Soil Erosion and Dryland Farming

"I''ve seen the Sudan, traveled in South and Central America and been all over Europe, but I''ve never seen what I''ve been able to see on this tour [of the Loess Plateau, China]."
-Ed Skidmore, soil scientist, Wind
Erosion Research Unit of the Agricultural Research Service, USDA, Manhattan, Kansas

Overpopulation is at the core of most en