Results 51 to 60 of about 95,350 (324)

Variations of Mass Balance of the Greenland Ice Sheet from 2002 to 2019

open access: yesRemote Sensing, 2020
The melting of the polar ice caps is considered to be an essential factor for global sea-level rise and has received significant attention. Quantitative research on ice cap mass changes is critical in global climate change.
Yaqiong Mu   +5 more
doaj   +1 more source

Subglacial roughness of the Greenland Ice Sheet: relationship with contemporary ice velocity and geology

open access: yesThe Cryosphere, 2019
. The subglacial environment of the Greenland Ice Sheet (GrIS) is poorly constrained both in its bulk properties, for example geology, the presence of sediment, and the presence of water, and interfacial conditions, such as roughness and bed rheology ...
M. Cooper   +5 more
semanticscholar   +1 more source

Greenland Ice Sheet solid ice discharge from 1986 through March 2020

open access: yesEarth System Science Data, 2020
. We present a 1986 through March 2020 estimate of Greenland Ice Sheet ice discharge. Our data include all discharging ice that flows faster than 100 m yr−1 and are generated through an automatic and adaptable method, as opposed to conventional ...
K. Mankoff   +5 more
semanticscholar   +1 more source

A persistent and dynamic East Greenland Ice Sheet over the past 7.5 million years [PDF]

open access: yes, 2016
Climate models show that ice-sheet melt will dominate sea-level rise over the coming centuries, but our understanding of ice-sheet variations before the last interglacial 125,000 years ago remains fragmentary.
Bierman, Paul R.   +4 more
core   +2 more sources

Large subglacial source of mercury from the southwestern margin of the Greenland Ice Sheet

open access: yesNature Geoscience, 2021
The Greenland Ice Sheet is currently not accounted for in Arctic mercury budgets, despite large and increasing annual runoff to the ocean and the socio-economic concerns of high mercury levels in Arctic organisms.
J. Hawkings   +21 more
semanticscholar   +1 more source

Greenland bare-ice albedo from PROMICE automatic weather station measurements and Sentinel-3 satellite observations

open access: yesGEUS Bulletin, 2021
The Programme for Monitoring of the Greenland Ice Sheet (PROMICE) provides surface meteorological and glaciological measurements from widespread on-ice automatic weather stations since mid-2007.
Adrien Wehrlé   +4 more
doaj   +1 more source

Glacier algae accelerate melt rates on the south-western Greenland Ice Sheet

open access: yesThe Cryosphere, 2020
. Melting of the Greenland Ice Sheet (GrIS) is the largest single contributor to eustatic sea level and is amplified by the growth of pigmented algae on the ice surface, which increases solar radiation absorption.
J. Cook   +23 more
semanticscholar   +1 more source

Circum-Greenland, ice-thickness measurements collected during PROMICE airborne surveys in 2007, 2011 and 2015 [PDF]

open access: yes, 2018
The Greenland ice sheet has experienced an average mass loss of 142 ± 49 Gt/yr from 1992 to 2011 (Shepherd et al. 2012), making it a significant contributor to sea-level rise.
Colgan, William   +6 more
core   +2 more sources

Dynamic regimes of the Greenland Ice Sheet emerging from interacting melt–elevation and glacial isostatic adjustment feedbacks [PDF]

open access: yesEarth System Dynamics, 2022
The stability of the Greenland Ice Sheet under global warming is governed by a number of dynamic processes and interacting feedback mechanisms in the ice sheet, atmosphere and solid Earth.
M. Zeitz   +9 more
doaj   +1 more source

Ice sheets as a significant source of highly reactive nanoparticulate iron to the oceans [PDF]

open access: yes, 2014
The Greenland and Antarctic Ice Sheets cover ~\n10% of global land surface, but are rarely considered as active components of the global iron cycle. The ocean waters around both ice sheets harbour highly productive coastal ecosystems, many of which are ...
Benning, Liane G.   +9 more
core   +2 more sources

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