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- 21:18, 16 April 2012 (hist) (diff) N Natural Capitalism (''See [http://natcap.org natcap.org] for this illustrative and somewhat rigorous view of optimizing natural capital.'') (top)
- 20:03, 16 April 2012 (hist) (diff) N Green utility (''See [http://grid.referata.com grid.referata.com] on how '''green utility''' technologies and business models are evolving.'') (top)
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