Operable windows, clerestory roofs, solar chimneys, wind towers, green walls, living roofs, natural convection, cross ventilation, stack effect, cooling towers, shading devices, overhangs, louvers, jalousies, breathable materials, insulation systems, earth sheltered buildings, passive house design, low carbon footprint, sustainable architecture, eco-friendly buildings, daylight harvesting, soft natural lighting, 1/1 composition, symmetrical framing, realistic textures, ambient occlusion.