| Acronym | Meaning |
| NASN | National Air Surveillance Network |
| NTTF | NASA Test And Training Facility |
| LPATS | Lightning Position And Tracking System |
| GCP | GEWEX Continental-Scale Project |
| AADT | Average Annual Weekday Traffic |
| AIM | Advanced Industrial Materials |
| N-SCAT | NASA Scatterometer |
| GRO | Global And Remote Observations Section |
| TAS | True Air Speed |
| CDIAC | Carbon Dioxide Information Analysis Center |