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Secteur des transports
Alberta
Tableau 28 : Consommation d’énergie secondaire et émissions de GES des autobus scolaires par source d’énergie
  1990   1991 1992 1993 1994 1995 1996 1997 1998
Consommation d’énergie des autobus scolaires (PJ) 2.5   2.3 2.3 1.9 1.8 2.7 2.3 2.3 2.5

Consommation d’énergie par source d’énergie (PJ)
Gaz naturel 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Essence automobile 0.8   0.6 0.5 0.4 0.2 0.7 0.5 0.5 0.4
Carburant diesel 0.9   1.0 1.1 1.1 1.6 1.9 1.8 1.8 2.1
Ethanol n.d.   n.d. n.d. n.d. n.d. n.d. n.d. n.d. n.d.
Carburant biodiesel 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Propane 0.8   0.7 0.7 0.3 0.0 0.0 0.0 0.0 0.0

Part (%)
Gaz naturel 0.0   0.0 0.0 0.0 0.0 1.6 2.0 0.1 0.0
Essence automobile 33.2   25.4 23.2 23.9 12.9 25.4 21.3 21.4 15.1
Carburant diesel 34.2   43.7 47.1 58.9 87.1 72.9 76.7 78.5 84.9
Ethanol n.d.   n.d. n.d. n.d. n.d. n.d. n.d. n.d. n.d.
Carburant biodiesel 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Propane 32.6   31.0 29.7 17.2 0.0 0.0 0.0 0.0 0.0

Activité
Voyageurs-kilomètres (millions) 2 798   2 571 2 726 2 289 2 364 3 567 3 243 3 353 3 717
Intensité énergétique (MJ/Vkm) 0.89   0.91 0.85 0.81 0.78 0.74 0.71 0.69 0.66
Émissions de GES des autobus scolaires (Mt éq CO2) 0.2   0.2 0.2 0.1 0.1 0.2 0.2 0.2 0.2

Émissions de GES par source d’énergie (Mt éq CO2)
Gaz naturel 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Essence automobile 0.1   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Carburant diesel 0.1   0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Ethanol n.d.   n.d. n.d. n.d. n.d. n.d. n.d. n.d. n.d.
Carburant biodiesel 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Propane 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

Part (%)
Gaz naturel 0.0   0.0 0.0 0.0 0.0 1.2 1.5 0.1 0.0
Essence automobile 33.5   25.4 23.1 23.4 12.3 24.5 20.4 20.4 14.4
Carburant diesel 36.6   46.3 49.8 61.2 87.7 74.4 78.1 79.5 85.6
Ethanol n.d.   n.d. n.d. n.d. n.d. n.d. n.d. n.d. n.d.
Carburant biodiesel 0.0   0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Propane 29.9   28.3 27.1 15.4 0.0 0.0 0.0 0.0 0.0
Intensité en GES (tonnes/TJ) 66.2   66.6 66.8 68.0 70.2 69.3 69.5 70.0 70.3