Dow has now set a new target—another 25 percent improvement in energy efficiency by 2015. “More technology will be required in the next ten years, said Wells. “Change has to come at the molecular level.” Andrew Liveris was the one who set the new 25 percent target. “You’ve got to institutionalize this as part of your behavior,’ he said. “When you have a signal, amazing things can happen.”

Daniel Yergin, The quest: Energy, security and the remaking of the modern world, New York, 2011, p. 667