U.S. energy intensity projected to continue its steady decline through 2040

U.S. energy intensity projected to continue its steady decline through 2040Source:U.S. Energy Information Administration, Annual Energy Review and Annual Energy Outlook 2013.In the United States, energy intensity has been declining steadily since the early 1970s and continues to decline in EIA's long-term projection. A country's energy intensity is usually defined as energy consumption per unit