Ключевые слова: air, architecture, background, black, black smoke, blue, brick, building, carbon dioxide, chimney, clinker brick, cloud, clouds, coal, combust, construction, contamination, countryside, dark, detail, ecology, effect, energy, environment, environmental pollution, furnace, global, greenhouse gas, greenhouse gas emissions, health, heating, home, house, light, mountain, nature, old, pattern, pollution, roof, sky, smog, smoke, smoke cloud, snow, soot, top, urban, warming, winter,