| Acronym | Meaning |
| IAG | International Association Of Geodesy |
| GIMMS | Global Inventory And Monitoring And Modeling Study |
| W-Z RELATIONSHIP | W = Precipitation Content |
| APHA | American Public Health Association |
| UK AEA | United Kingdom Atmomic Energy Authority |
| IEIS | Integrated Earth Information Server |
| ISRIC | International Soil Reference And Information Centre |
| EPO | Estuarine Programs Office |
| GTS | Global Telecommunication System |
| SPECMAP | Spectral Mapping |