Ключевые слова: arctic, attention, beautiful, careful, cautious, children, circle, cold, cooling, cruise, dangerous, deep, drill, equipment, foam, frail, freeze, frost, gas, glacial, hoarfrost, hole, lake, landscape, line, melt, natural, nature, open, outdoors, pattern, pond, reflection, risk, risky, river, season, shape, snow, stony, surface, through, throw stone, torn, under water, watch, water, weak, wilderness, winter,