Results 1 to 10 of about 1,147 (75)

GLOFs in the WOS: Bibliometrics, Geographies and Global Trends of Research on Glacial Lake Outburst Floods (Web of Science, 1979–2016) [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2018
Research on glacial lake outburst floods (GLOFs) – specific low-frequency, high-magnitude floods originating in glacial lakes, including jökulhlaups – is well justified in the context of glacier ice loss and glacial lake evolution in glacierized areas
Adam Emmer
exaly   +3 more sources

Recent changes in drainage route and outburst magnitude of the Russell Glacier ice-dammed lake, West Greenland [PDF]

open access: yesThe Cryosphere, 2023
Glacial lake outburst floods (GLOFs) or jökulhlaups from ice-dammed lakes are frequent in Greenland and can influence local ice dynamics and bedrock motion, cause geomorphological changes, and pose flooding hazards.
M. Dømgaard   +5 more
doaj   +1 more source

The sensitivity and evolutionary trajectory of the mountain cryosphere: Implications for mountain geomorphic systems and hazards

open access: yesLand Degradation &Development, Volume 34, Issue 9, Page 2464-2482, 30 May 2023., 2023
Abstract Global climate change gives rise to changing spatial patterns of snow and ice, especially over mountain blocks where orographic and synoptic circulation effects play significant roles in creating patterns of precipitation and glacier development. The presence of snow and ice results in heat balance changes and other land surface feedbacks that
Jasper Knight, Stephan Harrison
wiley   +1 more source

Bedforms and sedimentary structures related to supercritical flows in glacigenic settings

open access: yesSedimentology, Volume 68, Issue 4, Page 1539-1579, June 2021., 2021
Abstract Upper‐flow‐regime bedforms, including upper‐stage‐plane beds, antidunes, chutes‐and‐pools and cyclic steps, are ubiquitous in glacigenic depositional environments characterized by abundant meltwater discharge and sediment supply. In this study, the depositional record of Froude near‐critical and supercritical flows in glacigenic settings is ...
Jörg Lang   +4 more
wiley   +1 more source

Post-Little Ice Age glacial lake evolution in Svalbard: inventory of lake changes and lake types

open access: yesJournal of Glaciology, 2023
The rapid formation of glacial lakes is one of the most conspicuous landscape changes caused by atmospheric warming in glacierised regions. However, relatively little is known about the history and current state of glacial lakes in the High Arctic.
Iwo Wieczorek   +4 more
doaj   +1 more source

Seismic characterization of a rapidly-rising jökulhlaup cycle at the A.P. Olsen Ice Cap, NE-Greenland

open access: yesJournal of Glaciology, 2020
Rapidly-rising jökulhlaups, or glacial outburst floods, are a phenomenon with a high potential for damage. The initiation and propagation processes of a rapidly-rising jökulhlaup are still not fully understood.
Michael Behm   +11 more
doaj   +1 more source

Characterization of a glacial paleo-outburst flood using high-resolution 3-D seismic data: Bjørnelva River Valley, SW Barents Sea

open access: yesJournal of Glaciology, 2021
Proglacial braided river systems discharge large volumes of meltwater from ice sheets and transport coarse-grained sediments from the glaciated areas to the oceans.
B. Bellwald   +7 more
doaj   +1 more source

Simulating glacial lake outburst floods with a two-phase mass flow model

open access: yesAnnals of Glaciology, 2016
To simulate a glacial lake outburst flood, we employ a comprehensive physically based general two-phase mass flow model (Pudasaini, 2012). This model accounts for a strong interaction between the solid and fluid phases and incorporates buoyancy and other
Parameshwari Kattel   +5 more
doaj   +1 more source

Subglacial flood path development during a rapidly rising jökulhlaup from the western Skaftá cauldron, Vatnajökull, Iceland

open access: yesJournal of Glaciology, 2017
Discharge and water temperature measurements in the Skaftá river and measurements of the lowering of the ice over the subglacial lake at the western Skaftá cauldron, Vatnajökull, Iceland, were made during a rapidly rising glacial outburst flood ...
BERGUR EINARSSON   +4 more
doaj   +1 more source

Post-jökulhlaup geomorphic evolution of the Gígjökull Basin, Iceland

open access: yesAnnals of Glaciology, 2019
How landscapes respond to, and evolve from, large jökulhlaups (glacial outburst floods) is poorly constrained due to limited observations and detailed monitoring.
D. Harrison   +3 more
doaj   +1 more source

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