Ключевые слова: abstract, background, birch, brown, circle, closeup, cut, deforestation, detail, ecology, energy, environment, fire, firewood, forest, forestry, fresh, fuel, hardwood, heap, industry, log, lumber, material, natural, nature, old, outdoors, pile, raw, ring, rough, saw, split, stacked, texture, textured, timber, tree, white, winter, wood, wooden, woodpile,