Ключевые слова: abstract, aging, alps, background, bark, bavaria, brown, castle, circle, concentric, cracked, cut, domestic, effect, energy, environment, fire, fireplace, firewood, forest, forestry, fuel, fussen, germany, heat, log, logging, lumber, material, natural, nature, organic, pattern, plant, power, preparation, raw, renewable, resource, ring, rough, round, rural, scene, season, section, shape, slice, stack, stacked, structure, texture, textured, timber, tree, trunk, wall, winter, wood, wooden, woodpile, years, yellow,