Ключевые слова: activity, alternative, chimney, conservation, ecological, ecology, efficiency, efficient, energy, environment, environmental, facility, friendly, geothermal, geothermic, ground, heat, heating, high, hot, iceland, icelandic, industrial, industry, modern, natural, peninsula, pipe, pipeline, plant, power, powerplant, powerstation, renewable, reykjanes, site, source, spring, station, steam, steaming, structure, supply, sustainability, sustainable, technology, temperature, thermal, volcanic, water,