Ключевые слова: abstract, background, bark, biomass, black, brown, chipped, chipping, chips, chopped, closeup, cold, covered, cutting, detail, early, environment, firewood, forest, frost, frozen, garden, ground, ice, icy, kindling, landscape, lumber, macro, material, natural, nature, outdoor, pattern, pile, plant, pulp, rustic, season, snow, texture, timber, tree, white, wild, winter, wood, wooden,