volume 39, issue 1, P3-16 2005
DOI: 10.1016/j.watres.2004.07.026
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Fernando T. Wakida, David N. Lerner

Abstract: Nitrate is often seen as an agricultural pollutant of groundwater and so is expected to be at higher concentrations in the groundwaters surrounding a city than in those beneath it. However the difference between rural and urban nitrate concentrations is often small, due to the non-agricultural sources of nitrogen that are concentrated in cities. This paper illustrates the source and significance of non-agricultural nitrogen for groundwater and presents a case study of nitrate loading in the city of Nottingham.…

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