What role does erosion play in soil degradation?

Erosion plays a significant role in soil degradation primarily by removing the topsoil layer. The topsoil is the uppermost layer of soil, which is rich in organic matter and nutrients essential for plant growth. When erosion occurs, especially through wind or water action, this nutrient-rich layer is stripped away, leaving behind a less fertile soil layer that is not as conducive to supporting healthy plant life.

As erosion continues, the loss of topsoil can lead to decreased agricultural productivity, increased desertification, and a decline in soil health overall. This process can also disrupt the balance of local ecosystems, making it harder for plants to thrive, ultimately leading to a cycle of soil degradation. Understanding this impact is crucial in environmental management and agricultural practices, highlighting the importance of erosion control measures to maintain soil integrity and productivity.