| Abbreviation | Definition |
|---|---|
| EEC | Ecology Evolution and Conservation |
| EECA | Energy Efficiency and Conservation Authority |
| EEWC | Energy efficiency and water conservation |
| ELCM | Ecosystems and Land Conservation and Management |
| EMERCA | Eden Mills Eramosa River Conservation Association |
| EMIS | Environmental Management Information System |
| EPBC | Environment Protection and Biodiversity Conservation |
| EPBC | Environmental Protection and Biodiversity Conservation [Act] |
| EPCA | Energy Policy and Conservation Act |
| ERCA | Essex Region Conservation Authority |
| ERCB | Energy Resources Conservation Board |
| ERCF | Essex Region Conservation Foundation |
| ERCIP | Energy Resilience and Conservation Investment Program |
| ERCIP | Energy Resilience Conservation Investment Program |
| ESCC | Eastern Sierra Conservation Corps |
| EWCA | Ethiopian Wildlife Conservation Authority |
| FAIC | for the American Institute for Conservation |
| FBCI | Florida Bird Conservation Initiative |
| FCA | fishery conservation area |
| FCC | Feline Conservation Center |