Abstract
Constant exposure to groundwater contaminated by arsenic (As) constitutes a major health risk for millions of people worldwide. Therefore, the biogeochemical and physical processes responsible for the release, transport and retardation of As in groundwater need to be identified to optimize groundwater management strategies, both in rural and urban areas. River delta regions in Asia constitute a relevant spot to study the presence of As in drinking water, due to the interplay among the natural release of As from sediments, the onset of redox fronts in aquifers, which can sharply change the mobility of As, and the anthropogenic increased groundwater extraction for the supply of growing urban areas. The AdvectAs project involves several teams to promote transdisciplinary research on the environmental behaviour and spatial heterogeneity of As in groundwater under advective conditions associated with extensive pumping of pristine groundwater from the city of Hanoi, Red River delta region in Vietnam. In autumn 2017 a sampling campaign in the vicinity of Hanoi was carried out, integrating sediment analyses, geochemical, mineralogical and microbiological studies, hydrogeochemical characterization of groundwater, groundwater dating and transport modelling. The first outcomes of the hydrogeochemical analyses will be presented in this contribution.
| Original language | English |
|---|---|
| Title of host publication | Environmental Arsenic in a Changing World |
| Subtitle of host publication | Proceedings of the 7th International Congress and Exhibition on Arsenic in the Environment |
| Editors | Yong-Guan Zhu, Huaming Guo, Prosun Bhattacharya, Jochen Bundschuh, Arslan Ahmad, Ravi Naidu |
| Place of Publication | London |
| Publisher | CRC Press/Balkema |
| Pages | 29-31 |
| Number of pages | 3 |
| ISBN (Electronic) | 9781351046633 |
| ISBN (Print) | 9781138486096 |
| DOIs | |
| Publication status | Published - 2018 |
| Event | 7th International Congress and Exhibition Arsenic in the Environment, 2018 - Beijing, China Duration: 1 Jul 2018 → 6 Jul 2018 |
Publication series
| Name | Arsenic in the Environment – Proceedings |
|---|---|
| Publisher | Routledge |
| ISSN (Print) | 2154-6568 |
Conference
| Conference | 7th International Congress and Exhibition Arsenic in the Environment, 2018 |
|---|---|
| Country/Territory | China |
| City | Beijing |
| Period | 1/07/18 → 6/07/18 |
Bibliographical note
The Open Access version of this book, available at www.tandfebooks.com, has been made available under a Creative Commons Attribution-Non Commercial-No Derivatives 4.0 license.UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
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SDG 6 Clean Water and Sanitation
Keywords
- Groundwater arsenic contamination
- groundwater retardation
- urban environments
- environmental behaviour
- spatial heterogeneity
- hydrogeochemical analyses
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