| Acronym | Meaning |
| GTCSM | Global Tropospheric Chemistry Systems Model |
| NOAO | National Optical Astronomy Observatories |
| GDP | GARP Data Processing |
| ELDOME | Electra Radome |
| CCB | Center For Capacity Building |
| NTIS | National Technical Information Service |
| DEBITS | Deposition Of Biogeochemical Important Trace Species |
| IR-RAD | Infrared Radiometer |
| IIPS | Interactive Information And Processing Systems [for Meteorology |
| (ES) | Sporadic E |