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The socio-economics of arsenic removal

Nearly an eighth of the population in Bangladesh relies on arsenic-contaminated drinking water. Arsenic-removal filters could help to reduce exposure, but their price is high for the poor and their maintenance is cumbersome.

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Figure 1: A community arsenic-removal plant.



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The arsenic filter evaluation study was made possible with the financial support of the Canadian International Development Agency, and the technical support of UNICEF and the government of Bangladesh's Department of Public Health Engineering. We acknowledge the qualitative research contributions of study team members S. Akhter, K. R. Akhter and T. H. Monju.

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Correspondence to Richard Bart Johnston.

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Johnston, R., Hanchett, S. & Khan, M. The socio-economics of arsenic removal. Nature Geosci 3, 2–3 (2010).

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