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SPL4SMAU/SMGP/SMLM Product Specification Document Version 2 [2018]
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/sites/default/files/smap_l4_sm_psd_v15_for_l4sm_version_4_final.pdf
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SPL4SMAU/SMGP/SMLM Product Specification Document Version 2 [2018]
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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)
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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
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About NSIDC
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Land Acknowledgement