Ключевые слова: blue, building, ecology, electrical, electricity, energy, environment, europe, factory, fumes, geo, geological, geology, geothermal, green, ground, heat, hot, hverarond, hverir, iceland, icelandic, industrial, industry, island, krafla, lake, landscape, mountain, myvatn, nature, nordic, north, pipe, plant, power, production, sky, smoke, spring, station, steam, technology, thermal, travel, turquoise, volcanic, volcano, water,