The United States is set to overtake Russia as the biggest oil producer outside OPEC during 2014 as shale production ramps up and helps reshape the global energy map.

The International Energy Agency estimates U.S. production of oil and natural gas liquids will exceed 11 million barrels per day, making it the biggest producer outside OPEC, by the second quarter of next year.

U.S. total liquids output, excluding biofuels, exceeded 10 million barrels per day for the first time in decades in the second quarter of 2013.  Read more