| Acronym | Meaning |
| GATT | General Agreement On Tariffs And Trade |
| UGGI | See IUGG |
| MAP | Mesoscale Alpine Project |
| AC | Adirondac Conference |
| APOLLO2 | RTD SRL Code For Operating Limits |
| WIND II | Wind Imaging Interferometer |
| ASTER | Advanced Spaceborne Thermal Emission And Reflection Radiometer |
| ROSE-AIR | Rural Ozone In Southern Environment-Aircraft |
| LED | Light Emitting Diode |
| SEM | System Element Management |