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ICESat-2 Arctic Sea Ice State Analysis

ICESat-2 Arctic sea ice thickness data

ICESat-2 L4 Monthly Gridded Sea Ice Thickness Dataset (IS2SITMOGR4)

Winter Arctic sea ice thickness analysis updates

Winter Arctic sea ice state variability (updates through to April 2026)
Winter Arctic sea ice state variability (updates through to April 2025)
Winter Arctic sea ice state variability (updates through to April 2024)
Winter Arctic sea ice state variability (updates through to April 2023)
Winter Arctic sea ice state variability (updates through to April 2022)

Winter Arctic sea ice thickness analysis (Petty et al., 2023)

Winter Arctic sea ice state variability
Comparisons with CryoSat-2 and PIOMAS sea ice thickness estimates
Comparisons with BGEP ULS sea ice draft estimates
Atmospheric variability

All season Arctic sea ice thickness analysis

All-season Arctic sea ice thickness using new summer ICESat-2 ice thickness estimates
Comparisons of all-season ICESat-2 and CryoSat-2 sea ice thickness datasets with BGEP ULS sea ice draft estimates
Comparisons of winter (November to April) ICESat-2 and CryoSat-2 sea ice thickness datasets with BGEP ULS sea ice draft estimates
Comparisons with AWI IceBird 2019 airborne data
Comparisons with MOSAiC SIMBA buoys
Map of all-season assessment data locations

ICESat-2–SMOS–SMAP data fusion

ICESat-2–SMOS–SMAP fusion: intro and V4 comparison
IS2SITMOGR4-V4 and IS2SMGPSIT-V1 vs BGEP ULS ice draft
IS2SITMOGR4-V4 and IS2SMGPSIT-V1 vs BGEP ULS ice draft (daily / weekly)
Arctic sea ice thickness and volume time series
IS2SMGPSIT-V1 winter Arctic sea ice maps
Comparison with CryoSat-2/Sentinel-3/SMOS (CS3SMOS v300)
Versioned data access with Icechunk

Data wrangling

Data wrangling
All-season gridded data wrangling
CryoSat-2 data wrangling
ICESat-2 interpolation workflow

Ancillary code

Functions for reading data
Functions for plotting and mapping

Repository
Open issue

Index

By Alek Petty and Nicole Keeney

© Copyright 2025.

Distributed under the MIT license