| Acronym | Meaning |
| CH4 | Methane |
| UV | UltraViolet |
| IES | Institute For Environmental Studies (UW) |
| IRIS | Infrared Radiation Interferometer Spectrometer (1960s) |
| CSBT | Clear-Sky Brightness Temperature |
| OSS | Office Of Space Science (NASA) |
| AURA | Association Of Universities For Research In Astronomy |
| M | Meter(s) |
| MSS | Multi-Spectral Scanner |
| PPM | Part Per Million |