| Acronym | Meaning |
| CAC | Climate Analysis Center |
| EWE | Equatorial Winds Experiment |
| MSC | Manned Spaceflight Center |
| GISP | Greeland Ice Sheet Program |
| ANSS | American Nature Study Society |
| UV | Ultraviolet |
| NWSTG | National Weather Service Telecommunications Gateway |
| PGGA | Permanent GPS Geodetic Array |
| VAS | VISSR Atmospheric Sounder |
| IRJE | Internet Remote Job Entry |