Ключевые слова: building, cell, city, conservation, drawing, eco, ecologic, ecology, energy, environment, environmental, exterior, flowing, freshness, generated, global warming, graphic, green, growth, high voltage, hills, illustration, image, leaf, life, nature, nobody, painting, pattern, plant, power lines, scene, sign, skyline, skyscraper, solar panel, spray, spring, square, swirl, symbol, tree, turbine, urban, vibrant, vine, wave, wind, windmill,