glacial lake outburst floods, transforming landforms in the mountain cryosphere and ...
Linghong Ke   +4 more
doaj   +1 more source

Radio Echo Soundings and Ice-Temperature Measurements in a Surge-Type Glacier

open access: yes, 1975
Radio echo soundings on Rusty Glacier, a small surge-type glacier in Yukon Territory reveal that the ice is considerably thicker than previously believed. A reinterpretation of deep ice-temperature measurements made in 1969 and 1970 suggests that a large
R. H. Goodman, G. K. C. Clarke
core   +2 more sources

A note on the water budget of temperate glaciers [PDF]

open access: yesThe Cryosphere, 2013
In this note, the total dissipative melting in temperate glaciers is studied. The analysis is based on the notion that the dissipation is determined by the loss of potential energy due to the downward motion of mass (ice, snow, meltwater and rain).
J. Oerlemans
doaj   +1 more source

Surging glacier landsystem of Tungnaárjökull, Iceland [PDF]

open access: yesJournal of Maps, 2009
Abstract Please click here to download the map associated with this article. A1:30,000 scale map of the snout and proglacial landscape of the surging Icelandic glacier Tungnaarjokull, based upon aerial photography from 1995, immediately after a surge, allows an assessment of the spatial variability in landform-sediment imprints of catastrophic glacier ...
Evans, D. J. A.   +3 more
openaire   +3 more sources

Dynamic difference between surging and normal glaciers in the context of climate change: Insights from multi-source remote sensing

open access: yesJournal of Hydrology: Regional Studies
Study region: Yunfeng Peak region, High Mountain Asia Study focus: High Mountain Asia is the most glacier-rich region outside the polar areas and plays a critical role in alleviating water resource pressures across Asia. Understanding the complexities of
Yongpeng Gao   +3 more
doaj   +1 more source

Sustained retreat of the Pine Island Glacier [PDF]

open access: yes, 2013
We use satellite observations to show that, between 1992 and 2011, the Pine Island Glacier hinge line retreated at a rate of 0.95 ± 0.09 km yr−1 despite a progressive steepening and shoaling of the glacier surface and bedrock slopes, respectively, which ...
Vaughan, D. G.   +5 more
core   +1 more source

A general theory of glacier surges [PDF]

open access: yesJournal of Glaciology, 2019
AbstractWe present the first general theory of glacier surging that includes both temperate and polythermal glacier surges, based on coupled mass and enthalpy budgets. Enthalpy (in the form of thermal energy and water) is gained at the glacier bed from geothermal heating plus frictional heating (expenditure of potential energy) as a consequence of ice ...
Benn, DI   +3 more
openaire   +4 more sources

Quiescent-phase evolution of a surge-type glacier: Black Rapids Glacier, Alaska, U.S.A.

open access: yes, 1996
Black Rapids Glacier, a surge-type glacier in the Alaska Range, most recently surged in 1936–37 and is currently in its quiescent phase. Mass balance, ice velocity and thickness change have been measured at three to ten sites from 1972 to 1994.
L.R. Mayo   +3 more
core   +2 more sources

Fifty years of studying the Medvezhiy Glacier (West Pamirs) by the Institute of Geography, RAS

open access: yesЛëд и снег, 2015
Overview of researches conducted over 50 years (1963–2012) by Institute of Geography RAS on the surging glacier Medvezhiy, the West Pamirs is given. Ground investigations (changes of its surface altitude, ice movement velocity, ablation, ice thickness ...
G. B. Osipova
doaj   +1 more source

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