| Acronym | Meaning |
| WBRT | Weather Bureau Radio Thoedolite |
| VAD | Velocity-azimuth Display |
| GRIP | Greenland Ice Project |
| AMO | Advanced Munitions Office |
| ESIP | Earth System Information Partners Federation |
| IRI | International Research Institute For Climate Prediction |
| EM | Electromagnetic |
| GTC | Gigatons Of Carbon |
| ASL | Above Sea Level |
| PVC | Permanent Virtual Circuit |