| Acronym | Meaning |
| ISLSCP | International Satellite Land-Surface Climatology Project |
| GLOBE | Global Learning And Observations To Benefit The Environment |
| GHOST | Global Horizontal Sounding Technique |
| RTH | Regional Telecommunications Hubs |
| HPCS | High-performance Computing Section |
| ADISS | Analytical Data Interchange And Storage Standards |
| STERAO | Stratosphere-Troposphere Experiments |
| FOIA | Freedom Of Information Act |
| RIB | Research Internet Backbone |
| ILS | Instrument Landing System |