Erosion takes top soil, leaves liability.
Streamline Publications Eroded soil has become a large enough problem to attract the attention of the Environmental Protection Agency which considers the wind or water-borne soil a pollutant. The economics of the situation are as shocking as they are straightforward. Studies have shown that it costs some thirty-five times as much to fix an erosion problem as it does to prevent it. And that is just the cost of fixing it. Never mind possible penalties that the government might impose.