lt in a reduction of cultivable soil depth and a decline in soil fertility.On-site EffectsOn-site Effects((22))?Erosion also reduces available soil moisture, resulting in more drought-prone conditions.On-site EffectsOn-site Effects((33))? effect is a loss of productivity, which restricts what can be grown and results in increased expenditureon fertilizers to maintain yields. If fertilizers were used pensate for loss of fertility arising from erosion in Zimbabwe, the cost would be equivalent to US$1500 million per year, a substantial hidden cost to that country’s economy. On-site EffectsOn-site Effects((44))?The loss of soil fertility through erosion ultimately leads to the abandonment of land, with consequences for food production and food security and a substantial decline in land value.
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