Globe and Mail: Financial returns in the oil sands stand to weaken under the most sweeping efforts to fight global climate change, a top oil producer said Thursday, as some of the industrys leading companies call for increased carbon fees. Statoil ASAs chief economist said that high-cost projects in oil sands and ultra deepwater deposits would struggle to adapt should the industrialized world move aggressively to limit global warming by no more than 2 C above preindustrial levels. Eirik Waerness said such an...