| Acronym | Meaning |
 | AAM | Airborne Activity Monitor |
| IWGGCDM | International Working Group On Global Change And Data Management |
| IEF | Inventory Exchange Format |
| ISSN | International Standard Serial Number |
| GEM | Geospace Environment Modeling Program |
| AP | Anomalous Propagation |
| AL | Authorized Leave With Pay |
| EAR | Export Administration Regulations |
| ESFU | Enhanced Standard Format Unit |
| PCAST | President's Council Of Advisers On Science And Technology |
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