Results 101 to 110 of about 14,782 (212)

Rapidly Changing Lake-Terminating Glaciers in High Mountain Asia: A Dataset from 1990 to 2022

open access: yes
Abstract. Lake-terminating glaciers (LTGs) typically exhibit higher rates of retreat and thinning compared to land-terminating glaciers. However, a comprehensive inventory for LTGs and their associate proglacial lakes across High Mountain Asia (HMA) is currently lacking, limiting further understanding of their spatial heterogeneity in glacier change ...
Yunyi Luo   +5 more
openaire   +2 more sources

The bathymetry of Lake St Clair, western central Tasmania [PDF]

open access: yes, 1971
A bathymetrical survey of Lake SL Clair, conducted in January 1965, is described, together with the method of construction of a bathymetric chart.
Derbyshire, E
core   +2 more sources

Insights into the seasonal dynamics of the lake-terminating glacier Fjallsjökull, South-East Iceland, inferred using ultra-high resolution repeat UAV imagery

open access: yes, 2022
Proglacial lakes are becoming ubiquitous at the termini of many glaciers worldwide, leading to increased glacier mass loss and terminus retreat due to the influence of these proglacial lakes on ice dynamics. However, despite the highly dynamic nature and relative insensitivity to climate of many lake-terminating glaciers, an understanding of the key ...
openaire   +2 more sources

Potential Impacts of Climate Interventions on Marine Ecosystems

open access: yesReviews of Geophysics, Volume 64, Issue 1, March 2026.
Abstract Rising global temperatures pose significant risks to marine ecosystems, biodiversity, and fisheries. Recent comprehensive assessments suggest that large‐scale mitigation efforts to limit warming are falling short, and all feasible future climate projections, including those that represent optimistic emissions reductions, exceed the Paris ...
Kelsey E. Roberts   +25 more
wiley   +1 more source

Quantifying suspended sediment concentration in subglacial sediment plumes discharging from two Svalbard tidewater glaciers using Landsat-8 and in situ measurements [PDF]

open access: yes, 2017
This work was supported by National Science Foundation IGERT award: [Grant Number DGE-0801490]; National Science Foundation GK-12 award: [Grant Number DGE-0947790]; NASA supplement award: [Grant Number NNX10AG22G]; American Alpine Club under their ...
Benn, Douglas I.   +3 more
core   +1 more source

Remote Sensing Sediment–Albedo Feedbacks Affecting Ice Thickness on Taylor Valley Lakes, Antarctica

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract The McMurdo Dry Valleys are the largest unglaciated region in Antarctica and home to perennially frozen lakes. Thirty years of ice thickness measurements reveal meter‐scale fluctuations over decadal time scales. In this paper, we hypothesize that changing surface sediment dynamics alter ice albedo, changing the heat balance and thickness of ...
C. E. Dougherty   +4 more
wiley   +1 more source

Contrasting dynamic behaviour of six lake-terminating glaciers draining the Vatnajökull Ice Cap and links to bedrock topography

open access: yesRemote Sensing in Earth Systems Sciences
Abstract Over recent years, the rapid growth and development of proglacial lakes at the margin of many of Iceland’s outlet glaciers has resulted in heightened rates of mass loss and terminus retreat, yet the key processes forcing their dynamic behaviour remain uncertain, particularly at those glaciers which are underlain by overdeepeend bedrock
Nathaniel R. Baurley   +5 more
openaire   +2 more sources

Impact of Spatial Scale on Optical Earth Observation‐Derived Seasonal Surface Water Extents

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract Landsat‐derived products are the most prominent, publicly available sources of large‐scale surface water extent data. However, few studies have assessed the limitations of spatial scale on such products. Here, we mapped seasonal surface water extents utilizing high‐resolution (4.77 m) PlanetScope Basemap imagery and machine learning.
Mollie D. Gaines   +7 more
wiley   +1 more source

Greenland surface mass-balance observations from the ice-sheet ablation area and local glaciers [PDF]

open access: yes, 2016
Glacier surface mass-balance measurements on Greenland started more than a century ago, but no compilation exists of the observations from the ablation area of the ice sheet and local glaciers.
Abermann, Jakob   +33 more
core   +3 more sources

Differentiating hyperpycnal, hypopycnal and turbidity current deposits in late Quaternary glaciogenic mud

open access: yesThe Depositional Record, Volume 12, Issue 1, February 2026.
X‐ray CT and microscopic analysis of glaciogenic mud provide insight into the deposits of sediment‐laden density flows and reveal that strata comprise two microtextural motifs. The deposits of bottom‐hugging hyperpycnal flows and slope‐failure‐related turbidity currents are characterised by laterally continuous, sharply bounded silt‐rich and clay‐rich ...
Omar N. Al‐Mufti   +3 more
wiley   +1 more source

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