Transition Towns http://www.transitiontowns.org/
Transition Pittsburgh http://www.meetup.com/transitionpgh/
The Center for Bioregional Living http://www.homebiome.com/
Global Ecovillage Network http://gen.ecovillage.org/
Earthaven Ecovillage is a spiritually diverse activist community on 325 acres
in the North Carolinian Appalachian Mountains. Guided by Permaculture Design,
they are building an ecovillage in the midst of a regenerating decidious forest"