| 2000 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | ||
|---|---|---|---|---|---|---|---|---|
| Consommation d’énergie des autobus (PJ) | 8.2 | 8.3 | 7.6 | 8.0 | 8.3 | 5.7 | 5.5 | |
Consommation d’énergie par source d’énergie (PJ) | ||||||||
| Électricité | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | |
| Gaz naturel | 0.1 | 1.0 | 1.4 | 1.3 | 1.2 | 1.3 | 1.3 | |
| Essence automobile | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | |
| Carburant diesel | 7.5 | 6.6 | 5.5 | 6.1 | 6.3 | 3.8 | 3.6 | |
| Ethanol | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Carburant biodiesel | 0.0 | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Propane | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Part (%) | ||||||||
| Électricité | 3.1 | 4.5 | 5.4 | 5.2 | 4.9 | 6.8 | 7.4 | |
| Gaz naturel | 0.9 | 12.4 | 17.9 | 15.8 | 14.9 | 23.0 | 23.5 | |
| Essence automobile | 5.2 | 3.2 | 3.9 | 3.5 | 4.2 | 4.1 | 4.4 | |
| Carburant diesel | 90.8 | 79.8 | 72.7 | 75.5 | 76.1 | 66.1 | 64.6 | |
| Ethanol | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Carburant biodiesel | 0.0 | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Propane | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Activité | ||||||||
| Voyageurs-kilomètres (millions) | 7 918 | 8 845 | 10 751 | 9 710 | 9 517 | 6 333 | 6 278 | |
| Intensité énergétique (MJ/Vkm) | 1.04 | 0.93 | 0.71 | 0.83 | 0.87 | 0.90 | 0.88 | |
| Émissions de GES des autobus excluant l’électricité (Mt éq CO2) | 0.6 | 0.5 | 0.5 | 0.5 | 0.5 | 0.3 | 0.3 | |
Émissions de GES par source d’énergie (Mt éq CO2) | ||||||||
| Électricité | – | – | – | – | – | – | – | |
| Gaz naturel | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
| Essence automobile | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
| Carburant diesel | 0.5 | 0.5 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | |
| Ethanol | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Carburant biodiesel | 0.0 | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Propane | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Part (%) | ||||||||
| Électricité | – | – | – | – | – | – | – | |
| Gaz naturel | 0.7 | 9.3 | 13.8 | 12.0 | 11.2 | 18.2 | 18.8 | |
| Essence automobile | 5.1 | 3.3 | 4.2 | 3.7 | 4.4 | 4.8 | 5.2 | |
| Carburant diesel | 94.3 | 87.4 | 82.0 | 84.3 | 84.4 | 77.0 | 76.0 | |
| Ethanol | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Carburant biodiesel | 0.0 | n.d. | n.d. | n.d. | n.d. | n.d. | n.d. | |
| Propane | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
| Intensité en GES (tonnes/TJ) | 68.4 | 65.1 | 63.2 | 63.8 | 64.2 | 61.0 | 60.5 | |
Notes en bas de page:
1) Les données sur les émissions de GES sont présentées excluant les émissions de GES liées à la production d’électricité.
n.d. - Indique une donnée non disponible.