University of Texas at Arlington's Ricardo Sánchez-Murillo (IMAGE)

University of Texas at Arlington

University of Texas at Arlington's Ricardo Sánchez-Murillo

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Four decades of changes in land use in central Costa Rica have increased nitrate concentrations in drinking water, in some areas to potentially unsafe levels, according to a new study led by University of Texas at Arlington's Ricardo Sánchez-Murillo, pictured above.

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Photo courtesy Ricardo Sánchez-Murillo

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