ABSTRACT
Cold regions are most notable for their unique climate, which can be regarded as a basic feature as well. The main climatic feature of most cold regions can be mainly found in winter, so people will often associate these regions with snow, coldness, darkness and winter together. In winter, the cities in cold region has five climate characteristics: the outdoor temperature is generally lower than 0°C; daylight and sunshine time is short; winter precipitation is often dominated by the form of snow; longer duration of these three climatic features above; significant season change.
