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Frontiers of Efficiency

What conservation potential assessments tell us about ‘achievable’ efficiency.

Fortnightly Magazine - April 2011

See for example: Bech, Fredrik, et al., Powering the South: A Clean & Affordable Energy Plan for the Southern United States , Renewable Energy Policy Project, Washington, D.C., 2002; Steven, et al., The Technical, Economic and Achievable Potential for Energy-Efficiency in the U.S. – A Meta-Analysis of Recent Studies , proceedings, ACEEE Summer Study on Energy Efficiency in Buildings, 2004; Energy Center of Wisconsin and the American Council for an Energy Efficient Economy (ACEEE), A Review and Analysis of Existing Studies of Energy efficiency Resource Potential in the Midwest , 2009; Chandler, Sharon and Marilyn Brown, Meta-Review of Efficiency Potential Studies and Their Implications for the South , Georgia Institute of Technology, August 2009; Brown, Marilyn, et al., Energy Efficiency in the South , Georgia Institute of Technology, April 12, 2010; and Northeast Energy Efficiency Partnership (NEEP), From Potential to Action, How New England Can Save Energy, Cut Costs and Create a Brighter Future with Energy Efficiency, An Analysis of the Region’s Economically Achievable Electric Efficiency Potential , prepared by Optimal Energy, 2010.

5. This ratio, called the coefficient of variation (CV), represents the ratio of the standard deviation to the mean, and it is a useful statistic for comparing the degree of variation from one data series to another, even if the means drastically differ from each other.

6. Chandler, Jess (2010), “A Preliminary Look at Electric Efficiency Potential,” The Electricity Journal , Vol. 23, Issue 1, January-February 2010.

7. U.S. Environmental Protection Agency, National Action Plan for Energy Efficiency, Guide for Conducting Energy Efficiency Potential Studies , November 2007.

8. Meier, Alan, Janice Wright and A.H. Rosenfeld (1983), Supplying Energy Through Greater Efficiency: The Potential for Conservation in California’s Residential Sector , University of California Press, Berkeley, Calif.