Ключевые слова: biomass, cut logs, deforestation, firewood, forest conservation, forest ecology, forest products, forestry, forestry equipment, forestry industry, forestry management, industrial wood, logging, logging operation, logs, lumber, lumber industry, lumber processing, natural resources, pile, raw material, renewable resource, sawmill, stack, stacked logs, sustainable forestry, sustainable logging, timber, timber harvesting, timber industry, timber supply, tree cutting, tree trunks, wood, wood processing, woodpile, woodworking,