Ключевые слова: above, above ground, age, agronomy, big, concept, danger, destruction, detail, ecology, eroded, erosion, exposed, geology, grass, ground, growth, idea, intertwined, large, level, many, nature, nobody, old, outdoors, pine, plant, problem, process, result, root system, roots, sand, show, soil, solution, spread, spreading, strength, strong, surface, system, tree, tree trunk, twisted, visible,