| Acronym | Meaning |
| IAEA | International Atomic Energy Agency |
| OMO | Office Of Meteorological Observations |
| CAC | Climate Analysis Center |
| SSU | Stratospheric Sounding Unit |
| OST | Office Of Science And Technology |
| GSFC | Goddard Space Flight Center |
| ANRHRD | Air Noise Radiation Health Research Division |
| SEQUAL | Seasonal Equatorial Atlantic Study |
| DCA | Washington National Airport |
| TCSM | Tropospheric Chemistry Systems Models |