Oil’s 25 percent slide since June will play a role in Alberta ’s new climate and carbon regulations, Premier Jim Prentice said. The Canadian province will make a decision by the end of December on whether to raise its levy of C$15 ($13.29) a metric ton for large carbon emitters, while revisions on a broader range of climate policies may come at the same time, Prentice said. The drop in the price of oil, which is probably here to stay for a while, means it’s “time for caution,” he said. “You have to be very careful how you balance the environmental enhancements with the effects on your competitiveness,” Prentice said in an interview at Bloomberg’s Calgary office on Oct. 31. Environmental groups and U.S. and European legislators have highlighted the higher carbon intensity of Alberta’s oil sands, the world’s third largest crude reserves, as a reason for slowing construction […]