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Arctic sea ice extent has drawn increasing interest and alarm from geoscientists, owing to its rapid decline. In this article, we propose a Bayesian spatio-temporal hierarchical statistical model for binary Arctic sea ice data over two…

Applications · Statistics 2020-03-17 Bohai Zhang , Noel Cressie

Climate driven reductions in Arctic sea ice have renewed interest in trans Arctic shipping, but adoption remains limited by basic questions of route feasibility, safety and excess distance. Existing studies mostly compare idealised great…

Geophysics · Physics 2025-12-10 Abdella Mohamed , Xiangyu Hu

Sunlight radiation under snow-covered sea ice obtained from remote sensing could help assess under-ice primary production at pan-Arctic scale. Yet, the current remote sensing methods to estimate sunlight transmittance under sea ice is…

Atmospheric and Oceanic Physics · Physics 2026-01-13 Christophe Perron , Bastian Raulier , Philippe Massicotte , Martin Vancoppenolle , Marcel Babin

The deep learning, which is a dominating technique in artificial intelligence, has completely changed the image understanding over the past decade. As a consequence, the sea ice extraction (SIE) problem has reached a new era. We present a…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Anzhu Yu , Wenjun Huang , Qing Xu , Qun Sun , Wenyue Guo , Song Ji , Bowei Wen , Chunping Qiu

We study the seasonal changes in the thickness distribution of Arctic sea ice, $g(h)$, under climate forcing. Our analytical and numerical approach is based on a Fokker-Planck equation for $g(h)$ (Toppaladoddi \& Wettlaufer \emph{Phys. Rev.…

Atmospheric and Oceanic Physics · Physics 2016-12-26 Srikanth Toppaladoddi , John S. Wettlaufer

The rapid decline of Arctic sea ice resulting from anthropogenic climate change poses significant risks to indigenous communities, ecosystems, and the global climate system. This situation emphasizes the immediate necessity for precise…

Machine Learning · Computer Science 2025-05-19 Wei Wang , Weidong Yang , Lei Wang , Guihua Wang , Ruibo Lei

Sea ice is crucial in many natural processes and human activities. Understanding the dynamical couplings between the inception, growth and equilibrium of sea ice and the rich fluid mechanical processes occurring at its interface and…

Fluid Dynamics · Physics 2023-04-14 Yihong Du , Ziqi Wang , Linfeng Jiang , Enrico Calzavarini , Chao Sun

Ground-penetrating radar on planes and satellites now makes it practical to collect 3D observations of the subsurface structure of the polar ice sheets, providing crucial data for understanding and tracking global climate change. But…

Computer Vision and Pattern Recognition · Computer Science 2017-12-22 Mingze Xu , David J Crandall , Geoffrey C Fox , John D Paden

Global warming is an urgent issue that is generating catastrophic environmental changes, such as the melting of sea ice and glaciers, particularly in the polar regions. The melting pattern and retreat of polar sea ice cover is an essential…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Jurdana Masuma Iqrah , Younghyun Koo , Wei Wang , Hongjie Xie , Sushil Prasad

This paper investigates the initial boundary value problem for a non-stationary one-dimensional heat equation that simulates the temperature distribution in freshwater ice near the Earth's poles. The mathematical model has been constructed…

Geophysics · Physics 2021-10-11 A. A. Fedotov , V. V. Kaniber , P. V. Khrapov

Various studies identified possible drivers of extremes of Arctic sea ice reduction, such as observed in the summers of 2007 and 2012, including preconditioning, local feedback mechanisms, oceanic heat transport and the synoptic- and…

Atmospheric and Oceanic Physics · Physics 2024-04-09 Jerome Sauer , Jonathan Demaeyer , Giuseppe Zappa , François Massonnet , Francesco Ragone

We examine the nature of the ice-albedo feedback in a long standing approach used in the dynamic-thermodynamic modeling of sea ice. The central issue examined is how the evolution of the ice area is treated when modeling a partial ice cover…

Atmospheric and Oceanic Physics · Physics 2015-06-15 Woosok Moon , John S. Wettlaufer

A controlling factor in the seasonal and climatological evolution of the sea ice cover is its albedo $\alpha$. Here we analyze Arctic data from the Advanced Very High Resolution Radiometer (AVHRR) Polar Pathfinder and assess the seasonality…

Atmospheric and Oceanic Physics · Physics 2011-10-31 S. Agarwal , W. Moon , J. S. Wettlaufer

Snow is a crucial element of the sea ice system, affecting sea ice growth and decay due to its low thermal conductivity and high albedo. Despite its importance, present-day climate models have an idealized representation of snow, often…

Atmospheric and Oceanic Physics · Physics 2024-09-13 Ayush Prasad , Ioanna Merkouriadi , Aleksi Nummelin

The Arctic has warmed dramatically compared to the global average over the last few decades. During this same period, there have been strong cooling trends observed in the wintertime, near-surface air temperature over central Eurasia, a…

Atmospheric and Oceanic Physics · Physics 2019-11-20 Stephen Outten , Richard Davy , Linling Chen

Predicting changes in sea ice cover is critical for shipping, ecosystem monitoring, and climate modeling. Current sea ice models, however, predict more ice than is observed in the Arctic, and less in the Antarctic. Improving the fit of…

Atmospheric and Oceanic Physics · Physics 2020-06-24 Kelly Kochanski , Ivana Cvijanovic , Donald Lucas

Lake ice is a strong climate indicator and has been recognised as part of the Essential Climate Variables (ECV) by the Global Climate Observing System (GCOS). The dynamics of freezing and thawing, and possible shifts of freezing patterns…

Computer Vision and Pattern Recognition · Computer Science 2020-05-11 Rajanie Prabha , Manu Tom , Mathias Rothermel , Emmanuel Baltsavias , Laura Leal-Taixe , Konrad Schindler

Sea surface temperature (SST) is an essential climate variable that can be measured via ground truth, remote sensing, or hybrid model methodologies. Here, we celebrate SST surveillance progress via the application of a few relevant…

Atmospheric and Oceanic Physics · Physics 2023-06-19 Albert Larson , Ali Shafqat Akanda

Global warming is rapidly reducing glaciers and ice sheets across the world. Real time assessment of this reduction is required so as to monitor its global climatic impact. In this paper, we introduce a novel way of estimating the thickness…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Debvrat Varshney , Maryam Rahnemoonfar , Masoud Yari , John Paden

The sea-ice cover of the Arctic Ocean is an important element of the climate and ocean system in the Northern Hemisphere as it impacts albedo, atmospheric pressure regimes, CO2-exchange at the ocean/atmosphere interface as well as the North…

Atmospheric and Oceanic Physics · Physics 2021-02-09 Claude Hillaire-Marcel , Anne de Vernal , Michel Crucifix