Arsenic Agriculture? Irrigation may worsen Bangladesh's woes | Science News

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Arsenic Agriculture? Irrigation may worsen Bangladesh's woes

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3:02pm, November 20, 2002

Researchers investigating an unfolding, massive epidemic of arsenic poisoning in Bangladesh say they have evidence that local irrigation practices may be contributing to the problem.

Charles F. Harvey of the Massachusetts Institute of Technology and his colleagues now posit that pumping water for irrigation alters the flow of subterranean water in ways that draw naturally occurring arsenic into aquifers.

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