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The Global Impact of US Shale / Daniel Yergin, Project Syndicate, 8/01/2014http://www.project-syndicate.org/commentary/daniel-yergin-traces-the-effects-of-america-s-shale-energy-revolution-on-the-balance-of-global-economic-and-political-powerThe biggest innovation in energy so far this century has been the development of shale gas and the associated resource known as “tight oil.” Shale energy ranks at the top not only because of its abundance in the United States, but also because of its profound global impact – as events in 2014 will continue to demonstrate...