Agricultural pumping linked to arsenic
The research team drilling a well at a
field site in Munshiganj, Bangladesh.
A study by Charles Harvey of the Massachusetts Institute of Technology and colleagues, published in this week's Science, finds that the heightened circulation of water caused by pumping for irrigation increases the release of arsenic into drinking water.
But the finding is controversial, and other experts caution that the results might not be broadly applicable.
Link to Science news story
Link to paper in Science by Charles Harvey et al
Source: Science, 22 November 2002
Photo credit: MIT News Office