| Acronym | Meaning |
| GOS | Global Observing System |
| IGAC | International Global Atmospheric Chemistry |
| EMO | Elk Mountain Observatory |
| CAC | California Administrative Code |
| PNR | Profiler Network Review |
| HB | Hard Black |
| ODGA | Office Of Development And Government Affairs |
| ALC | Airlift Circulator |
| TIROS I | Television Infrared Observation Satellite |
| MAMOS | Marine Automatic Meteorological Observing Station |