The DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 6 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has
SMMR and SSM/I-SSMIS
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The Near-Real-Time DMSP SSM/I-SSMIS Daily Polar Gridded Brightness Temperatures, Version 2 data set is now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center
The Enhanced-Resolution SSM/I and AMSR-E Daily Polar Brightness Temperatures, Version 1 data set will be retired from the NASA National Snow and Ice Data Center Distributed Active Archive Center
The Bootstrap Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS, Version 3 data set, accessible through the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated to include new data through 31 May 2022.
The Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data, Version 2 data set is now available from the NASA National Snow and Ice Data Center Distributed Active