| Acronym | Meaning |
| PLDS | Pilot Land Data System |
| MAF | Mesoscale Analysis Forecasting |
| PACDEX | PACific Dust EXperiment |
| FIRE | First ISLSCP Regional Experiment |
| INPE | Instituto De Pesquisas Espaciais |
| VTR | Video Tape Recorder |
| OCE | Division Of Oceanic Sciences |
| ISP | Internet Service Provider |
| LME | Layer Management Entity |
| EPI | Environmental Policy Institute |