Eco tree houses come of age

Fab Tree Hab on Smart Planet UK Eco tree houses come of age SmartPlanet.com - London,UK Innovative designers are creating tree houses that live and 'breathe,' like the Fab Tree Hab. It uses high-tech computer modelling and ancient techniques ... http://www.smartplanet.com/news/leisure/10000032/eco-tree-houses-come-of-age.htm