Soil Quality: the Functional Value and Stability of Soil Resources
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Water Flow and Flood Control
The costs to the U.S. society of accelerated erosion and water flow were estimated in 1995 at 17 billion dollars per year (Pimentel et al., 1995).
Pimentel, D., C. Harvey, P. Resosudarmo, D. Sinclair, D. Kurz, M. McNair, S. Crist, L. Shpritz, L. Fitton, R.Saffouri, & R. Blair. 1995. Environmental and economic cost of soil erosion and conservation benefits. Science 267(24), 1117-1123.