Data Announcements

NSIDC would like to announce a change to data access for the MEaSUREs MODIS Mosaic of Greenland 2005 (MOG2005) Image Map, Version 1 data set. Data access is now solely through our primary portal at: https://n5eil01u.ecs.nsidc.org/MEASURES/NSIDC-0547.001/. File level spatial and temporal metadata have been added to aid in searching the data. DOI: https://doi.org/10.5067/IAGYM8Q26QRE

NASA IceBridge DMS L0 Raw Imagery for the Spring 2017 Arctic campaign is now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains level zero imagery taken from the Digital Mapping System (DMS) over Antarctica and Greenland. Data Set DOI: https://doi.org/10.5067/UMFN22VHGGMH

NASA IceBridge DMS L1B Geolocated and Orthorectified Images for the 2017 Arctic campaign are now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains Level-1B imagery taken from the Digital Mapping System (DMS) over Greenland and Antarctica. Data set DOI: https://doi.org/10.5067/OZ6VNOPMPRJ0

The F11 data from the MEaSUREs Calibrated Enhanced-Resolution Passive Microwave Daily EASE-Grid 2.0 Brightness Temperature ESDR, Version 1 data set is now available at version 1.2. The minor change in this version corrects the handling of QC flags to retain more data, eliminating only the flagged data in a given channel and taking care not to eliminate data in other channels. This data set is part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program.

The MEaSUREs Greenland Image Mosaics from Sentinel-1A and -1B, Version 2 data set, available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC), has been updated with mosaics through 30 June 2017. This data set, part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, provides 6- and 12-day 50 m resolution image mosaics of the Greenland coastline and ice sheet periphery.

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) decommisioned the Binary Data Subsetter on 01 August 2017. Access to all ICESat/GLAS binary data products at the NSIDC DAAC was removed on 01 August 2017. ICESat/GLAS data remain available in HDF5 format.

NASA IceBridge Sander AIRGrav L1B Geolocated Free Air Gravity Anomalies data for 2016 Antarctica are now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). Additionally, on July 26, 2017, the entire IceBridge IGGRV1B data set was replaced with re-leveled data to ensure consistency within the entire data set. This data set contains Greenland and Antarctica gravity measurements taken from the Sander Geophysics AIRGrav airborne gravity system.

The F08 data from the MEaSUREs Calibrated Enhanced-Resolution Passive Microwave Daily EASE-Grid 2.0 Brightness Temperature ESDR, Version 1 data set is now available at version 1.2. The minor change in this version corrects the handling of QC flags to retain more data, eliminating only the flagged data in a given channel and taking care not to eliminate data in other channels. This data set is part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program.

The MEaSUREs Greenland Image Mosaics from Sentinel-1A and 1B, Version 2 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). The changes for Version 2 include:

The MEaSUREs Greenland Monthly Image Mosaics from MODIS, Version 1 data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set, part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, provides monthly image mosaics of the Greenland coastline and ice sheet periphery. The image mosaics are constructed from composited MODIS imagery, acquired each month between March 2008 to September 2016.

NASA IceBridge DMS L0 Camera Calibration for 2017 Arctic are now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains camera calibration reports for IceBridge Digital Mapping System (DMS) missions flown over Antarctica and Greenland. Data set DOI: https://doi.org/10.5067/Z65C335BWXC3

NASA IceBridge POS/AV L1B Corrected Position and Attitude Data for 2017 Arctic are now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains georeferencing data from the Applanix 510 POS AV system flown with the Digital Mapping System (DMS) and other instruments over Greenland and Antarctica. Data set DOI: https://doi.org/10.5067/XILTNL9F1HCR

The NASA IceBridge ATM L4 Surface Elevation Rate of Change data set now includes measurements based on 2016 data. This data set contains surface elevation rate of change measurements derived from IceBridge and Pre-IceBridge Airborne Topographic Mapper (ATM) widescan elevation measurements data (ILATM1B) for Arctic and Antarctica missions flown under NASA's Operation IceBridge (OIB) and Arctic Ice Mapping (AIM) projects. Data Set DOI: https://doi.org/10.5067/BCW6CI3TXOCY

NASA IceBridge HiCARS 1 L1B Time-Tagged Echo Strength Profiles data are now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set contains Antarctica radar sounder echo strength profiles from the Hi-Capability Radar Sounder (HiCARS) Version 1 instrument. Data set DOI: https://doi.org/10.5067/W2KXX0MYNJ9G

SMAP Level-4 soil moisture and carbon data have been updated to Version 3 and are available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) via the following product pages: SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data (SPL4SMGP), Version 3 Data set DOI: https://doi.org/10.5067/B59DT1D5UMB4 SMAP L4 9 km EASE-Grid Surface and Root Zone Soil Moisture Analysis Update (SPL4SMAU), Version 3 Data set DOI: http

NSIDC would like to announce a change to data access for the MEaSUREs Annual Greenland Outlet Glacier Terminus Positions from SAR, Version 1 data set. Data access is now solely through our primary portal at: https://n5eil01u.ecs.nsidc.org/MEASURES/NSIDC-0642.001/. File level spatial and temporal metadata have been added to aid in searching the data. DOI: https://doi.org/10.5067/DC0MLBOCL3EL

MEaSUREs has added SSMIS data from the F16 platform to the MEaSUREs Calibrated Enhanced-Resolution Passive Microwave Daily EASE-Grid 2.0 Brightness Temperature ESDR, Version 1 data set available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). This data set is part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program. Data Set DOI: https://doi.org/10.5067/MEASURES/CRYOSPHERE/nsidc-0630.001

Version 1 of the VIIRS/NPP Snow Cover 6-Min Swath 375m (VNP10) data set is now available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). The VIIRS snow cover algorithm has been specifically designed to be compatible with MODIS Terra and Aqua Version 6 snow cover data sets, to ensure continuity between the products and facilitate a climate-data record from the three sensors.

MEaSUREs has added SSMIS data from the F17, F18, and F19 platforms to the MEaSUREs Calibrated Enhanced-Resolution Passive Microwave Daily EASE-Grid 2.0 Brightness Temperature ESDR, Version 1 data set available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC). Also, AMSRE data are now available as v1.2. The minor changes include:

The NASA IceBridge Snow Radar L1B Geolocated Radar Echo Strength Profiles, Version 2 data set now includes data for the 2014 Antarctica campaign. This data set contains radar echograms taken from the Center for Remote Sensing of Ice Sheets (CReSIS) ultra wide-band snow radar over land and sea ice in the Arctic and Antarctic. Data set DOI: https://doi.org/10.5067/FAZTWP500V70