Ключевые слова: angle, area, background, bark, base, below, branch, bright, diminishing, directly, environmentalist, extreme, foliage, forest, green, grove, growth, high, industry, leaf, life, looking, lumber, lush, maple, moving, nature, new, outdoors, park, perspective, scenics, shadow, silhouette, sky, skyward, sun, sunlight, tall, terrain, tree, trunk, up, vertical, view, wilderness, woods,