Of that, 25 megatonnes will come from new so - called «in situ» extraction methods that inject steam into underground wells to
extract oil sands crude.
It is true that
extracting oil sands crude increases world supply of oil — but also increases the ultimate world emissions of CO2.
Not exact matches
Canadian
crude —
extracted from Alberta's controversial
oil sands patch — is the cheapest
oil in the world.
Nathan says high prices have made it increasingly economically viable to
extract more unconventional forms of
oil, in particular the asphaltlike tar
sands (also known as
oil sand, or extremely heavy
crude oil) plentiful in northern Alberta, Canada.
The
Oil Sands segment includes mining, extracts and transports bitumen from oil sands deposits in Alberta, Canada, and upgrades the bitumen to produce and market synthetic crude oil and vacuum gas o
Oil Sands segment includes mining,
extracts and transports bitumen from
oil sands deposits in Alberta, Canada, and upgrades the bitumen to produce and market synthetic crude oil and vacuum gas o
oil sands deposits in Alberta, Canada, and upgrades the bitumen to produce and market synthetic
crude oil and vacuum gas o
oil and vacuum gas
oiloil.
Bitumen is the very
crude oil extracted from Canada's enormous deposits of
oil sands.
«It's bad for
oil companies and the profit they were expecting from those projects, but from a climate perspective, it's tremendous,» said Danielle Droitsch, senior policy analyst at the Natural Resources Defense Council, one of many environmental groups that oppose
extracting the heavy
oil sands crude.
Vast amounts of water and energy are needed to strip - mine and drill Canada's tar
sands deposits — a heavy black substance mixed with
sand and clay — and turn the
extracted bitumen into usable
crude oil.
Extracting oil from tar
sands is also much more complicated than pumping conventional
crude oil out of the ground.
Environmentalists mistakenly think that blocking the Keystone pipeline will prevent
crude oil, derived from Canada's
oil sands, from being
extracted and from being conveyed into the U.S. to be refined into gasoline, asphalt, and other products that are important to the transportation and manufacturing sectors.
This means that
oil sands oil has overall (well to wheels) emissions some 17 % greater than for typical
crude oil and most of these extra emissions are due to energy needed to
extract bitumen from the ground.
The
oil that would have flowed through the Keystone pipeline,
extracted from a large sedimentary basin that includes the well - known
oil sands of Alberta, has a higher carbon footprint than other, lighter
crude.
In its report, EPA seemingly compliments the State Department for confirming that Canadian tar
sands oil is carbon intensive when compared to other heavy
crudes, due to increased emissions associated with
extracting and refining it.
The gut - check issue for McKibben and his supporters — thousands of whom turned out for a mass demonstration in Washington, D.C., on Feb. 17 — is the Keystone XL pipeline, a 3,400 - mile pipe proposed by
oil infrastructure company TransCanada that will allow
crude oil extracted from the tar
sands of Alberta, in southern Canada, to be refined on the Gulf of Mexico.
So long as the conventional
crude oil price stays above 31.5 USD2006 / boe (excluding profits) it is profitable to
extract oil sands.