What would you chose and why?

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(3 September 2012, 09:15)bigpaul Wrote:

(3 September 2012, 09:09)Prepaday Wrote: @PB...why?

because they were used by "first nations"(as Ray Mears calls them) for centuries and have stood the test of time, they are made of natural materials which are readily available.

Don't understand if this is to be a permanent structure or moveable.

For a permanent structure its worthwhile considering building a solid base like NR suggests, but using Straw bale construction for the walls. There's loads of info on the net. This is ultra thermally efficient and if properly rendered, its quite fire-proof as well.