| Acronym | Meaning |
| GCMG | Global Climate Modeling Group |
| EPC | Emergency Planning Commission |
| ITIR | Imaging Thermal Infrared |
| MUSE | Monitor Of Ultraviolet Solar Energy |
| MTTF | Mean Time To Failure |
| DSN | Deep Space Network |
| EOSIS | EOS Information System |
| EMC | Environmental Modeling Center |
| USWRP | United States Weather Research Program |
| WOS | Weather Observing Systems Committee |