| Abbreviation | Definition |
|---|---|
| EEUC | Environmental economic unit commitment |
| EEVC | Environmental Education Visitors Center |
| EEWG | Environmental Emergencies Working Group |
| EEZ | Exclusive Environmental Zone |
| EF | Emission Factor |
| EF | Environmentally Friendly |
| EFAB | Environmental Financial Advisory Board |
| EFC | Eco-Friendly Claim |
| EFC | Environmental Facilities Corp |
| EFC | Environmental Facilities Corporation |
| EFC | Environmental Finance Center |
| EFCATS | Environmental Facility Compliance Audit Tracking System |
| EFCT | Environmental Footprint Comparison Tool |
| EFD | Environmentally Friendly Drilling |
| EFDL | Environmental Fluids Dynamics Laboratory |
| EFDS | Environmental Forecasting And Decision Support |
| EFFA | Environmental Film Festival Albania |
| EFFA | Environmental Film Festival Australia |
| EFFA | Environmental Film Festival in Albania |
| EFFA | Environmental Film Festival of Accra |