The Erssons are a family in Portland that has gone the extra mile in working to reduce their footprint and follow a sustainable lifestyle in an urban setting. (Though not what you might traditionally called an "organization", they have been categorized as an organization here at Appropedia. Why not: they are a group organized as a family...) Ole Ersson has written numerous web articles, most of which have been ported to Appropedia. The ported articles are categorized at the bottom of this page.
There are also some "human interest" articles that will tell you more about the Erssons:
Pages in category "Erssons"
The following 13 pages are in this category, out of 13 total.