| Acronym | Meaning |
| AG | Australia Group |
| CCCO | Committee For Climatic Change And The Ocean |
| OSCAR | Oxidant-Scavenging Characteristics Of April Rains |
| ELF | Extremely Low Frequency |
| MOTIF | N/A |
| DSB | Direct Soundings Broadcast |
| NOZE | National Ozone Expedition |
| NSS | Nodal Switching Subsystem |
| LF | Low Frequency |
| HKUST | Hong Kong University Of Science And Technology |