W01420 BAUER ET AL.: ASSESSING FIRST-ORDER RATES W01420 U.S. Environmental Protection Agency (EPA) (1999), Use <strong>of</strong> monitoring natural attenuation at Superfund, RCRA Corrective Action, <strong>and</strong> Underground Storage Tank Sites, Office <strong>of</strong> Solid Waste <strong>and</strong> Emergency Response Directive 9200.4-17, Washington, D. C. Wiedemeier, T. H., M. A. Swanson, J. T. Wilson, D. H. Kampbell, R. N. Miller, <strong>and</strong> J. E. Hansen (1996), Approximation <strong>of</strong> biodegradation rate constants for monoaromatic hydrocarbons (BTEX) in ground water, Ground Water Monit. Remed., 16(3), 186–194. Wiedemeier, T. H., H. S. Rifai, T. J. Wilson, <strong>and</strong> C. Newell (1999), Natural Attenuation <strong>of</strong> Fuels <strong>and</strong> Chlorinated Solvents in the Subsurface, John Wiley, Hoboken, N. J. Wilson, R. D., S. F. Thornton, <strong>and</strong> D. M. Mackay (2004), Challenges in monitoring the natural attenuation <strong>of</strong> spatially variable plumes, Biodegradation J., 15(6), 459–469, doi:10.1023/b:biod.0000044591. 45542.a9. Zamfirescu, D., <strong>and</strong> P. Grathwohl (2001), Occurrence <strong>and</strong> attenuation <strong>of</strong> specific organic compounds in the groundwater plume at a former gasworks site, J. Contam. Hydrol., 53, 407–427, doi:10.1016/S0169- 7722(01)00176-0. 14 <strong>of</strong> 14 Zhang, D., <strong>and</strong> S. P. Neuman (1996), Effect <strong>of</strong> local dispersion on solute transport in r<strong>and</strong>omly heterogeneous media, Water Resour. Res., 32, 2715–2723. Zhang, Y.-K. (2003), Non-ergodic solute transport in physically <strong>and</strong> chemically heterogeneous porous media, Water Resour. Res., 39(7), 1197, doi:10.1029/2003WR002116. Zhang, Y.-K., <strong>and</strong> R. C. Heathcote (2003), An improved method for estimation <strong>of</strong> biodegradation rate with field data, Ground Water Monit. Remed., 23(3), 112–116. S. Bauer, C. Beyer, <strong>and</strong> O. Kolditz, Center for <strong>Applied</strong> Geoscience, University <strong>of</strong> Tübingen, Sigwartstr. 10, D-72076 Tübingen, Germany. (sebastian.bauer@uni-tuebingen.de; christ<strong>of</strong>.beyer@uni-tuebingen.de; kolditz@uni-tuebingen.de)
Enclosed Publication 3 Beyer, C., Bauer, S., Kolditz, O. (2006): Uncertainty Assessment <strong>of</strong> Contaminant Plume Length Estimates in Heterogeneous Aquifers. J. Contam. Hydrol., 87, 73-95, doi: 10.1016/j.jconhyd.2006.04.006. Reprinted from Journal <strong>of</strong> Contaminant Hydrology, 87, Beyer, Christ<strong>of</strong>, Bauer, Sebastian <strong>and</strong> Olaf Kolditz, Uncertainty Assessment <strong>of</strong> Contaminant Plume Length Estimates in Heterogeneous Aquifers, 73-95, Copyright 2006, with permission from Elsevier. The enclosed article can be obtained online via ScienceDirect at http://www.sciencedirect.com/science/journal/01697722.
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Applied numerical modeling of satur
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Abstract Applied numerical modeling
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Vorwort Die zurückliegenden drei J
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List of abbreviations and mathemati
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for the application studies outline
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The approximate solution employed h
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Table 4: Normalized degradation rat
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Comparing results for source widths
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Einleitung und Zielsetzung In Deuts
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die Anzahl Simulationsläufe den Vo
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Grundlage des Korngrößenspektrums
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Dies ist als konservative Abschätz
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Randbedingungen abhängig ist. Aus
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keinen Einfluss auf die abgebaute M
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Carsell, R. F., Parish, R. S.: Deve
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van Genuchten, M.T.: A closed form