| Acronym | Meaning |
| STEM | Science Technology Engineering And Mathematics |
| NATS | NCAR Aircraft (or Airborne) Telemetry System |
| IWGGCDM | International Working Group On Global Change And Data Management |
| ITIR | Imaging Thermal Infrared |
| NSWP | National Space Weather Program |
| DMDS | DiMethyDiSulfide |
| GPS | Global Positioning System |
| JEM | Joint Environmental Monitoring |
| ESSL | Earth & Sun Systems Laboratory (formerly ATD) |
| PAGES | Past Global Changes |