Results 41 to 50 of about 133,709 (318)

Sea ice deformation and thickness in the Western Ross Sea

open access: yes, 2021
<p>Sea ice cover is arguably the longest and best observed climate variable from space, with over four decades of highly reliable daily records of extent in both hemispheres. In Antarctica, a slight positive decadal trend in sea ice cover is driven by changes in the western Ross Sea, where a variation in weather patterns over the wider ...
Wolfgang Rack   +4 more
openaire   +3 more sources

Unprecedented Arctic sea ice thickness loss and multiyear-ice volume export through Fram Strait during 2010–2011

open access: yesEnvironmental Research Letters, 2022
The satellite-observed sea ice thickness (SIT) records from 2003 to 2020 identify an extreme SIT loss during 2010–2011. Ice thickness budget analysis demonstrates that the thickness loss was associated with an extraordinarily large multiyear ice (MYI ...
Xuewei Li   +6 more
doaj   +1 more source

Sea-ice thickness variability in Storfjorden, Svalbard [PDF]

open access: yesAnnals of Glaciology, 2011
AbstractResults from electromagnetic induction surveys of sea-ice thickness in Storfjorden, Svalbard, reveal large interannual ice-thickness variations in a region which is typically characterized by a reoccurring polynya. the surveys were performed in March 2003, May 2006 and March 2007 with helicopter- and ship-based sensors.
Hendricks, Stefan   +5 more
openaire   +3 more sources

Sea-ice evaluation of NEMO-Nordic 1.0: a NEMO–LIM3.6-based ocean–sea-ice model setup for the North Sea and Baltic Sea [PDF]

open access: yesGeoscientific Model Development, 2017
The Baltic Sea is a seasonally ice-covered marginal sea in northern Europe with intense wintertime ship traffic and a sensitive ecosystem. Understanding and modeling the evolution of the sea-ice pack is important for climate effect studies and ...
P. Pemberton   +6 more
doaj   +1 more source

Formation and propagation of great salinity anomalies [PDF]

open access: yes, 2003
North Atlantic/Arctic ocean and sea ice variability for the period 1948–2001 is studied using a global Ocean General Circulation Model coupled to a dynamic/thermodynamic sea ice model forced by daily NCEP/NCAR reanalysis data [Kalnay et al., 1996 ...
Aagaard   +18 more
core   +1 more source

Uncertainties in Arctic sea ice thickness and volume: new estimates and implications for trends [PDF]

open access: yes, 2013
Sea ice volume has decreased in the last decades, evoked by changes in sea ice area and thickness. Estimates of sea ice area and thickness rely on a number of geophysical parameters which introduce large uncertainties.
L. H. Smedsrud   +3 more
core   +3 more sources

Deriving Antarctic Sea‐Ice Thickness From Satellite Altimetry and Estimating Consistency for NASA's ICESat/ICESat‐2 Missions

open access: yesGeophysical Research Letters, 2021
With the launch of the Ice, Cloud and Land Elevation Satellite‐2 (ICESat‐2), densely measuring the Antarctic ocean all year long, monthly sea ice thickness changes can be inspected.
Yue Xu   +4 more
doaj   +1 more source

Winter Arctic sea ice thickness from ICESat-2: upgrades to freeboard and snow loading estimates and an assessment of the first three winters of data collection [PDF]

open access: yesThe Cryosphere, 2023
NASA's ICESat-2 mission has provided near-continuous, high-resolution estimates of sea ice freeboard across both hemispheres since data collection started in October 2018.
A. A. Petty   +7 more
doaj   +1 more source

A New Perspective on Four Decades of Changes in Arctic Sea Ice from Satellite Observations

open access: yesRemote Sensing, 2022
Arctic sea ice characteristics have been changing rapidly and significantly in the last few decades. Using a long-term time series of sea ice products from satellite observations—the extended AVHRR Polar Pathfinder (APP-x)—trends in sea ice concentration,
Xuanji Wang   +3 more
doaj   +1 more source

Seasonal Evolution of the Arctic Sea Ice Thickness Distribution

open access: yesJournal of Geophysical Research: Oceans, 2023
AbstractThe Thorndike et al. (1975, https://doi.org/10.1029/jc080i033p04501) theory of the ice thickness distribution, g(h), treats the dynamic and thermodynamic aggregate properties of the ice pack in a novel and physically self‐consistent manner.
S. Toppaladoddi   +2 more
openaire   +2 more sources

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