| Acronym | Meaning |
| ATSDR | Agency For Toxic Substances And Disease Registry |
| EC | European Community |
| EWF | Early Warning Form |
| LME | Layer Management Entity |
| FODDAS | Four-Dimensional Data Assimilation Study |
| EIA | Electronic Industries Association |
| LAM | Limited-area Model |
| OWWS | Office Of World Weather Systems |
| RDCC | Real-time Display And Coordination Center |
| SCOPE | Scientific Committee On Problems Of The Environment |