HI_Soil_Notes

HI_Soil_Notes - Human Impacts to Soils WG Gartner Geog 139...

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1 Human Impacts to Soils WG Gartner Geog 139 (People and Resources) Fall 2008 Soils and Soil Horizons Soils and Soil Horizons Soils = f (cl, o, r, pm, t, …)
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2 Soil Description Color Hue (Spectrum) Value (Lightness) Chroma (Purity) Soil Description Texture http://soils.usda.gov/technical/aids/investigations/texture/ Texture and Water Movement Soil Description Structure
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3 Soil Forming Processes Anthrosols: soils that have been formed or profoundly modified through long- term human activities, such as addition of organic materials and household wastes or through land-use such as irrigation or cultivation. Anthrosols and Soil Chemistry Human Impacts to the Soil Additions and Transformations at Carrier Mills, Illinois •D a r k e r C o
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4 Human Impacts to the Soil Additions and Transformations at Arctic Sites Human Impacts to the Soil Additions and Transformations in Northwest Europe Netherlands Uniform texture High OM, C, P Low Base Saturation
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HI_Soil_Notes - Human Impacts to Soils WG Gartner Geog 139...

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