| Acronym | Meaning |
| AOPR | Associated Offices Of Primary Responsibility |
| CBSS | Change Board Support System |
| OUASS | Omega Upper Atmospheric Sounding Systems |
| NPOESS | National Polar Orbiter Environmental Satellite System |
| EESI | Environment & Energy Study Institute |
| DST | Data Systems Test |
| ACCENT | Atmospheric Chemistry Of Combustion Emissions Near The Tropopause |
| NOWES | Northern Wetlands Study |
| AGL | Above Ground Level |
| WERC | World Environment And Resources Council |