Duke Energy Named to Dow Jones Sustainability Index World List

CHARLOTTE, N.C., Sept. 9 /PRNewswire/ -- Duke Energy's (NYSE: DUK) environmental, social and economic performance earned it a place on the Dow Jones Sustainability World Index announced today.

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The Dow Jones Sustainability World Index (DJSI World) comprises more than 300 companies identified as the top 10 percent of the leading sustainability performers among the largest 2,500 companies in the Dow Jones Global Total Stock Market Index. In the electricity sector, 105 companies were evaluated for consideration as the top sustainability performers in their industry. Thirteen electric utilities from around the world were named to the elite World index. For the past four years, Duke Energy had been named to the DJSI for North American companies in the electric utility sector.

"Being named to the DJSI World list is a remarkable achievement by the employees of Duke Energy," said James Rogers, chairman, president and chief executive officer. "This recognition further validates our mission to do business in a way that's good for people, the planet and profits, and it will motivate our team to achieve even higher performance."

Launched in 1999, the DJSI tracks the financial performance of leading sustainability-driven companies worldwide. In selecting the top performers in each business sector,

DJSI reviews companies on several general and industry-specific topics related to economic, environmental and social dimensions. These include corporate governance, environmental policy, climate strategy, human capital development and labor practices. The index is compiled annually by Dow Jones and the Zurich-based Sustainable Asset Management Group. More information is available at www.sustainability-indexes.com.

Duke Energy publishes an annual Sustainability Report that summarizes its efforts to reduce its environmental footprint, develop next-generation energy technologies and operate as a sustainable business. The 2009-2010 report focuses on the company's mission to deliver affordable, reliable and clean energy, and presents 10 corporate sustainability goals covering:

The report is available online at: http://sustainabilityreport.duke-energy.com.

Duke Energy is one of the largest electric power holding companies in the United States. Its regulated utility operations serve approximately 4 million customers located in five states in the Southeast and Midwest, representing a population of approximately 11 million people. Its commercial power and international business segments own and operate diverse power generation assets in North America and Latin America, including a growing portfolio of renewable energy assets in the United States. Headquartered in Charlotte, N.C., Duke Energy is a Fortune 500 company traded on the New York Stock Exchange under the symbol DUK. More information about the company is available on the Internet at: www.duke-energy.com.  To learn more and contribute to the discussion about the energy issues of today and the possibilities of tomorrow see www.sheddingalight.org.

SOURCE Duke Energy