http://nooventures.edublogs.org/2007-11-13-taking-action-for-sustainability-the-earthcat-guide-to-community-development-by-gwendolyn-hallsmith-christian-layke-and-melissa-everett-2005/ Mind Ventures in the Quest for a Life-Sustaining Civilization Design Thu, 21 Aug 2008 22:57:49 +0000 http://wordpress.org/?v=2.5.1