The oil sands account for about 15 per cent of Alberta’s emissions, or 18 per cent of the province’s emissions from large facilities.

The following definitions apply to the pie chart (CCDL51) shown below:

Electricity: Electricity generation in Alberta; mainly from coal-fired power plants.
Coal, Oil and Gas: Coal mining and all oil and gas extraction, and refining; including fugitives losses. This does not include the oil sands.
Oil Sands: All oil sands extraction and upgrading. Also includes electricity co-generated on site of oil sands facilities.
Transportation: Domestic aviation, private and commercial road transportation, railways, pipelines and off-road vehicles.
Agriculture: Soil use, agriculture waste emissions, and manure management.
Industrial: All chemical and mineral processing plants.
Residential and Commercial: Homes as well as public and private building energy use.
Manufacturing and Construction: Emissions related to manufacturing goods and the construction of buildings and facilities.
Waste: Solid waste disposal, wastewater handling and waste incineration.