| AMSRIce03 Snow Depth Data | User Guide | 178.75 KB |
| AMSRIce03 Snow Ice Temperature Data | User Guide | 268.74 KB |
| AMSRIce03 Snow Pit Data | User Guide | 236.07 KB |
| AMSRIce03 Surface Roughness Data | User Guide | 297.14 KB |
| AMSRIce06 Aerial Photographs | User Guide | 150.61 KB |
| AMSRIce06 Airborne Topographic Mapper (ATM) Lidar Data | User Guide | 245.53 KB |
| An Analysis of Selected Airborne Sea Ice Observations: Project Birdseye (1968 - 1971) | General Resources | 2.08 MB |
| An Arctic Sea Ice Data Set: 1901-1956 | General Resources | 2.9 MB |
| An Improved Land Mask for the SSM/I Grid - NASA-TM-104625 | General Resources | 5.82 MB |
| Ancillary Data for EASE/EASE 2.0 Grids | General Resources | 119.41 KB |
| Ancillary Data for NSIDC Polar Stereographic Grids | General Resources | 65.59 KB |
| Annual Thaw Depths and Water Depths in Tanana Flats, Alaska, Version 1 UserGuide | User Guide | 100.18 KB |
| Annual Thaw Depths in Illisarvik, Northwest Territories, Version 1 User Guide | User Guide | 51.56 KB |
| Antarctic 1 km Digital Elevation Model (DEM) from Combined ERS-1 Radar and ICESat Laser Satellite Altimetry, Version 1 User Guide | User Guide | 292.65 KB |
| Antarctic 5-km Digital Elevation Model from ERS-1 Altimetry, Version 1 User Guide | User Guide | 158.55 KB |
| APR-2 Dual-frequency Airborne Radar Observations, Wakasa Bay, Version 1 | User Guide | 267.21 KB |
| Aqua AMSR-E Level 1 Product Format Description Document | Product Specification Documents | 2.23 MB |
| Aquarius L2 Swath Single Orbit Soil Moisture, Version 4 | User Guide | 633.83 KB |
| Aquarius L2 Swath Single Orbit Soil Moisture, Version 5 | User Guide | 1.21 MB |
| Aquarius L3 Gridded 1-Degree Annual Soil Moisture, Version 4 | User Guide | 714.03 KB |