| Acronym | Meaning |
| THREDDS | Thematic Real-time Environmental Distributed Data Services |
| DCA | Data Collection Assignment |
| ACO | Atomic Coordinating Office |
| PCRGA | Precipitation Chemistry |
| ESJWG | Earth Science Joint Working Group |
| PRIMO | Problems Related To Ionospheric Modeling And Observations Project |
| ABTRES | Abatement & Residual Forecasting Model |
| EETFC | Environmental Effects |
| UCSD | University Of California At San Diego |
| SPRINT | Sorted Position Radar Interpolator |