Analyze why it is windy in Horqin area.

There are few windbreaks and strong solar radiation.

1. There are too few windbreaks in Horqin area, the overground vegetation under grazing is seriously damaged, and the soil desertification is serious, which leads to windy weather.

2. The solar radiation increases, the weather is clear, and the ground temperature rises rapidly during the day, which strengthens the pressure gradient between the ground thermal low pressure and its adjacent ground cold high pressure, leading to windy weather in the area with the strongest pressure gradient.