| Terrestrial ecozone | Above-ground carbon |
| Taiga Plains | 2.0 |
| Taiga Shield | 1.5 |
| Boreal Shield | 0.9 |
| Atlantic Maritime | 1.8 |
| Mixedwood Plains | 5.1 |
| Boreal Plains | 1.7 |
| Prairies | 2.8 |
| Taiga Cordillera | 4.8 |
| Boreal Cordillera | 3.3 |
| Pacific Maritime | 3.8 |
| Montane Cordillera | 1.9 |
| Hudson Plains | 2.7 |
| Canada | 0.3 |
| Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data (Version 2, November 2022) (http://nfi.nfis.org) | |
| Note: The Arctic ecozones (Arctic Cordillera, Northern Arctic, Southern Arctic), and the Taiga Plains and Hudson Plains ecozones located in Nunavut, are not inventoried. These non-inventoried areas total 262,189.89 thousand ha. | |