Ключевые слова: alternative, apartment, architecture, brick, build, building, cement, concrete, construct, construction, design, eco, ecological, empty, energy, environment, estate, floor, friendly, green, home, house, indoor, inside, interior, lowenergy, material, modern, nature, passive, power, property, real, renewable, residential, room, scaffold, site, structure, sunlight, sustainable, technology, unfinished, wall, wheelbarrow, window, wooden, work,