| Abbreviation | Definition |
|---|---|
| CARE | California Alternative Rates for Energy |
| CARE | City for Atomic and Renewable Energy |
| CARE | Clean Air Renewable Energy |
| CARE | Coalition for Affordable and Reliable Energy |
| CARE | Conservation And Renewable Energy |
| CAREER | Consortium for Agriculturally Renewable Energy and Environmental Research |
| CARES | Conservation And Renewable Energy Systems |
| CBEA | California Biomass Energy Alliance |
| CBEA | Commercial Building Energy Alliances |
| CBECI | Cambridge Bitcoin Energy Consumption Index |
| CBECS | Commercial Building Energy Consumption Survey |
| CBER | Center for Building Energy Research |
| CBES | Commercial Building Energy Saver |
| CBES | Commercial Building Energy Standards |
| CCE | Citizens for Clean Energy |
| CCEB | Catalyzing Clean Energy in Bangladesh |
| CCEC | Colorado Clean Energy Cluster |
| CCECC | Cradle to Cradle Energy Conceptual Calculations |
| CCED | company CC Energy Development |
| CCED | Consolidated Contractors Energy Development |