Ключевые слова: afforestation, air, bulldozer, change, claw, cleaning, climate, deforestation, dredge, ecological, economy, engine, environment, environmental, equipment, excavator, field, forest, forestry, gravel, green, hole, hydraulic, industrial, industry, machine, make, natural, nature, old, pit, power, problem, railway construction, remove, rise, roots, rural, scoop, site, soil, stumps, subsoiler, subsoiling, transportation, trees, urbanization forestry, vehicle, works, yellow,