Results 11 to 20 of about 1,274 (189)

Mountain Permafrost: A Reflection on the Periglacial Environment in Mongolia

open access: yesGeosciences, 2023
There are different ideas about the classification and distribution of permafrost in Mongolia. Terms such as continuous, discontinuous, sporadic, and isolated permafrost are inconsistently applied; hence, maps of permafrost display different distribution
Michael Walther, Ulrich Kamp
doaj   +1 more source

Morphological record of pedogenesis and landscape evolution in the upper quaternary pedosediments within the upper Volga river basin

open access: yesБюллетень Почвенного института им. В.В. Докучаева, 2016
The morphological record of pedogenesis (mostly at a micromorphological scale) and the features of paleosols developed at the northern geographical extremity of the MIS3 paleopedoshpere (including the Bryansk fossil soils) are described.
A. V. Rusakov, S. N. Sedov
doaj   +1 more source

Thaw Subsidence of a Yedoma Landscape in Northern Siberia, Measured In Situ and Estimated from TerraSAR-X Interferometry

open access: yesRemote Sensing, 2018
In permafrost areas, seasonal freeze-thaw cycles result in upward and downward movements of the ground. For some permafrost areas, long-term downward movements were reported during the last decade.
Sofia Antonova   +8 more
doaj   +1 more source

Relation between planimetric and volumetric measurements of permafrost coast erosion: a case study from Herschel Island, western Canadian Arctic

open access: yesPolar Research, 2016
Ice-rich permafrost coasts often undergo rapid erosion, which results in land loss and release of considerable amounts of sediment, organic carbon and nutrients, impacting the near-shore ecosystems.
Jaroslav Obu   +5 more
doaj   +1 more source

Periglacial landforms and the geological controlling factors: examples from the highest mountains of the Balkan Peninsula [PDF]

open access: yesJournal of the Bulgarian Geographical Society, 2021
Periglacial landforms are typical features of the high mountain environment on the Balkan Peninsula. Their formation and diversity is determined by climatic, topographic and geological factors. Presently active periglacial processes occur above 1700-2000
Emil Gachev
doaj   +3 more sources

Periglacial relief of Crnook (southeast Serbia) [PDF]

open access: yesGlasnik Srpskog Geografskog Društva, 2012
This paper presents the results of geomorphological research of the periglacial relief on mountain Crnook (1881 m) in Southeast Serbia. The results have showed the significant presence of modern periglacial morphology on this mountain which is ...
Nešić Dragan   +2 more
doaj   +1 more source

Detecting upland glaciation in Earth’s pre-Pleistocene record

open access: yesFrontiers in Earth Science, 2022
Earth has sustained continental glaciation several times in its past. Because continental glaciers ground to low elevations, sedimentary records of ice contact can be preserved from regions that were below base level, or subject to subsidence.
Gerilyn S. Soreghan   +3 more
doaj   +1 more source

Yedoma Ice Complex of the Buor Khaya Peninsula (southern Laptev Sea) [PDF]

open access: yesBiogeosciences, 2017
The composition of perennially frozen deposits holds information on the palaeo-environment during and following deposition. In this study, we investigate late Pleistocene permafrost at the western coast of the Buor Khaya Peninsula in the south-central ...
L. Schirrmeister   +9 more
doaj   +1 more source

Organic-matter quality of deep permafrost carbon – a study from Arctic Siberia [PDF]

open access: yesBiogeosciences, 2015
The organic-carbon (OC) pool accumulated in Arctic permafrost (perennially frozen ground) equals the carbon stored in the modern atmosphere. To give an idea of how Yedoma region permafrost could respond under future climatic warming, we conducted a study
J. Strauss   +5 more
doaj   +1 more source

The tundra and polar semi-desert landscapes of Banks Island and Prince Patrick Island, Western Canadian Arctic

open access: yesCuadernos de Investigación Geográfica, 2016
Tundra and polar desert environments characterize the islands of the Western Canadian Arctic. Prince Patrick Island is a typical polar semi-desert; Banks Island illustrates the intermixing of polar-desert and tundra environments.
H. M. French
doaj   +1 more source

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