| Acronym | Meaning |
 | EES | Earth & Environmental Science |
| RMC | Regional Meteorological Center |
| ARF | Aviation Route Forecast |
| TAP | Transportation Alternatives Program |
| EM | Electronic Mail |
| DETEC | Defense Technology Evaluation Code |
| TIROS | Thermal Infrared Observational Satellite |
| ALJ | Administrative Law Judge |
| AHS | Automated Highway System |
| UGGI | See IUGG |
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