| Acronym | Meaning |
| AMD | Alpha Activity Median Diameter |
| CCR | Climate Change Research |
| EVE | Equilibrium Vegetation Ecology |
| MM5 | Fifth-generation Mesoscale Model |
| EUREKA | European Research Cooperation Agency |
| PPB | Parts Per Billion |
| 4DDD | Four-Dimensional Data Assimilation |
| LLC | Logical Link Control |
| CCL | Convective Condensation Level |
| NUWIG | National Uranium Resource Evaluation |