Polar ocean observations: A critical gap in the observing system and its effect on environmental predictions from hours to a season

GC Smith, R Allard, M Babin, L Bertino… - Frontiers in Marine …, 2019 - frontiersin.org
There is a growing need for operational oceanographic predictions in both the Arctic and
Antarctic polar regions. In the former, this is driven by a declining ice cover accompanied by …

Towards reliable Arctic sea ice prediction using multivariate data assimilation

J Liu, Z Chen, Y Hu, Y Zhang, Y Ding, X Cheng… - Science Bulletin, 2019 - Elsevier
Rapid declines in Arctic sea ice have captured attention and pose significant challenges to a
variety of stakeholders. There is a rising demand for Arctic sea ice prediction at daily to …

Assimilating SMOS sea ice thickness into a coupled ice‐ocean model using a local SEIK filter

Q Yang, SN Losa, M Losch… - Journal of …, 2014 - Wiley Online Library
The impact of assimilating sea ice thickness data derived from ESA's Soil Moisture and
Ocean Salinity (SMOS) satellite together with Special Sensor Microwave Imager/Sounder …

Arctic‐wide sea ice thickness estimates from combining satellite remote sensing data and a dynamic ice‐ocean model with data assimilation during the CryoSat‐2 …

L Mu, M Losch, Q Yang, R Ricker… - Journal of …, 2018 - Wiley Online Library
Exploiting the complementary character of CryoSat‐2 and Soil Moisture and Ocean Salinity
satellite sea ice thickness products, daily Arctic sea ice thickness estimates from October …

[HTML][HTML] An evaluation of Antarctic sea-ice thickness from the Global Ice-Ocean Modeling and Assimilation System based on in situ and satellite observations

S Liao, H Luo, J Wang, Q Shi, J Zhang, Q Yang - The Cryosphere, 2022 - tc.copernicus.org
Antarctic sea ice is an important component of the Earth system. However, its role in the
Earth system is still unclear due to limited Antarctic sea-ice thickness (SIT) data. A reliable …

Optimising assimilation of sea ice concentration in an Earth system model with a multicategory sea ice model

M Kimmritz, F Counillon, CM Bitz… - Tellus A: Dynamic …, 2018 - Taylor & Francis
A data assimilation method capable of constraining the sea ice of an Earth system model in
a dynamically consistent manner has the potential to enhance the accuracy of climate …

Impacts of assimilating satellite sea ice concentration and thickness on Arctic sea ice prediction in the NCEP Climate Forecast System

Z Chen, J Liu, M Song, Q Yang, S Xu - Journal of Climate, 2017 - journals.ametsoc.org
Here sea ice concentration derived from the Special Sensor Microwave Imager/Sounder and
thickness derived from the Soil Moisture and Ocean Salinity and CryoSat-2 satellites are …

Arctic Ice Ocean Prediction System: evaluating sea-ice forecasts during Xuelong's first trans-Arctic Passage in summer 2017

L Mu, X Liang, Q Yang, J Liu, F Zheng - Journal of Glaciology, 2019 - cambridge.org
In an effort to improve the reliability of Arctic sea-ice predictions, an ensemble-based Arctic
Ice Ocean Prediction System (ArcIOPS) has been developed to meet operational demands …

Improving the ocean and atmosphere in a coupled ocean–atmosphere model by assimilating satellite sea‐surface temperature and subsurface profile data

Q Tang, L Mu, D Sidorenko, H Goessling… - Quarterly Journal of …, 2020 - Wiley Online Library
An ensemble‐based data assimilation framework for a coupled ocean–atmosphere model is
applied to investigate the influence of assimilating different types of ocean observations on …

Development of coupled data assimilation with the BCC climate system model: Highlighting the role of sea‐ice assimilation for global analysis

X Liu, J Yao, T Wu, S Zhang, F Xu… - Journal of Advances …, 2021 - Wiley Online Library
The coupled data assimilation (CDA) system consisting of ocean, sea‐ice, and atmosphere
data assimilation components with the Beijing Climate Center (BCC) Climate System Model …