Natural and anthropogenic processes contributing to metal enrichment in surface soils of central Pennsylvania

Verfasser / Beitragende:
[A. Kraepiel, A. Dere, E. Herndon, S. Brantley]
Ort, Verlag, Jahr:
2015
Enthalten in:
Biogeochemistry, 123/1-2(2015-03-01), 265-283
Format:
Artikel (online)
ID: 605517126
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024 7 0 |a 10.1007/s10533-015-0068-5  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10533-015-0068-5 
245 0 0 |a Natural and anthropogenic processes contributing to metal enrichment in surface soils of central Pennsylvania  |h [Elektronische Daten]  |c [A. Kraepiel, A. Dere, E. Herndon, S. Brantley] 
520 3 |a Metals in soils may positively or negatively affect plants as well as soil micro-organisms and mesofauna, depending on their abundance and bioavailability. Atmospheric deposition and biological uplift commonly result in metal enrichment in surface soils, but the relative importance of these processes is not always resolved. Here, we used an integrated approach to study the cycling of phosphorus and a suite of metals from the soil to the canopy (and back) in a temperate watershed. The behavior of elements in these surface soils fell into three categories. First, Al, Fe, V, Co, and Cr showed little to no enrichment in the top soil layers, and their concentrations were determined primarily by soil production fluxes with little influence of either atmospheric inputs or biological activity. Second, P, Cu, Zn and Cd were moderately enriched in surface soils due to a combination of atmospheric deposition and biological uplift. Among the metals we studied, Cu, Zn and Cd concentrations in surface soils were the most sensitive to changes in atmospheric deposition fluxes. Finally, Mo and Mn showed strong enrichment in the top soil layer that could not be explained strictly by either current atmospheric deposition or biological recycling processes, but may reflect both their unique chemistry and remnants of past anthropogenic fluxes. Mn has a long residence time in the soil partly due to intense biological uplift that retains Mn in the top soil layer. Mo, in spite of the high solubility of molybdate, remains in the soil because of strong binding to natural organic matter. This study demonstrates the need to consider simultaneously the vegetation and the soils to understand elemental distribution within soil profiles as well as cycling within watersheds. 
540 |a Springer International Publishing Switzerland, 2015 
690 7 |a Metal  |2 nationallicence 
690 7 |a Soils  |2 nationallicence 
690 7 |a Biological uplift  |2 nationallicence 
690 7 |a Atmospheric deposition  |2 nationallicence 
690 7 |a Pollution  |2 nationallicence 
700 1 |a Kraepiel  |D A.  |u Department of Chemistry, Princeton University, 08544, Princeton, NJ, USA  |4 aut 
700 1 |a Dere  |D A.  |u Department of Geosciences and Earth and Environmental Systems Institute, Pennsylvania State University, 16802, University Park, PA, USA  |4 aut 
700 1 |a Herndon  |D E.  |u Department of Geosciences and Earth and Environmental Systems Institute, Pennsylvania State University, 16802, University Park, PA, USA  |4 aut 
700 1 |a Brantley  |D S.  |u Department of Geosciences and Earth and Environmental Systems Institute, Pennsylvania State University, 16802, University Park, PA, USA  |4 aut 
773 0 |t Biogeochemistry  |d Springer International Publishing  |g 123/1-2(2015-03-01), 265-283  |x 0168-2563  |q 123:1-2<265  |1 2015  |2 123  |o 10533 
856 4 0 |u https://doi.org/10.1007/s10533-015-0068-5  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10533-015-0068-5  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kraepiel  |D A.  |u Department of Chemistry, Princeton University, 08544, Princeton, NJ, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Dere  |D A.  |u Department of Geosciences and Earth and Environmental Systems Institute, Pennsylvania State University, 16802, University Park, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Herndon  |D E.  |u Department of Geosciences and Earth and Environmental Systems Institute, Pennsylvania State University, 16802, University Park, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Brantley  |D S.  |u Department of Geosciences and Earth and Environmental Systems Institute, Pennsylvania State University, 16802, University Park, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Biogeochemistry  |d Springer International Publishing  |g 123/1-2(2015-03-01), 265-283  |x 0168-2563  |q 123:1-2<265  |1 2015  |2 123  |o 10533