| Acronym | Meaning |
| AEO | Atomic Energy Organization |
| NCEP | National Centers For Environmental Prediction |
| AI | Artificial Intelligence |
| IMC | International Meteorological Center |
| UNEP | United Nations Environment Programme |
| S&T | Science And Technology |
| ABE | Army Background Experiment |
| FWQC | Federal Water Quality Criteria |
| SSM/R | Special Sensor Microwave Radiometer |
| EED | Exposure Evaluation Division |