Pun Pun means 1000 x 1000 variety in North Thai Language. This group builds adobe Thai style houses. They're also into sustainable argroculture. They are located about 50K north of Chiang Mai past Mae Rim. Going there tomorrow :)SEE: http://www.punpunthailand.org/      Full report when I get back     

I think up past Mae Taeng toward the big Dam

Interesting Bruce, looking forward to your report. 8)

good stuff. listing on my must visit list.