I just read an article about Whole Tree Architecture in The Journal of Light Construction. It was so interesting I went looking for them on the web. Here is video of a recent building http://www.youtube.com/watch?v=AhcCm6xaH-0
Given the time it takes trees etc to mature, always thought it would be a good idea to start trees etc when a child is born. they may not go to college, but at least they will have some 'giving' trees.
You know it is dark times when the trees riot. I think this tiny ad is their leader:
A rocket mass heater heats your home with one tenth the wood of a conventional wood stove