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… Copyright: © 2002 International Union for Conservation of Nature and Natural Resources Reproduction of this publication … of Soil 11 2.1.3 Land Use Functions of Soil 11 3. The Nature of Soil 11 4. Soil Degradation 12 5. Land Degradation … plant cover; (b) soils as a biological habitat and gene reserve; (c) soils as a spatial base for technical, …

… assessments can be either quantitative or qualitative in nature. The elements of a human health risk assessment … provides valuable information on a site, including: • the nature and location of contaminants with respect to the soil … pattern to provide a good representation of the extent and nature of the contamination. Extra sampling points should be …