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SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data, Version 2 User Guide
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/sites/default/files/multi_spl4smau-v002-userguide_1.pdf
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SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data, Version 2 User Guide
News & Analyses
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Sea Ice Today (formerly ASINA)
Ice Sheets Today
Snow Today
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Submit NASA Data to NSIDC DAAC
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Get Started with Data
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Levels of service
NASA Earthdata Forum
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NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC)
NOAA at NSIDC
Exchange for Observations and Local Knowledge of the Arctic (ELOKA)
Data Policies
Our Research
Learn
What is the Cryosphere?
Parts of the Cryosphere
Arctic Weather & Climate
Frozen Ground & Permafrost
Glaciers
Ice Sheets
Ice Shelves
Sea Ice
Snow
Ask a Scientist
Cryosphere glossary
About
About NSIDC
What we do
Our People
Published Research
Our History
Diversity, Equity & Inclusion
Careers
For the Media
Contact Us
Citation Policies
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Land Acknowledgement