¥Overplowing, overgrazing, and
deforestation make soil vulnerable to wind and water erosion
¥Roughly 1/3 of the worldÕs cropland is now losing topsoil faster than it can be
re-formed
¥Topsoil loss reduces
productivity, eventually leading farmers and herders to abandon their land
¥Countries such as Lesotho,
Haiti, Mongolia, and North Korea are losing the ability to feed themselves