U.S. National Ice Center Arctic and Antarctic Sea Ice Charts in SIGRID-3 Format, Version 1
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下载链接：
https://cmr.earthdata.nasa.gov/search/concepts/C2409929761-NSIDCV0.html
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资源简介：
This data set provides total sea ice concentration, partial concentration, stage of development, and ice form as defined by the World Meteorological Organization in SIGRID-3 shapefiles. The data are from the U.S. National Ice Center (USNIC) and span 2003 to the present.
提供机构：
NSIDCV0
