| Acronym | Meaning |
| FACE | Forests Absorbing Carbon Dioxide Emission |
| CAMCORE | Central American And Mexico Coniferous Resources Cooperative |
| INCRA | International Cooper Research Association |
| SED | Spectral Energy Distribution |
| ICT | Intramol. Charge Transfer |
| RPEHMO | Relativistically Parametrized Extended Hueckel MO |
| AMSR | Advanced Microwave Scanning Radiometer |
| NSCR | Nonselective Catalytic Reduction |
| NEC | National Electrical Code |
| CAMV | Cauliflower Mosaic Virus |