| Acronym | Meaning |
 | REGCM | Regional Climate Model |
 | C&C | Consultation And Cooperation Agreement |
 | PAKIT | Photochemistry And Kinetics Of Important Trace Gases |
 | RTD | Regional Transportation Department |
 | ECN | Energy Research Foundation |
 | GPS | Geophysical Processor System |
 | GRIB | Grid In Binary |
 | IQSY/EX | International Quiet Years Of The Sun Experiments |
 | NCSNET | NASCOM Custom Subnetwork |
 | MF | Medium Frequency |