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U Calgary study finds oil shale most energy intensive upgraded fuel followed by in-situ-produced bitumen from oil sands

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A team at the University of Calgary (Canada) has compared the energy intensities and lifecycle GHG emissions of unconventional oils (oil sands and oil shale) alongside shale gas, coal, lignite, wood and conventional oil and gas. This is not the same as crude oil occurring naturally in shales, as in the Bakken.

Oil-Sands 150
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Transcanada restarts Keystone oil sands pipeline operations

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TransCanada Corporation said that its 590,000 barrel-per-day (bpd) capacity Keystone Pipeline system resumed transporting oil sands crude on Sunday, 5 June, after a shutdown 29 May following an above-ground spill at a pump station in Kansas involving less than 10 barrels of oil. The tar sands are estimated (e.g.,

Oil-Sands 218
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Researchers Suggest That Although CCS and Other Technologies Could Reduce Oil Sands GHG Emissions to Near Zero, That Strategy May Not Make Sense

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Examples of emerging oil sands related technologies and trade-offs. The paper is an examination of how various choices about the scale of the life cycle analysis applied to oil sands (i.e., The source material is neither oil nor tar but bitumen, but is most generally described as an example of ultraheavy oil.”.

Oil-Sands 225
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12 Environmental Organizations Urge Closing of Potential Tar Sands Loophole in EU Draft Fuel Quality Directive

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However, the organizations point out in their letter , in developing a methodology for calculating emissions from fuel, the Commission has proposed setting just one default emissions value for oil-derived gasoline and one for diesel. Letter to Commissioner Hedegaard.

Oil-Sands 199
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Study finds that switch to heavy and synthetic crude oils could double or triple refinery emissions

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Increasing crude processing intensity and energy intensity with worsening oil quality. OQ: Crude feed oil quality. Switching to heavy crude oil and synthetic crude oil derived from oil sands bitumen in refineries could double or triple refinery emissions and add 1.6-3.7 PI: Crude processing intensity.

Oil 287
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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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The last official UNFCCC meeting prior to the 15 th Congress ended 6 November in Barcelona, and environment ministers have been shuttling in and out of Copenhagen since then to conduct ad hoc negotiations prior to the summit. by Jack Rosebro. as compared to 1990 emissions, to be achieved between 2008 and 2012. ” [ 1 ].

Climate 236
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Hot Tub Time Machine WayBack Wednesday – Reposted Word-for-Word from June 25 of 2008

Creative Greenius

Otherwise it will become impractical to constrain atmospheric carbon dioxide, the greenhouse gas produced in burning fossil fuels, to a level that prevents the climate system from passing tipping points that lead to disastrous climate changes that spiral dynamically out of humanity’s contro l.”. Filed under: environment Tagged: 350.org

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