Ключевые слова: alternative, building, buy, clean, concept, conservation, creative, dream, dwelling, earth, eco, ecofriendly, ecologic, ecological, ecology, energy, environment, global, grass, green, home, house, housing, impact, innovation, investment, key, living, natural, nature, property, protection, recycle, recycling, renewable, residence, residential, resource, responsibility, reuse, self contained, small, solution, structure, sustainability, sustainable, symbol,