| Acronym | Meaning |
| PRC | People's Republic Of China |
| PLDS | Pilot Land Data System |
| ASL | American Sign Language |
| DLR | Deutsche Zentrum Fur Luft-und Raumfarht |
| USERC | United States Environmental And Resources Council |
| AIDJEX | Arctic Ice Dynamics Joint Experiment |
| UV | Ultraviolet |
| ISRIC | International Soil Reference And Information Centre |
| INSTEP | Indonesian Seas Flow Through Experiment |
| NYSERNET | New York State Educational And Research Network |