Ключевые слова: above, aerial, alternative, arizona, black, boulder, canyon, clean, construction, dam, eco, electrical, electricity, energy, engineering, environment, environmental, friendly, generation, generator, geology, green, highway, hoover, hydro, hydroelectric, hydroelectricity, hydropower, industry, infrastructure, lake, landscape, mead, mountain, nevada, outdoors, plant, power, powerplant, renewable, reservoir, road, rocky, scene, scenic, station, usa, view, vista, water,