By harnessing the power of the wind and collecting the suns energy sustainability is achievable even in the cold northern climate of Ontario, Canada. Situated near the top of a hill, facing due south, this passive solar house uses concrete flooring to collect heat from the sun without the need for a furnace. Massive straw bale walls insulate the home to retain heat in the winter and coolness in the summer. A large skylight in the center of the home creates a natural air conditioner that takes advantage of convection currents in the summer to cool the entire home, while providing day lighting year round. All the materials used in the construction are chemical and toxin free. This modern home combines comfort year round, energy sustainability, occupant health, comfort and the inspiration of a natural setting.