http://pncminnesota.wordpress.com/2011/09/14/green-phallus-tours-tc-pagan-pride/
Soil Cube
http://www.soilcube.com/
Alternative Building
http://www.greenhomebuilding.com/index.htm
Adobe House
Cob House
Cob House Interior
Earthbag House
Strawbale House
Hereford Hogs
www.collapsenet.com
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