| Acronym | Meaning |
![](file.png) | HIMSS | HIgh-resolution Microwave Spectrometer Sounder |
![](file.png) | ERS | ESA Remote Sensing Satellite |
![](file.png) | METEOSAT | METEOrological SATellite (European) |
![](file.png) | HIRS | High-resolution Infrared Radiation Sounder |
![](file.png) | GAC | Global Area Coverage |
![](file.png) | GMS | Geostationary Meteorological Satellite |
![](file.png) | IES | Institute For Environmental Studies (UW) |
![](file.png) | LAWS | Laser Atmospheric Wind Sounder (EOS) |
![](file.png) | APP | AVHRR Polar Pathfinder |
![](file.png) | ESSA | Environmental Science Services Administration (preceded NOAA) |