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As we deal with the effects of climate change and the increase of global atmospheric temperatures, the accurate tracking and prediction of ice layers within polar ice sheets grows in importance. Studying these ice layers reveals climate…

Machine Learning · Computer Science 2023-06-27 Benjamin Zalatan , Maryam Rahnemoonfar

Liquid-water oceans likely underlie the ice shells of Europa and Enceladus, but ocean properties are challenging to measure due to the overlying ice. Here, we consider gravity-driven flow of the ice shells of icy satellites and relate this…

Earth and Planetary Astrophysics · Physics 2024-10-10 Nicole C. Shibley , Ching-Yao Lai , Riley Culberg

Sea surface temperature (SST) variability plays a key role in the global weather and climate system, with phenomena such as El Ni\~{n}o-Southern Oscillation regarded as a major source of interannual climate variability at the global scale.…

Atmospheric and Oceanic Physics · Physics 2022-02-22 John Taylor , Ming Feng

The phosphate data of the World Ocean Database 2013 are extensively statistically analyzed by splitting the measurement results into a long scale, i.e., climatological, and a short scale part. Means, medians, absolute and relative standard…

Applications · Statistics 2019-12-17 Joscha Reimer

Sea level change, one of the most dire impacts of anthropogenic global warming, will affect a large amount of the world's population. However, sea level change is not uniform in time and space, and the skill of conventional prediction…

Computer Vision and Pattern Recognition · Computer Science 2017-10-20 Anne Braakmann-Folgmann , Ribana Roscher , Susanne Wenzel , Bernd Uebbing , Jürgen Kusche

Using statistical field theory supplemented with molecular dynamics simulations, we consider premelting on the surface of ice as a generic consequence of broken hydrogen bonds at the boundary between the condensed and gaseous phases. A…

Statistical Mechanics · Physics 2015-06-22 David T. Limmer , David Chandler

Forecasting sea ice concentration (SIC) and sea ice velocity (SIV) in the Arctic Ocean is of great significance as the Arctic environment has been changed by the recent warming climate. Given that physical sea ice models require high…

Machine Learning · Computer Science 2024-11-22 Younghyun Koo , Maryam Rahnemoonfar

We present here formal evidence of a strong linkage between temperature and East Antarctic ice accumulation over the past eight hundred kiloyears, after accounting for thinning. The conclusions are based on statistical analysis of a…

Atmospheric and Oceanic Physics · Physics 2023-09-27 Radhendushka Srivastava , Debasis Sengupta , Prosenjit Ghosh

We report on mapping of the south polar region of Mars using data from the Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) instrument. Our observations have led to the following discoveries: 1. Water ice is present in the form…

Earth and Planetary Astrophysics · Physics 2014-02-05 Adrian J. Brown , Wendy M. Calvin , Patrick C. McGuire , Scott L. Murchie

There is a clear positive correlation between boreal summer tropical Atlantic sea-surface temperature and annual hurricane numbers. This motivates the idea of trying to predict the sea-surface temperature in order to be able to predict…

Atmospheric and Oceanic Physics · Physics 2007-05-23 Thomas Laepple , Stephen Jewson

Evidence of past climate variations are stored in ice and indicate glacial-interglacial cycles characterized by three dominant time periods of 20kyr, 40kyr, and 100kyr. We study the scaling properties of temperature proxy records of four…

Statistical Mechanics · Physics 2015-06-24 Yosef Ashkenazy , Don R. Baker , Hezi Gildor , Shlomo Havlin

1) The annual cycle of atmospheric methane in southern high latitudes is extremely highly correlated with Antarctic sea ice extent. 2) The annual cycle of atmospheric methane in the Arctic is highly correlated with Antarctic or Arctic plus…

Atmospheric and Oceanic Physics · Physics 2020-12-03 Clive Hambler , Peter A. Henderson

Arctic sea-ice loss is a defining feature of climate change and offers insight into its impact on mid-latitude air quality. Here, we investigate how variability in Arctic sea-ice extent (ASI) affects ground-level ozone ($O_3$) across…

Atmospheric and Oceanic Physics · Physics 2026-05-01 K Shuvo Bakar , Sourish Das , Sudeep Shukla , Anirban Chakraborti

Variations in sea-level, based on tide gauge data (GSLTG) and on combining tide gauges and satellite data (GSLl) are subjected to singular spectrum analysis (SSA), to determine their trends and periodic or quasi-periodic components. GLSTG…

Atmospheric and Oceanic Physics · Physics 2023-01-20 V. Courtillot , JL. Le Mouël , F. Lopes

Many natural systems undergo critical transitions, i.e. sudden shifts from one dynamical regime to another. In the climate system, the atmospheric boundary layer can experience sudden transitions between fully turbulent states and…

Atmospheric and Oceanic Physics · Physics 2020-08-26 Amandine Kaiser , Davide Faranda , Sebastian Krumscheid , Danijel Belušić , Nikki Vercauteren

By means of the in situ electrokinetic assessment of aqueous particles in conjunction with the addition of anionic adsorbates, we develop and examine a new approach to the scalable characterization of the specific accessible surface area of…

Soft Condensed Matter · Physics 2021-06-08 Dorian A. H. Hanaor , Maliheh Ghadiri , Wojciech Chrzanowski , Yixiang Gan

In this paper we propose a Kalman filter aided saliency detection model which is based on the conjecture that salient regions are considerably different from our "visual expectation" or they are "visually surprising" in nature. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Sourya Roy , Pabitra Mitra

A minimalist stochastic model of primary soil salinity is proposed, in which the rate of soil salinization is determined by the balance between dry and wet salt deposition and the intermittent leaching events caused by rainfall events. The…

Geophysics · Physics 2012-07-11 S. Suweis , A. Rinaldo , S. E. A. T. M. Van der Zee , E. Daly , A. Maritan , A. Porporato

Global warming made the Arctic available for marine operations and created demand for reliable operational sea ice forecasts to make them safe. While ocean-ice numerical models are highly computationally intensive, relatively lightweight…

This paper develops a mathematical model and statistical methods to quantify trends in presence/absence observations of snow cover (not depths) and applies these in an analysis of Northern Hemispheric observations extracted from satellite…

Applications · Statistics 2022-10-14 Yisu Jia , Robert Lund , Jiajie Kong , Jamie Dyer , Jonathan Woody , J. S. Marron