Ключевые слова: arctic, below, blue, celsius, centigrade, climate, cold, conceptual, cooling, december, degree, device, equipment, fall, forecast, freeze, frost, glass, ice, icy, instrument, low, measure, measurement, meteorology, minus, nature, number, outdoor, outside, red, scale, science, season, sign, snow, snowflake, symbol, temperature, termometer, thermometer, tool, weather, white, winter, zero,