Athabasca Oil Sands Project (AOSP)
A joint venture among Shell Canada Limited (Operator and 60% owner), Chevron Canada Limited (20%) and Marathon Oil Canada Corporation (20%), the AOSP consists of the Muskeg River and Jackpine Mines located north of Fort McMurray, Alberta and the Scotford Upgrader and Quest carbon capture and storage project, located near Edmonton, Alberta.
A thick hydrocarbon, referred to as heavy oil.
The use of centrifuge force to extract process water from fluid fine tailings.
Carbon dioxide equivalent. The 100-year time horizon global warming potential of a specified gas expressed in terms of equivalency to CO2. (Source: Specified Gas Emitters Regulation)
The release of specified gases from sources under the direct control of the operating facility expressed in tonnes CO2e.
Wastewater (treated or untreated) that flows out of a treatment plant, sewer, or industrial facility. (Source: Environment Canada)
The quantity of specified gases released by a facility per unit of production from that facility.
The combination of single particles, or small groups of particles, into multi particle aggregates or “flocs”.
Greenhouse Gas (GHG)
Mainly, carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O), all of which contribute to the warming of the Earth’s atmosphere. (Source: Government of Alberta, Department of Energy)
Hectare. A unit of surface area equal to a square that is 100 metres on each side.
Refers to various methods used to recover deeply buried bitumen deposits, including steam injection, solvent injection, electrical heating and cold production.
Square kilometre. A unit of surface area equal to a square that is one kilometre on each side.
Lost-Time Injury Frequency
Refers to the rate of recordable injuries requiring time off work per one million exposure hours worked.
Muskeg River Mine.
Millions of cubic metres.
Cubic metre. A unit of volume or capacity equal to 1000 litres.
Megatonne. A unit of mass equal to one million tonnes.
Returning disturbed land to a land capability equivalent to what it was prior to disturbance. Reclaimed property is returned to the Province of Alberta at the end of operations.
The residual by-product that remains after the bitumen is separated from the mined oil sands ore; tailings are composed of water, sand, clay, heavy metals and residual bitumen.
Total GHG Emissions
Includes GHG emissions from direct and indirect sources.
Total Recordable Case Frequency
Refers to the rate of recordable injuries that required medical attention per one million exposure hours worked.