Ключевые слова: abstract, agency, alternative, architecture, background, biology, building, business, button, care, clean, clear, comfort, comfortable, concept, conceptual, conservation, construction, eco, ecological, ecology, ecosystem, energy, environment, estate, grass, green, health, healthy, home, house, housing, icon, innovation, key, nature, pollution, power, property, recycle, recycling, renewable, safety, security, shelter, sign, sustainable, symbol, technology, white,