| Acronym | Meaning |
| EOF | Empirical Orthogonal Function |
| DIRP | DOE Internal Review Panel |
| OGO | Orbiting Geophysical Observatory |
| ERT | Environmental Research And Technology |
| CCAA | Canadian Clean Air Act |
| SSM/I | Special Sensor Microwave Imager |
| DMAIAGS | Defense Mapping Agency Inter-American Geodetic Survey |
| AQCA | Air Quality Control Act |
| ETEC | Energy Technology Engineering Center |
| DIG | DOE Interaction Group |