Ключевые слова: agriculture, alternative energy, alternative fuel, car, carrying, commodity, cut, deforestation, ecology, energy, environment, equipment, fire wood, firewood, forest, forestry, heavy, industrial, industry, log, logging, lorry, lumber, lumber jack, lumberjack, machine, machinery, material, natural, nature, people, pine, recycling, road, sustainability, timber, timber transport, tractor, transport, transportation, tree, truck, trunk, vehicle, wood, wooden, woods, work,