Ключевые слова: agriculture, background, bark, big, biomass, chop, construction, cut, deforestation, energy, exploitation, felled, firewood, forest, forestry, green, ground, hardwood, harvest, horizontal, industrial, industry, italy, log, lumber, material, mill, nature, pattern, pile, pine, plant, products, rainforest, russia, saw, stack, sustainable, technology, timber, tractor, tree, tropical, truck, trunk, vehicle, wood, wooden, work,