| Acronym | Meaning |
| GRGC | Geologic Record Of Global Change |
| GSOS | GPS Surface Observing System |
| UNESCO | United Nations Educational |
| SZOLD | Skewed Zeroth Order Logaorithmic Distribution Function |
| EU | European Union |
| MOPITT | Measurements Of Pollution In The Troposphere |
| D/RADEX | Digital Radar Experiment |
| ABC | Accelerator-based Conversion |
| MSFE | Mechanisms Of Soil Formation And Evolution |
| PSPT | Precision Solar Photometric Telescope |