| CBAs | Cost-Benefits-Analyses |
| CECs | Contaminants of Emerging Concern |
| CIS | Common Implementation Strategy |
| EPR | Extended Producers’ Responsibility |
| FD | Flood Directive |
| FRMP | Flood Risk Management Plan |
| JRC | Joint Research Center |
| LVC | Land-value capture |
| MCA | Multi-Criteria Analysis |
| NbS | Nature-Based Solutions |
| PES | Payment for Ecosystem Services |
| PPP | Polluter Pays principle |
| RBMP | River Basin Management Plan |
| REACH | Registration, Evaluation, Authorisation and Restriction of Chemical |
| SIPs | Strategic Investment Pathways |
| TNC | The Nature Conservancy |
| UWWTD | Urban Wastewater Treatment Directive |
| WFD | Water Framework Directive |
| WSS | Water Supply and Sanitation |
Implementing Water Economics in the EU Water Framework Directive