Using δ15N and δ18O values to identify sources of nitrate in karstic springs in the Paris basin (France).

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Title: Using δ15N and δ18O values to identify sources of nitrate in karstic springs in the Paris basin (France).
Authors: El Gaouzi, Fatima-Zahra J.1,2,3, Sebilo, Mathieu1 mathieu.sebilo@upmc.fr, Ribstein, Pierre2, Plagnes, Valérie2, Boeckx, Pascal4, Xue, Dongmei4, Derenne, Sylvie1, Zakeossian, Manon3
Source: Applied Geochemistry. Aug2013, Vol. 35, p230-243. 14p.
Subjects: Nitrates, Bayesian analysis, Mathematical models, Turloughs, Water springs, Agriculture
Geographic Terms: Paris Basin (France)
Abstract: Highlights: [•] δ15N and δ18O allowed characterizing nitrate sources in two karstic springs. [•] Respective endmembers contributions were quantified with Bayesian model. [•] Sp1 is supplied by different endmembers with the same range of proportions. [•] Sp2 is mainly fed by agriculture and chalk nitrates. [Copyright &y& Elsevier]
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Database: Engineering Source
Description
Abstract:Highlights: [•] δ15N and δ18O allowed characterizing nitrate sources in two karstic springs. [•] Respective endmembers contributions were quantified with Bayesian model. [•] Sp1 is supplied by different endmembers with the same range of proportions. [•] Sp2 is mainly fed by agriculture and chalk nitrates. [Copyright &y& Elsevier]
ISSN:08832927
DOI:10.1016/j.apgeochem.2013.04.015