| Acronym | Meaning |
 | UNCHE OR UNCHE | United Nations Conference On The Human Environment |
| ATST | Advanced Technology Solar Telescope |
| EH | Assistant Secretary For Environment |
| HDS | High-resolution Data Service |
| IAG | Instrumentation Advisory Group |
| AL/SPD | AL Special Programs Division |
| FDF | Flight Dynamics Facility |
| GDS | Global Dynamics Section |
| GC | Gas Chromatograph |
| ESSIS | Earth System Science Information System |
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