00000nas##2200000za#4500 9.511914 CaOODSP 20200331211740 ta 150406c1996||||xxc|| p #||||f| |0eng|d 1205-304X CaOODSP eng eng fre n-cn--- M141-1 Canada. Natural Resources Canada. Office of Energy Efficiency. Energy efficiency trends in Canada Ottawa - Ontario : Natural Resources Canada. Annual Addresses the complicated question of what impact energy efficiency is having in Canada. It provides an analysis of the impact of energy efficiency on secondary energy use - the energy that Canadians use to heat and cool their homes and workplaces and to operate their appliances, vehicles and factories - and on the generation of electricity. Energy efficiency gcpds Energy efficiency trends in Canada (CaOODSP)9.505928 Évolution de l'efficacité énergétique au Canada (CaOODSP)9.502330 Évolution de l'efficacité énergétique au Canada fre (CaOODSP)9.511915