Results 31 to 40 of about 1,200 (173)

Geobiodiversity Assessment of Oshtorankuh Region Based on GBI Index

open access: yesجغرافیا و پایداری محیط, 2023
Various biological and geological processes, especially erosion, lead to the diversity of environmental features, which are studied under concepts such as geodiversity and biodiversity.
Fatemeh Moradipour, Mojtaba Yamani ,Anvar Moradi
doaj   +1 more source

The cross-sectional characteristics of glacial valleys and their spatial variability [PDF]

open access: yes, 2014
Glacial valleys are fundamental large-scale geomorphological landscape features that dissect mountain ranges. Their cross-sectional shape is recognised as distinct from fluvial valleys.
Coles, Rebecca J
core   +5 more sources

Glaciokarst landforms in the Siera de los Grajos, Babia and Luna natural park (Cantabrian Mountains, NW Spain)

open access: yesActa Carsologica, 2017
Landforms resulting from the interaction between paleo-glaciers and karst are studied by using the Sierra de los Grajos (Cantabrian Mountains) as a model.
Rosa Blanca González-Gutiérrez   +6 more
doaj   +1 more source

The significance of rock structure, lithology and pre-glacial relief for the shape of intermediate-scale glacial erosional landforms

open access: yes, 2002
The main landforms within the glacially scoured Precambrian rocks of the Swedish west coast are closely connected to the principal structural pattern and have lately been explained as mainly a result of etch processes, probably during the Mesozoic and ...
Johansson, Magnus,, Olvmo, M.
core   +9 more sources

The glacial paleolandscapes of Southern Africa: the legacy of the Late Paleozoic Ice Age [PDF]

open access: yesEarth Surface Dynamics
The modern relief of Southern Africa is characterized by stepped plateaus bordered by escarpments. This morphology is thought to result from stepwise uplift and ensuing continental-scale erosion of the region as it rode over Africa's mantle superplume ...
P. Dietrich   +15 more
doaj   +1 more source

Paraglacial modification of drift-mantled hillslopes [PDF]

open access: yes, 2015
The aim of the research reported in this thesis is to establish the characteristics of paraglacial modification of drift-mantled hillslopes in glaciated upland valleys in Norway and Scotland.
Curry, Alastair M.
core   +2 more sources

Geochronological reconstruction of the Lateglacial deglaciation in the Arve Valley (Northern French Alps)

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT The timing and spatial patterns of glaciers retreat in the Northern French Alps during the Lateglacial (19.0–11.7 ka) remain debated, reflecting discrepancies among available chronological data sets. The complex interactions between major glaciers, such as the Rhône and Arve glaciers to the north and the Isère glacier to the south, represent a
Quentin Portal   +3 more
wiley   +1 more source

Decoupling glacier retreat and surface stabilization on the Snežnik Plateau (Slovenia), insights from in situ cosmogenic 36Cl exposure and depth‐profile ages

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Glaciokarst landscapes pose distinctive challenges for cosmogenic dating because meltwater and runoff can be rapidly rerouted into ponors and conduit networks, weakening glacier–river coupling and promoting local sediment storage. We reconstruct glacier retreat and postglacial stabilization on the Snežnik Plateau (SW Slovenia) using in situ ...
Onur Altınay   +6 more
wiley   +1 more source

Refinement of the Quaternary seismic stratigraphy and analysis of buried glacial channels on the Labrador Shelf

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT The Laurentide Ice Sheet covered vast areas of North America during the Wisconsinan, including the Labrador Shelf, off the coast of eastern Canada. The shelf is characterized by glacial cross‐shelf troughs, which have been considered as predominantly eroded by the last ice advance.
Kai‐Frederik Lenz   +9 more
wiley   +1 more source

Holocene vegetation dynamics of Grande Terre (Kerguelen Islands) inferred from sedimentary ancient DNA

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT While the Antarctic region has experienced significant climatic changes over the Holocene, few high‐resolution records have examined their effects on the local biota. In order to understand past ecological shifts and forecast future changes, it is important to obtain high‐resolution palaeoecological records from this region.
Xaali O'Reilly‐Berkeley   +8 more
wiley   +1 more source

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