Ключевые слова: background, bark, blue, brown, chop, cloud, cut, ecology, energy, fire, firewood, forest, forestry, fuel, heap, industrial, industry, log, logging, logs, lumber, material, materials, natural, nature, outdoors, pile, pine, raw, renewable, sawmill, sky, stack, stacked, stock, stockpile, storage, texture, timber, tree, trunk, trunks, winter, wood, wooden, woodpile,