Meaning, if it is built, it is because the interests behind it likely do not believe the promise of the Notley government in Alberta that oil sands production emissions will stop at 100 megatonnes of GHGs. (policynote.ca)
Total annual production emissions, averaged over five years, would equal about 100 grams of carbon dioxide per megajoule — which is 7 percent greater than gasoline emissions and 62 grams above the 60 percent reduction in greenhouse gas emissions as required by the 2007 Energy Independence and Security Act. (sciencedaily.com)
It makes little to no sense per capita, of course, before we even get on to OPatrick's point about consumption vs production emissions, and China would have a point bringing both of those up at negotiations - but ultimately, there's national policy to be made. (planet3.org)