| Acronym | Meaning |
 | DSI (+/OR MOD) | Ministry Of Defense |
| ISTP | International Solar Terrestrial Program |
| GLIS | Global Land Information System |
| AORD | Astronaut Operations Requirements Document |
| ACA | American Conservation Association |
| EROS | Earth Resources Observation System |
| AA | Assistant Administrator |
| FPA | Federal Pesticide Act |
| GAMP | Global Atmospheric Measurements Program |
| ABTRES | Abatement & Residual Forecasting Model |
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