Ключевые слова: agriculture, asphalt, brown, carrying, commercial, conservation, crane, cut, environment, equipment, event, forest, gear, heavy, industrial, industry, investigate, light, load, loading, log, logging, lorry, lumber, machine, modern, moving, nature, park, people, pile, pine, processing, road, shipping, skill, stack, sun, technology, timber, trailer, transport, transportation, tree, truck, trunk, vehicle, wood, worker, young,