Ключевые слова: agriculture, architecture, area, chemical, clouds, country, development, dusk, ecology, emerging, energy, environment, equipment, evening, factory, field, grass, growth, horizon, industrial, industrialization, infrastructure, landscape, machinery, maintenance, manufacturing, nature, oilfield, petroleum, pipeline, plans, production, refinery, reserve, resources, rural, scene, silhouette, site, sky, stability, storage, sunlight, sunset, tanks, technology, urban, use,