| Acronym | Meaning |
| NESDIS | National Environmental Satellite |
| ITOS | Improved Television And Infrared Observation Satellite (1970s) |
| EPS | European Polar Satellite |
| HIRS | High-resolution Infrared Radiation Sounder |
| AOT | Aerosol Optical Thickness |
| HIMSS | HIgh-resolution Microwave Spectrometer Sounder |
| CFC | ChloroFluoroCarbon |
| ESE | Earth Science Enterprise (NASA) |
| ABBA | Automated Biomass Burning Algorithm |
| GEWEX | Global Energy And Water Cycle EXperiment (WCRP) |