| Acronym | Meaning |
| NSCEP | National Service Center For Environmental Publications |
| BGC | Biogeochemical Cycling |
| SCR | Spectral Collocation Representation (of Basis Sets) |
| LHP-RHF | Longuet-Higgins-Pople Restricted Hartree-Fock Method |
| SXES | Soft X-ray Emission Spectroscopy |
| MOM | Maximum Overlap Method |
| ELO | Equivalent Localized Orbitals |
| MRE | Metal Responsive Element |
| OECD | Organization For Economic Cooperation And Development |
| JME | Java Molecular Editor |