The article discusses how urbanization is causing problems with water and soil erosion in cities. By looking at examples from other countries and analyzing data from Shenzhen Bay, the author shows that urban soil and water erosion has both obvious and hidden effects. To protect the environment, it is important to maintain a balance in water and soil ecology. The author suggests that by understanding the relationships between people, water, soil, and plants, we can create a culture that values and protects our natural resources. This will help us live in harmony with nature and achieve the goal of conserving urban soil and water.