Abstract
Because pyrite oxidation increases the aqueous concentrations of sulphate and trace metals and also modifies the pH, it can significantly affect groundwater quality. This study focuses on the occurrence and effects of denitrification in 1996 and 2006 at Oostrum, the Netherlands. Results shows denitrification coupled to pyrite oxidation as the main pathway removing nitrate from groundwater in the agricultural area and the compositional trends are similar over a 10-year period, although the nitrate concentrations dropped due to decreasing fertilizer input. In contrast, in the forested area the concentrations of pollutants (nitrate, chloride and trace metals) have risen since 1996, as a result of contaminated groundwater flow originating from the agricultural area.
| Original language | English |
|---|---|
| Title of host publication | Water-Rock Interaction - Proceedings of the 12th International Symposium on Water-Rock Interaction, WRI-12 |
| Pages | 1153-1156 |
| Number of pages | 4 |
| Publication status | Published - 2007 |
| Event | 12th International Symposium on Water-Rock Interaction, WRI-12 - Kunming, China Duration: 31 Jul 2007 → 4 Aug 2007 |
Publication series
| Name | Water-Rock Interaction - Proceedings of the 12th International Symposium on Water-Rock Interaction, WRI-12 |
|---|---|
| Volume | 2 |
Conference
| Conference | 12th International Symposium on Water-Rock Interaction, WRI-12 |
|---|---|
| Country/Territory | China |
| City | Kunming |
| Period | 31/07/07 → 4/08/07 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 2 Zero Hunger
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