| Abbreviation | Definition |
|---|---|
| CUXING | when you cum too hard |
| CVC | Credit Valley Conservation [Ontario, Canada] |
| CVCA | Crowe Valley Conservation Authority |
| CVP | Community Value Plan |
| CV-SALTS | Central Valley Salinity Alternatives for Long Term Sustainability |
| CVWQM | Citizen Volunteer Water Quality Monitoring |
| CWA | Clean Water Act |
| CWAL | Cold Water Aquatic Life |
| CWAP | Clean Water Action Plan |
| CWES | Center for Watersheds and Environmental Sustainability |
| CWES | Central Wisconsin Environmental Station |
| CWNS | Clean Watersheds Needs Survey |
| CWQG | Canadian Water Quality Guidelines |
| CWRDM | Centre for Water Resources Development and Management |
| CWRR | Commercial Waste Reduction and Recycling |
| CWS | Cold Water Stream |
| CYEN | Caribbean Youth Environmental Network |
| DAF | Dissolved Air Flotation |
| DAMN | Demand A Moratorium Now |
| DAMOCLES | Developing Arctic Modeling and Observing Capabilities for Long-term Environmental Studies |