Retrieval of snow depth on Arctic sea ice from surface‐based, polarimetric, dual‐frequency radar altimetry

R Willatt, JC Stroeve, V Nandan… - Geophysical …, 2023 - Wiley Online Library
Snow depth on sea ice is an Essential Climate Variable and a major source of uncertainty in
satellite altimetry‐derived sea ice thickness. During winter of the MOSAiC Expedition, the …

Temporospatial variability of snow's thermal conductivity on Arctic sea ice

AR Macfarlane, H Löwe, L Gimenes, DN Wagner… - The …, 2023 - tc.copernicus.org
Snow significantly impacts the seasonal growth of Arctic sea ice due to its thermally
insulating properties. Various measurements and parameterizations of thermal properties …

Modeling the winter heat conduction through the sea ice system during MOSAiC

L Zampieri, D Clemens‐Sewall, A Sledd… - Geophysical …, 2024 - Wiley Online Library
Abstract Models struggle to accurately simulate observed sea ice thickness changes, which
could be partially due to inadequate representation of thermodynamic processes. We …

Observations of preferential summer melt of Arctic sea-ice ridge keels from repeated multibeam sonar surveys

E Salganik, BA Lange, C Katlein, I Matero… - The Cryosphere …, 2023 - tc.copernicus.org
Sea-ice ridges constitute a large fraction of the total Arctic sea-ice area (up to 40–50%);
nevertheless, they are the least studied part of the Arctic ice pack. Here we investigate sea …

Warm and moist air intrusions drive black carbon deposition and accelerate central Arctic snowmelt

H Angot, M REVEILLET, L Dada, HW Jacobi, S Archer… - 2024 - researchsquare.com
In the central Arctic, warm and moist air intrusions (WAMIs) are increasingly prevalent during
winter and spring, significantly impacting the near-surface energy budget. This study …

[HTML][HTML] Automatic snow type classification of snow micropenetrometer profiles with machine learning algorithms

J Kaltenborn, AR Macfarlane, V Clay… - Geoscientific Model …, 2023 - gmd.copernicus.org
Snow-layer segmentation and classification are essential diagnostic tasks for various
cryospheric applications. The SnowMicroPen (SMP) measures the snowpack's penetration …

Anticipating CRISTAL: An exploration of multi-frequency satellite altimeter snow depth estimates over Arctic sea ice, 2018–2023

JC Landy, C de Rijke-Thomas, C Nab… - …, 2024 - egusphere.copernicus.org
The EU and ESA plan to launch a dual-frequency Ku-and Ka-band polar-orbiting synthetic
aperture radar (SAR) altimeter, CRISTAL (Copernicus Polar Ice and Snow Topography …

Seasonal evolution and parameterization of Arctic sea ice bulk density: results from the MOSAiC expedition and ICESat-2/ATLAS

Y Zhou, X Wang, R Lei, L von Albedyll… - …, 2024 - egusphere.copernicus.org
Satellite retrievals of Arctic sea ice thickness typically assume a constant sea ice bulk
density (IBD), overlooking its seasonal variations influenced by ice internal texture and …

Spreadsheets enable the provenance of biological material to mutually benefit authors and the scientific community

AE Moore - 2023 - search.proquest.com
Life is transformed as scientists gradually break grounds from sea to space and across living
and nonliving matter. Scientists often chronicle their work via an unremarkable and …