| Acronym | Meaning |
| HRIR | High Resolution Infrared Radiometer |
| ENSO | El Ni?o/Southern Oscillation |
| SWAMP | Science Working Group For The AM Platform (EOS) |
| MB | Millibar(s) |
| NASA | National Aeronautics And Space Administration |
| PIFTS | Planetary Imaging Fourier Transform Spectrometer |
| HIMSS | HIgh-resolution Microwave Spectrometer Sounder |
| AMRIR | Advanced Medium Resolution Infrared Radiometer |
| STEP | Satellite Technology Education Program (WSGC) |
| BIBEX | Biomass Burning Experiment |