Ключевые слова: arctic, background, celsius, centigrade, climate, closeup, cold, cool, crystal, december, degree, device, equipment, extreme, fahrenheit, february, forecast, freeze, frost, frosty, ice, indicator, instrument, low, measure, measurement, mercury, meteorology, minus, natural, nature, number, outside, scale, season, snow, snowflake, spring, symbol, temperature, thermometer, thermostat, tool, under, weather, white, winter, zero,