Ключевые слова: architecture, arrow, bar, building, business, certificate, chart, class, classification, climate, concept, conservation, construction, consumption, cost, design, eco, ecological, ecology, effective, efficiency, efficient, electric, element, energy, environment, environmental, gauge, graph, graphic, green, home, house, icon, illustration, improvement, label, low, performance, power, rating, real, renovation, save, saving, sign, sustainable, symbol, technology,