Ключевые слова: antarctic, antarctica, arctic, background, blue, break, climate, cold, continent, crack, crystal, ecology, extremal, floats, freeze, fresh, freshness, frost, global, hole, ice, iceberg, iceboat, icebreaker, icehole, icescape, icy, landscape, natural, nature, north, ocean, polar, scenics, sea, season, ship, sky, snow, solid, southern, split, spring, track, water, white, winter, wrestled,