Ключевые слова: barn, black, block, blue, bush, clouds, day, development, drilling, economy, energy, equipment, field, fuel, gas, gasoline, geology, gold, hole, khanty, lake, mansi, mast, natural, nature, north, oil, plant, playground, pump, recycling, resources, rig, russia, sand, sky, summer, swamp, tyumen, utility, wealth, western siberia,