| Acronym | Meaning |
| USDI | United States Department Of Interior |
| IPOMS | International Polar-Orbiting Meteorological Satellite Group |
| JCP/ PO | Joint Climate Program/Projects Office |
| ER | Electrical Resistivity |
| BAI | Biosphere-Atmosphere Interactions Project |
| INSAT | Indian National Satellite System |
| SCCCAMP | South Central Coast Cooperative Aerometric Monitoring Program |
| BAG | Boulder Aeronomy Group |
| ICWWP | Interagency Committee For World Weather Programs |
| GAPEX | Ground-based Atmospheric Profiling Experiment |