| Abbreviation | Definition |
|---|---|
| PC | Protection Cost |
| PCA | Pollution Control Agency |
| PCAP | Prairie Conservation Action Plan |
| PCB | PolyChlorinated Biphenyl |
| PCB | Preserve and Conserve Biodiversity |
| PCC | Public Consultation Centre |
| PCD | Pollution Control Department |
| PCD | Pollution Control Device |
| PCE | Protect Coastal Ecosystem |
| PCEC | Provincial Committee for Environmental Co |
| PCFO | Panama City Field Office |
| PCLS | Pollution Control Licensing System |
| PCMB | Porcupine Caribou Management Board |
| PCMD | Polluted Coal Mine Drainage |
| PCME | Pollution Control and Measurement Europe |
| PCNR | Preserve and Conserve Natural Resources |
| PCP | Pawikan Conservation Program |
| PCS | Pesticide Control Service |
| PCU | Pollution Control Unit |
| PDE | Permitted Daily Exposure |