| Acronym | Meaning |
| UNESCO | United Nations Educational |
| EMU | Electromagnetic Units |
| NODS | NASA Ocean Data System |
| MPDATA | Multidimensional Positive Definite Advection Algorithm |
| SCAMS | Scanning Microwave Spectrometer |
| CDIAC | Carbon Dioxide Information Analysis Center |
| AFB | Atmospheric Fluidized Bed |
| KSA | Ku-band Single Access |
| IASH | International Association Of Scientific Hydrology |
| TKW | Turbulence Kinematic Energy |