| Acronym | Meaning |
| IMSP | International Meteorological Service Program |
| ICH | Inter-Union Commission On The Lithosphere |
| CDRL | Contract Data Requirements List |
| HARVARD | Harvard/Smithsonian Center For Astrophysics |
| CARL | Colorado Alliance Of Research Libraries |
| UUCP | UNIX-to-UNIX Copy |
| DIR | Director's Office |
| STS | Seasonal Transition Simulation |
| PRECIP | Processing Of Emissions By Clouds And Precipitation |
| MIRAGE-MEXICO | Megacity Impact On Regional And Global Environments-Mexico Campaign |