Grz, Fledgling, Wombat et al, check *this* out for alternative building..

Very non-standard building, but strong, strong, strong, and the basic method could be adapted to many other structures than a dome:

http://www.calearth.org

and then there is sustainable self-sufficiency:

http://www.solviva.com

Good Health to All of Us :-),

Ladylove :-)

PS: Thank you folks for all the wonderful posts on this thread. I really wish we had a forum for discussions on this kind of topic, but one that would draw specifically harmonious-thinking folks.. I think it would be something like "Benificent Survivalism" or something.. < s i g h > - I don't know. Any suggestions? Tweet