Results 11 to 20 of about 130,897 (285)

The engineering properties of glacial tills [PDF]

open access: yesGeotechnical Research, 2018
Glacial tills are a product of the glacial processes of erosion, transportation and deposition and could have been subjected to several glacial cycles and periglacial processes to the extent that they are complex, hazardous soils that are spatially variable in composition, structure, fabric and properties, making them very difficult to sample, test and
Clarke, BG
openaire   +5 more sources

The Causes and Implications of Microstructures in Glacial Sediments [PDF]

open access: yes, 1998
This thesis examines how microstructures in glaciogenic sediments reflect the processes forming them, and how these microstructures then affect the conditions around them, through a series of field studies, laboratory tests, models, and statistical ...
Evans, Andrew John
core   +7 more sources

Genesis of schlottenkarren on the Avon Peninsula of Nova Scotia (Canada) with implications for the geochronology of evaporite karsts and caves of Atlantic Canada

open access: yesInternational Journal of Speleology, 2017
Exposed schlottenkarren karst terrains developed on gypsum-anhydrite evaporites in the Canadian Maritime provinces might be post-Glacial landscape features (formed on glacially-denuded rocks after they are uncovered by progressive erosion of overlying ...
Max Moseley
doaj   +1 more source

Reworked Middle Pleistocene deposits preserved in the core region of the Fennoscandian Ice Sheet

open access: yesQuaternary Science Advances, 2020
During successive Pleistocene ice ages, Finnish Lapland lay under the cold-based centre of the Fennoscandian Ice Sheet (FIS). This area largely escaped deep glacial erosion by the fast-flowing wet-based ice streams that developed toward the periphery of ...
Niko Putkinen   +5 more
doaj   +1 more source

Submarginal drumlin formation and late Holocene history of Fláajökull, southeast Iceland

open access: yesAnnals of Glaciology, 2016
Fláajökull is a non-surging outlet glacier draining the south-eastern part of the Vatnajökull, southeast Iceland. Fláajökull was stationary or advanced slightly between 1966 and 1995 and formed a prominent end moraine.
Sverrir Aðalsteinn Jónsson   +6 more
doaj   +1 more source

Age of the Most Extensive Glaciation in the Alps

open access: yesGeosciences, 2022
Previous research suggested that the Alpine glaciers of the Northern Swiss Foreland reached their maximum extensive position during the Middle Pleistocene.
Catharina Dieleman   +5 more
doaj   +1 more source

Geomorphology and shallow sub-sea-floor structures underneath the Ekström Ice Shelf, Antarctica [PDF]

open access: yesThe Cryosphere, 2022
The Ekström Ice Shelf is one of numerous small ice shelves that fringe the coastline of western Dronning Maud Land, East Antarctica. Reconstructions of past ice-sheet extent in this area are poorly constrained, due to a lack of geomorphological evidence.
A. Oetting   +21 more
doaj   +1 more source

Subglacial deformation and till formation in a stratigraphic complex Late Pleistocene sequence (Einödgraben/Aurach, Kitzbühel Alps, Austria) [PDF]

open access: yesEiszeitalter und Gegenwart
Knowledge of subglacial conditions is of great relevance in understanding glacier dynamics. A combination of micro- and macrosedimentological analysis of diamictons and deformation structures can form the basis for the reconstruction of past subglacial ...
J. M. Reitner, J. Menzies
doaj   +1 more source

Characteristics of the deforming bed: till properties on the deglaciated Antarctic continental shelf

open access: yesJournal of Glaciology, 2018
Contemporary ice stream flow is directly linked to conditions at the ice/bed interface, yet this environment is logistically difficult to access.
ANNA RUTH W. HALBERSTADT   +4 more
doaj   +1 more source

Preliminary assessment of variability of selected Hardening Soil model parameters for glacial tills and clays from Poland [PDF]

open access: yesE3S Web of Conferences, 2019
Typical ranges of variability of basic soil parameters are relatively well known. Such knowledge is important to aid engineers in the selection of characteristic values for design or as a basis for conducting sensitivity analyses for more complex soil ...
Bogusz Witold, Witowski Marcin
doaj   +1 more source

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