Results 31 to 40 of about 1,553,048 (247)

Active debris removal mission from LEO with electric and hybrid propulsion [PDF]

open access: yes, 2011
Debris proliferation in space environment is an impending problem for preserving future missions. Although prevention measures (IADC guidelines, NASA Handbook for Limiting Orbit Debris) with the intent to regulate and limit the space trac are adopted,
Sansica, A.
core   +3 more sources

Ice cliff contribution to the tongue-wide ablation of Changri Nup Glacier, Nepal, central Himalaya [PDF]

open access: yesThe Cryosphere, 2018
Ice cliff backwasting on debris-covered glaciers is recognized as an important mass-loss process that is potentially responsible for the debris-cover anomaly, i.e.
F. Brun   +14 more
doaj   +1 more source

Air temperature distribution and energy balance modelling of a debris-covered glacier [PDF]

open access: yes, 2016
Near-surface air temperature is an important determinant of the surface energy balance of glaciers that is often represented by constant linear temperature gradients in models.
Brock, B.W.   +13 more
core   +1 more source

Southwest-facing slopes control the formation of debris-covered glaciers in the Bhutan Himalaya [PDF]

open access: yesThe Cryosphere, 2013
To understand the formation conditions of debris-covered glaciers, we examined the dimension and shape of debris-covered areas and potential debris-supply (PDS) slopes of 213 glaciers in the Bhutan Himalaya.
H. Nagai   +3 more
doaj   +1 more source

Assessing ice-cliff backwasting and its contribution to total ablation of debris-covered Miage glacier, Mont Blanc massif, Italy [PDF]

open access: yes, 2014
Continuous surface debris cover strongly reduces the ablation of glaciers, but high melt rates may occur at ice cliffs that are too steep to hold debris.
Brock, B.w., Reid, Tim, Brock, Benjamin
core   +1 more source

Remotely sensed debris thickness mapping of Bara Shigri Glacier, Indian Himalaya [PDF]

open access: yes, 2015
Despite the important role of supraglacial debris in ablation, knowledge of debris thickness on Himalayan glaciers is sparse. A recently developed method based on reanalysis data and thermal band satellite imagery has proved to be potentially suitable ...
Kulkarni, Anil   +13 more
core   +1 more source

Impact of varying debris cover thickness on ablation: a case study for Koxkar Glacier in the Tien Shan [PDF]

open access: yesThe Cryosphere, 2014
To quantify the ablation processes on a debris covered glacier, a simple distributed ablation model has been developed and applied to a selected glacier. For this purpose, a set of field measurements was carried out to collect empirical data.
M. Juen   +4 more
doaj   +1 more source

Influence of Supraglacial Debris Thickness on Thermal Resistance of the Glaciers of Chandra Basin, Western Himalaya

open access: yesFrontiers in Earth Science, 2021
A large number of glaciers in the Hindu-Kush Himalaya are covered with debris in the lower part of the ablation zone, which is continuously expanding due to enhanced glacier mass loss.
Lavkush Kumar Patel   +5 more
doaj   +1 more source

The New Swiss Glacier Inventory SGI2016: From a Topographical to a Glaciological Dataset

open access: yesFrontiers in Earth Science, 2021
Glaciers in Switzerland are shrinking rapidly in response to ongoing climate change. Repeated glacier inventories are key to monitor such changes at the regional scale. Here we present the new Swiss Glacier Inventory 2016 (SGI2016) that has been acquired
Andreas Linsbauer   +13 more
doaj   +1 more source

Regional debris flow susceptibility analysis in mountainous peri-urban areas through morphometric and land cover indicators [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2014
A method for assessing regional debris flow susceptibility at the watershed scale, based on an index composed of a morphometric indicator and a land cover indicator, is proposed and applied in 106 peri-urban mountainous watersheds in Bogotá, Colombia ...
M. C. Rogelis, M. Werner
doaj   +1 more source

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