Ключевые слова: autumn, background, bark, beautiful, birch, branch, brown, conifer, conservation, ecological, environment, environmental, evergreen, fall, fir, forest, green, hill, landscape, leaf, leaves, light, natural, nature, outdoor, outdoors, park, pine, plant, root, roots, sand, scene, scenic, season, sky, spring, spruce, summer, sun, sunny, texture, travel, tree, trees, trunk, wood, woodland, woods,