Ключевые слова: autumn, background, beech, belgium, birds, book, branches, brown, brussels, colorful, colors, cover, cycle, design, ecology, ecosystem, environment, europe, european, fall, forest, fresh, green, growth, home, house, leaves, life, nature, nest, orange, organic, red, season, seasonal, shelter, sustainability, sustainable, tan, tawny, tree, trunk, wallpaper, wood, yellow,