Which of the following is false regarding soil erosion?
◦ It takes 5 years to mature a few centimeters of soil.
◦ 35% of farmland is losing soil faster than it can form.
◦ Soil erosion can be controlled by planting on the contour.
◦ Soil losses cost the U.S. $25 billion each year.
◦ Thirty-five percent of farms worldwide are losing soil faster than it is being formed.