Another Energy Use Visualization

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Fig. 1. The complex system of energy flows in the United States in 2005 (1). More than half of the energy produced is wasted. Units are in quads; 1 quad = 10¹⁵ British thermal units = 1.055 exajoules. [Figure prepared by Lawrence Livermore National Laboratory, University of California, and the U.S. Department of Energy]

From Science/AAAS via Information Aesthetics

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