Name: Sea Ice Index, Version 3
Creator: National Snow and Ice Data Center
Keywords: ICE EXTENT,ICE GROWTH/MELT,SEA ICE CONCENTRATION

Data Citation and Acknowledgment
As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility.

Fetterer, F., Knowles, K., Meier, W. N., Savoie, M. & Windnagel, A. K. (2017). Sea Ice Index. (G02135, Version 3). [Data Set]. Boulder, Colorado USA. National Snow and Ice Data Center. https://doi.org/10.7265/N5K072F8. [describe subset used if applicable]. Date Accessed 10-22-2026.

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This data set has been retired. There is a more recent version of these data.