Search Results - "Nater, E.A."

X-ray Absorption Spectroscopic Evidence for the Complexation of Hg(II) by Reduced Sulfur in Soil Humic Substances by Xia, K, Skyllberg, U. L, Bleam, W. F, Bloom, P. R, Nater, E. A, Helmke, P. A

“…Analysis of Hg(II) complexed by a soil humic acid (HA) using synchrotron-based X-ray absorption spectroscopy (XAS) revealed the importance of reduced sulfur…”
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Mass, surface, and fragmentation fractal dimensions of soil fragments produced by tillage by Giménez, D., Allmaras, R.R., Huggins, D.R., Nater, E.A.

“…Structural units in freshly tilled soil are mainly fragments derived from tillage. Fractal geometry is potentially useful to model this structure. This…”
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Changes in microrelief and their effects on infiltration and erosion during simulated rainfall by Magunda, M.K., Larson, W.E., Linden, D.R., Nater, E.A.

“…The erosivity of soils under a given rainfall energy appears to vary greatly among soil orders, probably reflecting differences in clay composition and organic…”
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Heavy metal adsorption by montmorillonites modified with natural organic cations by Cruz-Guzman, M, Celis, R, Hermosin, M.C, Koskinen, W.C, Nater, E.A, Cornejo, J

“…Agricultural and industrial pollution release large amounts of heavy metals into the atmosphere, surface water, soil, and plants. The protection and…”
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Binding of Mercury(II) to Reduced Sulfur in Soil Organic Matter along Upland‐Peat Soil Transects by Skyllberg, Ulf, Xia, Kang, Bloom, Paul R., Nater, Edward A., Bleam, William F.

“…The binding of Hg2+ in organic matter of soils and waters controls the transport and transformations of Hg in terrestrial and aquatic ecosystems. We developed…”
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Mercury budget of an upland-peatland watershed by Grigal, D.F, Kolka, R.K, Fleck, J.A, Nater, E.A

“…Inputs, outputs, and pool sizes of total mercury (Hg) were measured in a forested 10 ha watershed consisting of a 7 ha hardwood-dominated upland surrounding a…”
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Hydrologic Cycling of Mercury and Organic Carbon in a Forested Upland–Bog Watershed by Kolka, R.K., Grigal, D.F., Nater, E.A., Verry, E.S.

“…The hydrologic cycling of total Hg (HgT) and organic C (OC) was studied for a 1‐yr period in a northern Minnesota forested watershed, consisting of an upland…”
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Historical Sediment Flux from Three Watersheds into Lake Pepin, Minnesota, USA by Kelley, D. W., Nater, E.A.

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A new model of topographic effects on the distribution of loess by Mason, Joseph A, Nater, Edward A, Zanner, C.William, Bell, James C

“…A model of topographic influence on the regional transport and accumulation of loess in sparsely vegetated landscapes is proposed, based on the critical role…”
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Mercury and Organic Carbon Relationships in Streams Draining Forested Upland/Peatland Watersheds by Kolka, R. K., Grigal, D. F., Verry, E. S., Nater, E. A.

“…We determined the fluxes of total mercury (HgT), total organic carbon (TOC), and dissolved organic carbon (DOC) from five upland/peatland watersheds at the…”
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Mercury uptake by trees: an observational experiment by Fleck, J.A, Grigal, D.F, Nater, E.A

“…We conducted a simple observational experiment to test whether differences in Hg in tissue of red pine (Pinus resinosa Ait.) were related to soil or to…”
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Source apportionment of lake bed sediments to watersheds in an Upper Mississippi basin using a chemical mass balance method by Kelley, D.W, Nater, E.A

“…Sediment samples were collected from three known sources contributing to a depositional basin of the Upper Mississippi River, USA. The heavy silt fraction…”
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Atmospheric inputs of mercury and organic carbon into a forested upland/bog watershed by Kolka, R.K, Nater, E.A, Grigal, D.F, Verry, E.S

“…Inputs of mercury (Hg) and dissolved organic carbon (DOC) in throughfall and stemflow waters were measured for an upland/bog watershed in northern Minnesota,…”
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Prevalence and initiation of preferential flow paths in a sandy loam with argillic horizon by Perillo, C.A, Gupta, S.C, Nater, E.A, Moncrief, J.F

“…Numerous studies have reported on preferential solute transport, giving evidence that preferential flow is widespread. However there has been little field…”
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Chemical Characterization of Ash from Gasification of Alfalfa Stems: Implications for Ash Management by Mozaffari, M., Rosen, C. J., Russelle, M. P., Nater, E. A.

“…Electricity generation from biomass is an attractive option from an environmental perspective. Pilot studies have indicated that alfalfa (Medicago sativa L.)…”
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Fractal dimensions for volume and surface of interaggregate pores — scale effects by Giménez, D., Allmaras, R.R., Nater, E.A, Huggins, D.R.

“…Geometrical attributes of pore systems in soil have shown fractal scaling. Scaling in natural materials is inherently statistical, i.e., fractal dimensions may…”
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Forest soil mineral weathering rates: use of multiple approaches by Kolka, R.K., Grigal, D.F., Nater, E.A.

“…Knowledge of rates of release of base cations from mineral dissolution (weathering) is essential to understand ecosystem elemental cycling. Although much…”
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Historical Sediment Flux from Three Watersheds into Lake Pepin, Minnesota, USA by Kelley, D. W., Nater, E.A.

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Flow velocity effects on the retardation of FD&C blue no. 1 flood dye in soil by Perillo, C.A, Gupta, S.C, Nater, E.A, Moncrief, J.F

“…Dyes are often used as tracers of water and solute flow in soil. However, there has been little published research on the effects of flow velocity on the…”
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X-Ray Absorption Spectroscopic Evidence for the Complexation of Hg(II) by Reduced Sulfur in Soil Humic Substances by Xia, K., Skyllberg, U.L., Bleam, W.F., Bloom, P.R., Nater, E.A., Helmke, P.A.

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