Pierre River Mine Project

GLOSSARY
landform The configuration of the ground surface as a factor in soil formation. It
includes slope steepness and aspect as well as relief. Also, configurations
of land surfaces taking distinctive forms and produced by natural processes
(e.g., hill, valley, plateau).
lcm The abbreviation for loose cubic metres.
LCR The abbreviation for lifetime cancer risks.
Lease 13 The oil sands lease that Shell will mine for the Athabasca Oil Sands
Project.
littoral zone The zone in a lake that is closest to the shore. It includes the part of the
lake bottom, and its overlying water, between the highest water level and
the depth where there is enough light (about 1% of the surface light) for
rooted aquatic plants and algae to colonize the bottom sediments.
LSA The abbreviation for local study area.
M The metric symbol for million.
m The metric symbol for metre.
m/s The metric abbreviation for metres per second.
m 3 The metric symbol for cubic metres.
m 3 /cd The abbreviation for cubic metres per calendar day.
m 3 /d The abbreviation for cubic metres per day.
m 3 /h The abbreviation for cubic metres per hour.
m 3 /s/m The abbreviation for cubic metres per second per metre.
mature fine tailings Fine tailings that have dewatered to about 30% solids during the three
years following deposition.
Mbbl The abbreviation for million barrels.
Mbcm The abbreviation for million bank cubic metres.
MFT The abbreviation for mature fine tailings.
mg/kg The abbreviation for milligrams per kilogram.
mg/L The metric symbol for milligrams per litre.
migration Animals or birds changing their habitat, usually with the seasons.
April 2010 Shell Canada Limited GL-7
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