Vegetation status, topography, climate, vegetation types and vegetation area in Laizhou.

How cold is the weather (ice and snow): the climate in northwest China is dry, and the temperature difference between day and night is large. The science of studying climate is climatology. Time scales are months, seasons, years, years to hundreds of years. Climate is measured by the characteristics of cold, warm, dry and wet, and is usually characterized by the average value and deviation value of a certain period.