What's the use of wind?

1. Wind is a kind of natural energy, which can promote the exchange of dry cold air and warm wet air. A long time ago, humans learned to make windmills, which were blown by the wind to pump water and process grain. Now people still use windmills to generate electricity.

2. Wind energy can mix and balance a wide range of heat and water vapor, and adjust the temperature and humidity of the air; Clouds and rain can be sent far away, so that the water cycle on the earth can be completed.

3. In agricultural squadron, wind plays an important role in improving farmland environment. We know that air flows to form wind, which transports and exchanges carbon dioxide, oxygen and heat in the air. It creates conditions for the growth of crops.

4. Wind can spread plant pollen and seeds and help plants pollinate and reproduce.

However, the 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.

6, and the wind will also bring up dust, forming dust storms, endangering the human body, and will also drive the desert to move and cause the desert.