Distinguish between sheet erosion and gully erosion.
Sheet erosion occurs when a thin layer of topsoil is removed.
Gully erosion is the process by which gullies are formed. Hillsides are more prone to gullying when they are cleared of vegetation.
Distinguish between sheet erosion and gully erosion.
Sheet erosion occurs when a thin layer of topsoil is removed.
Gully erosion is the process by which gullies are formed. Hillsides are more prone to gullying when they are cleared of vegetation.