Green roofs, lush vegetation, natural ventilation systems, operable windows, clerestory windows, solar chimneys, wind towers, atriums, internal courtyards, open floor plans, breathable building materials, recycled materials, low-carbon footprint, energy-efficient design, passive cooling techniques, thermal mass walls, insulation materials, double-glazed windows, shading devices, overhangs, vertical green walls, living walls, natural light, airy atmosphere, 3/4 composition, panoramic view, realistic textures, ambient occlusion.