They are found in Norway as well.
Look at this:
2000 years ago, Rome was highly advanced. To this day africans builds part of their areas of living from their own shit.
Ahhh, Biodegradiable materials...I guess yu didn't see the Toyota Commercial showing a Toyota Prius being built from trees, plant material, etc, and then, degrading into it's bare skeleton...It's what you call green thinking...
Romans also like to buttfuck anything and anybody. If that what want to call progression, or regression---or perversion
BTW, I've seen some nice "Luxury Mansion Huts" done Native style, with all the amenties of a modern home...nice round shapes, beautiful earthern bricks...You should expand your closed minded horizons...After all, those who are obssessed with IQ's, tend to be the ones most insecure of their own.