| Acronym | Meaning |
| MATCH | Model For Atmospheric Chemistry And Transport |
| IGY | International Geophysical Year |
| FIFRA | Federal Insecticide |
| AA | Adverse Action |
| QPF | Quantitative Precipitation Forecasting |
| INFOTERRA | International Environmental Research And Referral Service Of UNEP |
| ASIS | American Society For Industrial Security |
| BLM | Bureau Of Land Management |
| APPA | American Public Power Association |
| NEHRP | National Earthquake Hazard Reduction Program |