Employees pass under pipes leading to oil storage tanks at the central processing plant for oil and gas at the Salym Petroleum Development oil fields near the Bazhenov shale formation in Salym, Russia, on Tuesday, February 4, 2014.
Employees pass beneath pipes leading to oil storage tanks at the central processing plant for oil and gas at the Salym Petroleum Development oil fields near the Bazhenov shale formation in Salym, Russia, on Tuesday, Feb. 4, 2014.
