| Acronym | Meaning |
| HEAO | High Energy Astronomy Observatory |
| DFDR | Digital Flight Data Recorder |
| AIT | Audit Inventory Team |
| GEF | Global Environmental Facility |
| ICSI | International Commission On Snow And Ice |
| NESDIS | National Environmental Satellite Data And Information Service |
| GLOBEC | Global Ocean Ecosystems Dynamics |
| DIF | Data Interface Facility |
| NESC | National Environmental Satellite Center |
| CAGE | Continental Africa GATE Experiment |