Results 1 to 10 of about 287,072 (186)

The impact of melt ponds on summertime microwave brightness temperatures and sea-ice concentrations [PDF]

open access: greenThe Cryosphere, 2016
Sea-ice concentrations derived from satellite microwave brightness temperatures are less accurate during summer. In the Arctic Ocean the lack of accuracy is primarily caused by melt ponds, but also by changes in the properties of snow and the sea-ice ...
S. Kern   +5 more
doaj   +6 more sources

Variability of the Northern Annular Mode's signature in winter sea ice concentration [PDF]

open access: green, 2003
Historical winter sea ice concentration data are used to examine the relation between the Northern Annular Mode (NAM) and the sea ice concentration in the Nordic seas over the past 50 years.
Gerd Krahmann, Martin Visbeck
openalex   +3 more sources

On the assimilation of ice velocity and concentration data into large-scale sea ice models [PDF]

open access: gold, 2007
Data assimilation into sea ice models designed for climate studies has started about 15 years ago. In most of the studies conducted so far, it is assumed that the improvement brought by the assimilation is straightforward.
Valérie Dulière, Thierry Fichefet
core   +6 more sources

Improving Multiyear Sea Ice Concentration Estimates with Sea Ice Drift [PDF]

open access: goldRemote Sensing, 2016
Multiyear ice (MYI) concentration can be retrieved from passive or active microwave remote sensing observations. One of the algorithms that combines both observations is the Environmental Canada Ice Concentration Extractor (ECICE).
Yufang Ye   +3 more
doaj   +2 more sources

A new tracking algorithm for sea ice age distribution estimation [PDF]

open access: yesThe Cryosphere, 2018
A new algorithm for estimating sea ice age (SIA) distribution based on the Eulerian advection scheme is presented. The advection scheme accounts for the observed divergence or convergence and freezing or melting of sea ice and predicts consequent ...
A. A. Korosov   +8 more
doaj   +7 more sources

Vertical ocean heat redistribution sustaining sea-ice concentration trends in the Ross Sea. [PDF]

open access: goldNat Commun, 2017
Lecomte O   +5 more
europepmc   +3 more sources

DETAILED VALIDATION OF AMSR2 SEA ICE CONCENTRATION DATA USING MODIS DATA IN THE SEA OF OKHOTSK [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Global warming is one of the most serious problems we are facing in the 21st Century. Sea ice has an important role of reflecting the solar radiation back into space.
K. Cho, K. Naoki, J. Comiso
doaj   +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

Multi-year spatial distribution of Antarctic sea ice (1988 - 2017)

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2021
In this study, we used daily sea-ice concentration data from the National Snow and Ice Data Center from 1988 to 2017 to investigate the spatial distribution of Antarctic sea ice by calculating the annual mean sea-ice concentration and multi-year sea ice ...
Xingdong Wang, Shuhui Yang, Zhankai Wu
doaj   +1 more source

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