Meet Mr EROI, Charles A.S. Hall

Youtube text: Professor Charles A. S. Hall speaks of his concept “Energy Return on Investment” (EROI) at a seminar arranged by think tank Global Challenge in Stockholm. Posted November 2012.

[wikipedia]
[bio]
[amazon.com] – Charles A. S. Hall & Kent A. Klitgaard, Energy and the Wealth of Nations: Understanding the Biophysical Economy (Oct 2011, $79.88)