Because of fracking and horizontal drilling, the one year increase in U.S. oil production in 2012 was the largest increase in our history. The bounties from shale could spread to other countries.
U.S. production increase
The Wall Street Journal reports in their article U.S. Oil Notches Record Growth on data released by BP:
In the latest sign of the shale revolution remaking world energy markets, crude production in the U.S. jumped 14% last year to 8.9 million barrels a day,