| Acronym | Meaning |
 | VEMAP | Vegetation And Ecosystem Modeling And Analysis Project |
| EMO | Elk Mountain Observatory |
| ISSN | International Standard Serial Number |
| TIMED | Thermosphere-Ionosphere-Mesosphere Energetics & Dynamics |
| AXBT | Expendable Bathythermographs Air Dropped Temperature Device |
| CBASSE | Commission On Behavioral & Social Sciences And Education |
| NCIS | Nadir Climate Interferometer Spectrometer |
| ELF | Extremely Low Frequency |
| AFEAS | Alternate Fluorocarbon Environmental Acceptability Study |
| CAAA | Clean Air Act Amendments |
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