| Acronym | Meaning |
![](file.png) | NAPAP | National Acid Precipitation Assessment Program |
![](file.png) | SI | Systeme International |
![](file.png) | MWG | Meteorological Working Group |
![](file.png) | RV | Research Vessel |
![](file.png) | DTR | Development And Test Resource |
![](file.png) | ECA | Earth-crossing Asteroids |
![](file.png) | GISP | Greeland Ice Sheet Program |
![](file.png) | GGI | GPS Geoscience Instrument |
![](file.png) | EF | Emission Factor |
![](file.png) | I/F | Interface |