.@DanielYergin: Natural gas has boosted the U.S. economy and

aspwv2013-12-03T00:00:00-05:00December 3rd, 2013|Twitter|

.@DanielYergin: Natural gas has boosted the U.S. economy and increased its competitiveness in the world economy. http://t.co/I0oXkSzekO