Ключевые слова: backgrounds, bark, brown, business, carpentry, circle, closeup, concentric, concepts, conservation, construction, cracked, cross, cutting, deforestation, effect, environment, environmental, focus, frame, grain, grass, hardwood, heap, ideas, industry, log, lumber, macro, material, midsection, natural, nature, objects, old, outdoors, pattern, people, plants, rings, rough, sawing, section, selective, summer, textured, timber, tree, trunk, wood,