| Acronym | Meaning |
 | ACF | Acid Concentrator Feed |
 | ISUSS | Integrated Surface And Upper-air Sounding System |
 | UNEP | United Nations Environment Programme |
 | AOIPS | Atmospheric And Oceanographic Information Processing System |
 | AGS | Annulus Gas System |
 | BAO | Boulder Atmospheric Observatory |
 | GCP | Global Change Program |
 | GVHRR | Geostationary VHRR |
 | RANN | Research Applied To National Needs |
 | LASA | Lidar Atmospheric Sounder And Altimeter |