Industrialized Cyclist Notepad


Energy Return on Investment Threshold
November 25, 2011, 22:43
Filed under: Uncategorized | Tags: ,

…appears to be about 8.

David Murphy, The Energy Return on Investment Threshold. The Oil Drum, Nov. 25, 2011.

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Happy Fracsgiving
November 25, 2011, 03:47
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http://www.denverpost.com/news/ci_19403791

Colorado frac disclosure trumped by ‘trade secrets.’