Ключевые слова: alternative, architecture, background, building, business, clean, concept, conceptual, conservation, construction, cottage, country, design, eco, ecological, ecology, electric, electricity, energy, environment, environmental, estate, grass, green, healthy, home, house, housing, illustration, isolated, leaf, modern, natural, nature, panel, power, property, real, real estate, renewable, rent, residential, shelter, sign, structure, symbol, technology, white, window,