Ключевые слова: active, aggressive, brimstone, caldera, canyon, climate, cloud, crater, earthquake, ecology, ecosystem, environment, eruption, field, fog, fumarole, fumy, gas, geology, geothermal, geyser, heat, hot, ice, kamchatka, landscape, lava, magma, mineral, mountain, mutnovsky, nature, power, relief, rock, russia, sky, smoke, spray, steam, stone, thermal, tourism, travel, valley, vapor, volcanic, volcanism, volcano, volcanology,