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• Hall, C
• Dale, B
• Pimentel, D
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• Dale, B
• Pimentel, D
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• Hall, C
• Dale, B
• Pimentel, D

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Sustainability 2011, 3(12), 2413-2432; doi:10.3390/su3122413

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Seeking to Understand the Reasons for Different Energy Return on Investment (EROI) Estimates for Biofuels

Charles A.S. Hall ^1,* , Bruce E. Dale ²  and David Pimentel ³

¹ College of Environmental Science and Forestry, State University of New York, Syracuse, New York, NY 13210, USA ² Michigan State University, East Lansing, MI 48824, USA ³ Cornell University, Ithaca, NY 14853, USA

* Author to whom correspondence should be addressed.

Received: 5 July 2011; in revised form: 17 November 2011 / Accepted: 24 November 2011 / Published: 13 December 2011

(This article belongs to the Special Issue New Studies in EROI (Energy Return on Investment))

Download PDF Full-Text [262 KB, uploaded 13 December 2011 14:39 CET]

Abstract: The authors of this paper have been involved in contentious discussion of the EROI of biomass-based ethanol. This contention has undermined, in the minds of some, the utility of EROI for assessing fuels. This paper seeks to understand the reasons for the divergent results.

Keywords: Ethanol; EROI; corn-based; cellulosic

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