What are the advantages and disadvantages of two-dimensional knowledge wind to people?

Advantages: it can promote the exchange of dry and cold air and warm and humid air. A long time ago, human beings learned to make windmills and pump water and process food by wind. Nowadays, people still use windmills to generate electricity. Wind energy can mix and balance a wide range of heat and water vapor, adjust the temperature and humidity of the air, send clouds and rain to distant places, and complete the water cycle on the earth.

Disadvantages: Wind often brings disasters to human beings. Storms, typhoons and hurricanes will flood farmland, collapse houses and cut off water and electricity supply. Tornadoes can destroy large areas of buildings, and the places they pass through are in a mess. Moreover, the wind will also bring up dust, form dust storms, harm people, drive the desert to move, and cause the desert.

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Precautions:

Pay attention to fire prevention. The wind is strong and the things are dry, and the fire danger is great. Pay attention to fire safety in windy weather. It is necessary to strengthen the cleaning of flammable materials to keep them away from fire sources; It is forbidden to burn garbage and straw outdoors to avoid fire accidents. Always check whether there are fire hazards in the surrounding environment where you live. Once found, eliminate it in time.

Avoid the narrow tube effect. When walking or cycling, take less long and narrow passages between high-rise buildings, because the long and narrow passages will form a narrow pipe effect, and the wind in the passages will increase, which will bring certain dangers to pedestrians.

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