| Acronym | Meaning |
| BITS | Biologically Important Trace Species |
| AWE | Atomic Weapons Establishment |
| OSPF | Open Shortest Path First |
| ACAS | Advisory Committee For Atmospheric Sciences |
| RFF | Resources For The Future |
| ESSA | Environmental Science Services Administration |
| GMCC | Geophysical Monitoring For Climatic Change |
| MFENET | National Magnetic Fusion Energy Network |
| AWPG | Aviation Weather Products Generator |
| IPMMI | International Photolysis Measurements And Modeling Intercomparison |