| Acronym | Meaning |
| FFTS | Fast-Fourier Transforms |
| CCM4 | Community Climate Model 4 |
| GEMS | Global Environment Monitoring System |
| NAO | North Atlantic Ocean |
| GST | GPS Science And Technology Program |
| FPA | Federal Pesticide Act |
| JMA | Japan Meteorological Agency |
| BSRN | Baseline Surface Radiation Network |
| IRIS | Infrared Interferometer Spectrometer |
| AGR | Advanced Gas-cooled Reactor |