Results 11 to 20 of about 27,145 (212)

Analysis of Spatiotemporal Variations and Influencing Factors of Sea Ice Extent in the Arctic and Antarctic

open access: yesRemote Sensing, 2023
The 44 years (1979–2022) of satellite-derived sea ice extent in the Arctic and Antarctic reveals the details and new trends in the process of polar sea ice coverage changes.
Xiaoyu Sun   +8 more
doaj   +3 more sources

Sea Ice Extent Prediction with Machine Learning Methods and Subregional Analysis in the Arctic

open access: yesAtmosphere, 2023
The decline of sea ice in the Arctic region is a critical indicator of rapid global warming and can also influence the feedback processes in the Arctic, so the prediction of sea ice extent and thickness plays an important role in climate modeling and ...
Siwen Chen   +4 more
doaj   +3 more sources

Drivers of summer Arctic sea-ice extent at interannual time scale in CMIP6 large ensembles revealed by information flow [PDF]

open access: yesScientific Reports
Arctic sea-ice extent has strongly decreased since the beginning of satellite observations in the late 1970s. While several drivers are known to be implicated, their respective contribution is not fully understood.
David Docquier   +5 more
doaj   +2 more sources

Sea Ice Extent Detection in the Bohai Sea Using Sentinel-3 OLCI Data

open access: yesRemote Sensing, 2019
Sea ice distribution is an important indicator of ice conditions and regional climate change in the Bohai Sea (China). In this study, we monitored the spatiotemporal distribution of the Bohai Sea ice in the winter of 2017−2018 by developing sea ice
Hua Su, Bowen Ji, Yunpeng Wang
doaj   +3 more sources

Sea Ice Extent Retrieval Using CSCAT 12.5 km Sampling Data

open access: yesRemote Sensing
Polar sea ice extent exhibits a highly dynamic nature. This paper investigates the sea ice extent retrieval on a fine (6.25 km) grid based on the 12.5 km sampling data from the China France Ocean Satellite Scatterometer (CSCAT), which is generated by an ...
Liling Liu   +4 more
doaj   +3 more sources

Sensitivity of Arctic Sea Ice Extent to Sea Ice Concentration Threshold Choice and Its Implication to Ice Coverage Decadal Trends and Statistical Projections

open access: yesRemote Sensing, 2020
Arctic sea ice extent has been utilized to monitor sea ice changes since the late 1970s using remotely sensed sea ice data derived from passive microwave (PM) sensors. A 15% sea ice concentration threshold value has been used traditionally when computing
Jessica L. Matthews   +3 more
doaj   +3 more sources

Assessment of Antarctic Sea Ice Cover in CMIP6 Prediction with Comparison to AMSR2 during 2015–2021

open access: yesRemote Sensing, 2023
A comprehensive assessment of Antarctic sea ice cover prediction is conducted for twelve CMIP6 models under the scenario of SSP2-4.5, with a comparison to the observed data from the Advanced Microwave Scanning Radiometer 2 (AMSR2) during 2015–2021.
Siqi Li   +5 more
doaj   +1 more source

Summertime linkage between Antarctic sea-ice extent and ice-shelf basal melting through Antarctic coastal water masses’ variability: a circumpolar Southern Ocean model study

open access: yesEnvironmental Research Letters, 2021
Recent observations indicate that two cryospheric components, namely the Antarctic sea ice and ice shelf over the Southern Ocean, have been changing over the decades. Here we analyze results from an ocean–sea ice–ice shelf model to examine variability in
Kazuya Kusahara
doaj   +1 more source

Assessment of AMSR2 Ice Extent and Ice Edge in the Arctic Using IMS

open access: yesRemote Sensing, 2020
This work assesses the AMSR2 (the Advanced Microwave Scanning Radiometer 2) ice extent and ice edge in the Arctic using the ice extent products of NOAA’s Interactive Multisensor Snow and Ice Mapping System (IMS) from the period of July 2015 to July 2019.
Yinghui Liu   +3 more
doaj   +1 more source

The Arctic sea ice cover of 2016: a year of record-low highs and higher-than-expected lows [PDF]

open access: yesThe Cryosphere, 2018
The Arctic sea ice cover of 2016 was highly noteworthy, as it featured record low monthly sea ice extents at the start of the year but a summer (September) extent that was higher than expected by most seasonal forecasts.
A. A. Petty   +10 more
doaj   +1 more source

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