Ключевые слова: abstract, aging, background, bark, brown, circle, closeup, construction, cut, ecology, energy, environment, firewood, forest, forestry, green, heap, industrial, industry, life, log, logging, logs, lumber, material, natural, nature, pattern, pile, pine, plant, raw, ring, round, rural, sawmill, sawn, stack, stacked, storage, texture, timber, tree, trees, trunk, wall, wood, wooden, woodpile, years,