The 10 Largest Upstream Impairments Recorded In U.S. Oil & Gas In 2016
November 30, 2016 at 06:24 AM EST
ExxonMobil, in what would be a significant change in accounting policy, may soon officially concede that 3.6 bn barrels of oil-sand reserves in Canada and 1bn barrels of other North American reserves are currently not profitable to produce.