| Acronym | Meaning |
| S-POL | S-band Dual Polarization Doppler Radar |
| NRC | National Research Council |
| FRC | Front Range Consortium |
| OPAL | Opacity Project At Livermore |
| HIMSS | High Resolution Microwave Spectrometer Sounder |
| MACCM2 | Middle Atmosphere Community Climate Model |
| AMS | Accelerator Mass Spectrometer |
| TIE | The Institute Of Ecology |
| FFS | Flight Facilities Survey |
| TRIP | Thunderstorm Research International Program |