Ключевые слова: alternative, alternative energy, background, bark, brown, chop, chopped, closeup, cracked, cut, drying, energy, environment, environmental, fire, fire wood, firewood, forest, forestry, fuels, heap, industry, log, logging, lumber, material, natural, pile, piled, resource, sawn, seasoned, softwood, split, spruce, stack, stacked, stock, texture, timber, tree, trunk, up, wood, wood pile, wood stack, wooden, woodpile, woodstack,