Results 31 to 40 of about 11,058 (259)

An assessment of Antarctic sea-ice thickness in CMIP6 simulations with comparison to the satellite-based observations and reanalyses [PDF]

open access: yesThe Cryosphere
Sea-ice thickness, though critical to our understanding of sea-ice variability, remains relatively understudied compared to surface sea-ice parameters in the Southern Ocean.
S. Trivedi, W. Hobbs, M. Raphael
doaj   +1 more source

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

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

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

Linking Regional Winter Sea Ice Thickness and Surface Roughness to Spring Melt Pond Fraction on Landfast Arctic Sea Ice

open access: yesRemote Sensing, 2017
The Arctic sea ice cover has decreased strongly in extent, thickness, volume and age in recent decades. The melt season presents a significant challenge for sea ice forecasting due to uncertainty associated with the role of surface melt ponds in ice ...
Sasha Nasonova   +3 more
doaj   +1 more source

On the timescales and length scales of the Arctic sea ice thickness anomalies: a study based on 14 reanalyses [PDF]

open access: yesThe Cryosphere, 2019
The ocean–sea ice reanalyses are one of the main sources of Arctic sea ice thickness data both in terms of spatial and temporal resolution, since observations are still sparse in time and space.
L. Ponsoni   +4 more
doaj   +1 more source

Sea-ice thickness and roughness in the Ross Sea, Antarctica [PDF]

open access: yesAnnals of Glaciology, 2001
AbstractSea-ice thickness and roughness data collected on three cruises in the Ross Sea, Antarctica, showed interseasonal, regional and interannual variability. Variability was reduced to season, or age of ice floe, when sea-ice roughness values from around Antarctica were compared.
Tina Tin, Martin O. Jeffries
openaire   +1 more source

The sub-ice platelet layer and its influence on freeboard to thickness conversion of Antarctic sea ice [PDF]

open access: yesThe Cryosphere, 2014
This is an investigation to quantify the influence of the sub-ice platelet layer on satellite measurements of total freeboard and their conversion to thickness of Antarctic sea ice. The sub-ice platelet layer forms as a result of the seaward advection of
D. Price   +5 more
doaj   +1 more source

Sea-ice thickness measurement based on the dispersion of ice swell

open access: yesThe Journal of the Acoustical Society of America, 2012
The dispersion of flexural waves propagating in the Arctic sea ice cover is exploited in order to locally measure the ice thickness. The observed dispersion, for waves filtered in the 4–20 s period interval, at up to 4 broad-band seismometers deployed in Spring 2007 near the North Pole, is compared to a parameterized model that accounts for a complex ...
Marsan, David   +3 more
openaire   +5 more sources

Passive Microwave Sea Ice Thickness Inversion Based on SIT-TransNET [PDF]

open access: yesJisuanji gongcheng
Sea ice thickness is a key parameter in global climate change research, and it plays a crucial role in regulating the Earth's climate system, ocean circulation, and heat exchange.
HAN Yanling, ZHU Xiaojun, WANG Jing, PAN Haiyan, ZHANG Yun
doaj   +1 more source

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