| Acronym | Meaning |
| UNEP | United Nations Environment Programme |
| NAFTA | North American Free Trade Agreement |
| ACA | Atmospheric Chemistry Of Aerosols |
| GOCO | Government Owned |
| MAN | Metropolitan Area Network |
| EOSDIS | Earth Observing System Data And Information System |
| IHOP | International H2O Project |
| OCTA | Oxidizing Capacity Of The Troposphere Atmosphere |
| MOM | MASnet Operations Monitor |
| WATS | Wide Area Telecommunications Service |