Executive summary of life cycle analysis report by Jacobs Consultancy. The report was commissioned by Alberta Energy Research Institute. From the first sentence of this document it becomes clear that the purpose of this study was not to perform an unbiased comparison: The LCFS standard creates the potential to significantly burden the production of heavy oil and bitumen in Canada, while encouraging production in other parts of the world that have less stringent environmental regulations.”
More information, see Susan Casey-Lefkowitz’s blog on the subject: http://switchboard.nrdc.org/blogs/sclefkowitz/studies_confirm_tar_sands_dirt.html
Executive Summary – Life Cycle Assessment Comparison of North American and Imported Crudes.” Jacobs Consultancy.