Results 41 to 50 of about 1,764,252 (328)

Sea Ice Elevation in the Western Weddell Sea, Antarctica: Observations From Field Campaign

open access: yesEarth and Space Science, 2022
Sea ice elevation is crucial in the characterization of three‐dimensional (3D) sea ice patterns, providing physical insights to advance sea ice dynamic models. Moreover, how sea ice elevation may be related to the ocean geophysical environment is still a
Lanqing Huang   +2 more
doaj   +1 more source

Changing state of Arctic sea ice across all seasons

open access: yesEnvironmental Research Letters, 2018
The decline in the floating sea ice cover in the Arctic is one of the most striking manifestations of climate change. In this review, we examine this ongoing loss of Arctic sea ice across all seasons.
J. Stroeve, D. Notz
semanticscholar   +1 more source

An enhancement to sea ice motion and age products at the National Snow and Ice Data Center (NSIDC)

open access: yes, 2020
. A new version of sea ice motion and age products includes several significant upgrades in processing, corrects known issues with the previous version, and updates the time series through 2018, with regular updates planned for the future.
M. Tschudi, W. Meier, J. Stewart
semanticscholar   +1 more source

Arctic sea ice variation in the Northwest Passage in 1979–2017 and its response to surface thermodynamics factors

open access: yesAdvances in Climate Change Research, 2021
Sea ice conditions in the Canadian Arctic Archipelago (CAA) play a key role in the navigation of the Northwest Passage (NWP). Limited by observed sea ice thickness data, the research of temporal and spatial variation of sea ice in the NWP is insufficient.
Xin-Yi Shen   +7 more
doaj   +1 more source

Sea Ice Roughness Overlooked as a Key Source of Uncertainty in CryoSat‐2 Ice Freeboard Retrievals

open access: yesJournal of Geophysical Research: Oceans, 2020
ESA's CryoSat‐2 has transformed the way we monitor Arctic sea ice, providing routine measurements of the ice thickness with near basin‐wide coverage.
J. Landy   +3 more
semanticscholar   +1 more source

Strategies for the Simulation of Sea Ice Organic Chemistry: Arctic Tests and Development

open access: yesGeosciences, 2017
A numerical mechanism connecting ice algal ecodynamics with the buildup of organic macromolecules is tested within modeled pan-Arctic brine channels. The simulations take place offline in a reduced representation of sea ice geochemistry.
Scott Elliott   +7 more
doaj   +1 more source

Higher-order statistical moments to analyse Arctic sea-ice drift patterns

open access: yesAnnals of Glaciology, 2020
Geophysical systems are often assumed to follow Gaussian probability density functions; however, deviations from Gaussian behaviour can shed light on the underlying dynamics.
Satwant Kaur   +3 more
doaj   +1 more source

Arctic sea ice is an important temporal sink and means of transport for microplastic

open access: yesNature Communications, 2018
Microplastics (MP) are recognized as a growing environmental hazard and have been identified as far as the remote Polar Regions, with particularly high concentrations of microplastics in sea ice. Little is known regarding the horizontal variability of MP
I. Peeken   +8 more
semanticscholar   +1 more source

SAR deep learning sea ice retrieval trained with airborne laser scanner measurements from the MOSAiC expedition [PDF]

open access: yesThe Cryosphere
Automated sea ice charting from synthetic aperture radar (SAR) has been researched for more than a decade, and we are still not close to unlocking the full potential of automated solutions in terms of resolution and accuracy.
K. Kortum   +8 more
doaj   +1 more source

Optimization of the k-nearest-neighbors model for summer Arctic Sea ice prediction

open access: yesFrontiers in Marine Science, 2023
The Arctic sea ice plays a significant role in climate-related processes and has a considerable effect on humans, however accurately predicting the Arctic sea ice concentration is still challenging.
Yongcheng Lin   +9 more
doaj   +1 more source

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