1Anshumali*: Assistant Professor 2Parijat Tripathi: Senior Research Fellow 1Department of Environmental Science and Engineering, Indian School of Mines, Dhanbad, 2School of Environmental Sciences, Jawaharlal Nehru University, New Delhi- 110067, India. malijnu@gmail.com   Abstract Groundwater with high concentrations of geogenic arsenic (As) was extensively present in the Holocene alluvial aquifers of Ballia district in the middle […]