Results 11 to 20 of about 34,348 (282)

Geology, Structure, Ground Temperature and Groundwater Level in Aquifer Taliks in the Shestakovka River Basin, Eastern Siberia

Land, 2022
The objective of this study was to evaluate subaerial taliks’ geology, configuration, ground temperature and groundwater level in the continuous permafrost environment of Central Yakutia (Eastern Siberia). The study included geophysical surveys, borehole
Liudmila Lebedeva, Nadezhda Pavlova, Ivan Khristoforov   +2 more
doaj   +1 more source

Water tracks in the lower Lena River basin [PDF]

E3S Web of Conferences, 2020
In the permafrost regions, where water filtration zone is limited by the shallow active layer, the surface flow forms a network of hollows, called «water tracks», oriented along the slope gradient.
Tarbeeva Anna, Lebedeva Lyudmila, Efremov Vladimir, Shamov Vladimir, Makarieva Olga   +4 more
doaj   +1 more source

Response of Permafrost Thermal State to Global Climatic Change in Urbanised Landscapes, Yakutsk, Russia

Land, 2022
A study was undertaken to investigate the structure and condition of urban permafrost in the city of Yakutsk. The response of permafrost to recent climate change was assessed for a Shergin Shaft site in a cryogenic landscape.
Viktor V. Kunitsky, Igor I. Syromyatnikov, Andrey V. Litovko   +2 more
doaj   +1 more source

Retrospective Analysis of Permafrost Landscape Evolution in Yakutia during the Holocene Warm Intervals

Land, 2020
The observed global warming has significant impacts on permafrost. Permafrost changes modify landscapes and cause damage to infrastructure. The main purpose of this study was to estimate permafrost temperatures and active-layer thicknesses during the ...
Alexander N. Fedorov, Varvara A. Novopriezzhaya, Nikolay A. Fedorov, Pavel Y. Konstantinov, Vera V. Samsonova   +4 more
doaj   +1 more source

Ice Volumes in Permafrost Landscapes of Arctic Yakutia

Land, 2022
This article is devoted to the study of the distribution of ground ice volumes in the upper layers of 5–10 m permafrost in the permafrost landscapes of Arctic Yakutia.
Alexander N. Fedorov, Pavel Y. Konstantinov, Nikolay F. Vasiliev, Nikolay I. Basharin, Andrei G. Shepelev, Varvara A. Andreeva, Valerii P. Semenov, Yaroslav I. Torgovkin, Alexey R. Desyatkin, Mikhail N. Zheleznyak, Igor P. Semiletov   +10 more
doaj   +1 more source

Influence of Climate Change on the Thermal Condition of Yakutia’s Permafrost Landscapes (Chabyda Station)

Land, 2020
This paper presents the results of 39 years of observations conducted at the Chabyda station to monitor the thermal state of permafrost landscapes under current climatic warming.
Stepan P Varlamov, Yuri B Skachkov, Pavel N Skryabin   +2 more
doaj   +1 more source

Permafrost-Landscape Map of the Republic of Sakha (Yakutia) on a Scale 1:1,500,000

Geosciences, 2018
The history of permafrost landscape map compilation is related to the study of ecological problems with permafrost. Permafrost-landscape studies are now widely used in geocryological mapping. Permafrost-landscape classifications and mapping are necessary
Alexander N. Fedorov, Nikolay F. Vasilyev, Yaroslav I. Torgovkin, Alena A. Shestakova, Stepan P. Varlamov, Mikhail N. Zheleznyak, Viktor V. Shepelev, Pavel Y. Konstantinov, Svetlana S. Kalinicheva, Nikolay I. Basharin, Viktor S. Makarov, Innokenty S. Ugarov, Peter V. Efremov, Radomir N. Argunov, Larisa S. Egorova, Vera V. Samsonova, Andrey G. Shepelev, Alexander I. Vasiliev, Rosaliya N. Ivanova, Alexey A. Galanin, Vasily M. Lytkin, Georgy P. Kuzmin, Viktor V. Kunitsky   +22 more
doaj   +1 more source

Establishment of Permafrost Thermal Monitoring Sites in East Siberia

Land, 2020
Permafrost lies close to the surface of the day, therefore, it is able to quickly respond to modern climatic changes. Under these conditions, the goal of understanding the evolution of permafrost in the near future requires monitoring studies of the ...
Pavel Konstantinov, Mikhail Zhelezniak, Nikolay Basharin, Ivan Misailov, Varvara Andreeva   +4 more
doaj   +1 more source

The influence of particle morphology on the long-term strength of sandy soil under freeze-thaw cycles

Case Studies in Construction Materials, 2023
Freeze-thaw weathering can fragment sand and gravel materials, altering their mechanical properties. This study aims to simulate the effects of freeze-thaw weathering by subjecting sand and gravel materials to cycling tests.
Qi Liu, Ze Zhang, Shengrong Zhang, Xianglong Li, Haichao Long, Xiangxi Meng, Andrey Melnikov, Leonid Gagarin   +7 more
doaj   +1 more source

Road foundation thawing at change in Ice content along the active layer depth [PDF]

E3S Web of Conferences, 2023
The seasonal temperature and humidity regime of the road foundation in the active layer of soil largely determines the reliability and safety of the automobile road use.
Galkin A.F., Zheleznyak M.N., Plotnikov N.A., Pankov V.Y.   +3 more
doaj   +1 more source