Permafrost degradation
Rapid movement of frozen debris-lobes: implications for permafrost degradation and slope instability in the south-central Brooks Range, Alaska
... on permafrost-regulated, rapidly mov- ing, elongate, partially frozen debris-lobes found on moun- tain slopes in the Brooks Range of ...and permafrost degradation, and may pose a hazard to nearby ...
17
Mitigating permafrost degradation due to linear disturbances in sub-arctic peatlands
... of permafrost significantly influences the hydrology and ecology of northern ...widespread permafrost degradation in northern ...and permafrost conditions on a large variably-saturated ...
102
Resolution capacity of geophysical monitoring regarding permafrost degradation induced by hydrological processes
... The aim of this study is to analyse the qualitative and quan- titative resolution potential of repeated geophysical measure- ments (ERT and RST) for the monitoring of hydrological and glaciological processes with a focus ...
18
Geology, glacier retreat and permafrost degradation as controlling factors of slope instabilities in a high-mountain rock wall: the Monte Rosa east face
... In this section, the analyses of relationships between the de- velopment of slope instabilities, on one hand, and geology, glacier retreat and permafrost degradation, on the other hand, are presented and ...
12
Modelling rock wall permafrost degradation in the Mont Blanc massif from the LIA to the end of the 21st century
... long-term permafrost changes in steep mountain flanks were studied in idealised cases for the European Alps (Noetzli et ...wall permafrost driven by the most re- cently released RCPs are yet to be ...
22
Mountain permafrost degradation documented through a network of permanent electrical resistivity tomography sites
... other permafrost landforms such as rock glaciers and talus ...of permafrost conditions than would otherwise have been determined according to the point information of bore- hole temperature profiles (see ...
22
Permafrost degradation risk zone assessment using simulation models
... specific permafrost analysis to determine the particular permafrost degradation risk for that ...specific permafrost degradation risk designation will assist with design and expense ...
14
Growth of a high elevation large inland lake, associated with climate change and permafrost degradation in Tibet
... of permafrost regions in China and the location of the largest high-elevation inland lake, Nam Co (30 ◦ 30 0 –30 ◦ 55 0 N, 90 ◦ 16 0 –91 ◦ 03 0 E, 4720 m ...discontinuous permafrost at lower eleva- tions ...
9
Spatiotemporal transformation of dissolved organic matter along an alpine stream flow path on the Qinghai–Tibet Plateau: importance of source and permafrost degradation
... prepared for FT-ICR MS analyses. They were subject to solid-phase extraction (SPE) using Bond Elut PPL (Agi- lent Technologies, 100 mg PPL in 3 mL cartridge), follow- ing the procedures of Dittmar et al. (2008). In order ...
12
Coupled Water and Heat Transfer in Permafrost Modeling
... as permafrost degradation is concerned, evi- dence from european monitoring sites indicates that active layer thickness has been the greatest in the summers of 2002 and 2003, approximately 20% greater than ...
175
Assessing effects of permafrost thaw on C fluxes based on multiyear modeling across a permafrost thaw gradient at Stordalen, Sweden
... to permafrost conditions and these models have been applied to quantify the impacts of climate change on C fluxes at regional and global scales ...of permafrost degradation and C fluxes (Bohn and ...
20
Degradation of buried ice and permafrost in the Veleta cirque (Sierra Nevada, Spain) from 2006 to 2013 as a response to recent climate trends
... Recent decades have seen an exponential increase in stud- ies of high-latitude and wet mid-latitude mountains, centring on the repercussions that the recent climate trend to increas- ing temperature is having on the ...
15
Permafrost distribution in steep rock slopes in Norway: measurements, statistical modelling and implications for geomorphological processes
... that permafrost dynamics affect rock wall stability as much on short as on long timescales (days to ...and permafrost degradation and showed that it could accel- erate the melting of ice-filled ...
22
Climate warming over the past half century has led to thermal degradation of permafrost on the Qinghai–Tibet Plateau
... the permafrost distribution and permafrost degradation (Yang et ...thermal degradation of permafrost in China over a 30-year period, but the dataset has a low resolution and large ...
14
Permafrost (Cryolithozone) of the Russian Arctic Shelf
... shelf permafrost (degradation and growth of relic and recent submarine permafrost, respectively) is responsible for the geoenvironmental conditions within the shelf and, thereby, for the conditions ...
11
Modelling the thermal transport of a thawing permafrost plateau
... as permafrost melts and plateaus collapse into ...the permafrost thaw and this affects the thermal transport along the transitioning portions of the ...the permafrost thaws and the ground slumps ...
141
Diagnostics and Mapping of Geoecological Situations in the Permafrost Zone of Russia
... The diagnostics of geoecological situations is based on geographical features of active layer depths distribution. In continuous permafrost zone, only the depth of seasonal thawing is mapped, which in general is ...
19
Transient thermal effects in Alpine permafrost
... areas, permafrost is important because it influences the occurrence of natural hazards, be- cause it has to be considered in construction practices, and because it is sensitive to climate ...present-day ...
15
New insights into the environmental factors controlling the ground thermal regime across the Northern Hemisphere: a comparison between permafrost and non-permafrost areas
... of permafrost affects Earth sur- face systems and human activity in the Arctic and has im- plications for global ...the permafrost domain with average effect sizes of ...tantly, permafrost ...
15
Sediment Characteristics and Methane Ebullition in Three Subarctic Lakes
... peat degradation or thermokarst processes (Smith et ...terrestrial permafrost soils have become synonymous with CH 4 emissions (Olefeldt, Turetsky, et ...
15