| Project Birdseye Aerial Photograph Collection: Digital and Analog Materials, Version 1 User Guide | User Guide | 2.88 MB |
| Proposed SIGRID Format for Gridded Sea Ice Data | General Resources | 316.13 KB |
| PSR/A Multiband Polarimetric Imaging, Wakasa Bay, Japan, Version 1 User Guide | User Guide | 147.19 KB |
| Quicklook Arctic Weekly EASE-Grid Sea Ice Age, Version 1 User Guide | User Guide | 430.37 KB |
| Quicklook Arctic Weekly EASE-Grid Sea Ice Motion Vectors, Version 1 User Guide | User Guide | 834.93 KB |
| Radar Altimeter | ATBDs | 94.76 KB |
| Radarsat Antarctic Mapping Project Digital Elevation Model, Version 2 User Guide | User Guide | 246.06 KB |
| RADARSAT-1 Beams - Which to Choose | ATBDs | 130.91 KB |
| RADARSAT-1 Left Looking RAMP SAR Images Document | ATBDs | 138.92 KB |
| RADARSAT-1 Satellite Document | ATBDs | 87.6 KB |
| RADARSAT-1 Standard Beam SAR Images | ATBDs | 201.94 KB |
| Radiostratigraphy and Age Structure of the Greenland Ice Sheet, Version 1 User Guide | User Guide | 376.89 KB |
| RAMP AMM-1 SAR Image Mosaic of Antarctica, Version 2 User Guide | User Guide | 665.58 KB |
| Rand Corporation Mean Monthly Global Snow Depth Version 1 User Guide | User Guide | 243.51 KB |
| Randolph Glacier Inventory, Version 7 User Guide (GLIMS.org) | User Guide | |
| Readme: NASA Cloud Absorption Radiometer (CAR) Data | General Resources | 506.73 KB |
| Reconstructed North American Snow Extent, 1900-1993, Version 1 User Guide | User Guide | 55.22 KB |
| Reconstructed North American, Eurasian, and Northern Hemisphere Snow Cover Extent, 1915-1997, Version 1 User Guide | User Guide | 166.55 KB |
| Reconstructing Seasonal Antarctic Sea Ice Extent during the 20th Century | General Resources | 1.24 MB |
| Recurring Spring Leads and Landfast Ice in the Beaufort and Chukchi Seas, 1993-2004, Version 1 User Guide | User Guide | 1.72 MB |