Researchers at the University of Texas at Arlington found elevated levels of arsenic and other heavy metals in groundwater near natural gas fracking sites in Texas' Barnett Shale, providing further evidence tying fracking to arsenic contamination.
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Brian Fontenot and Kevin Schug, two of the authors of a study that ties fracking to arsenic contamination of groundwater supplies. (University of Texas Arlington)
Image Caption:
Brian Fontenot and Kevin Schug, two of the authors of a study that ties fracking to arsenic contamination of groundwater supplies. (University of Texas Arlington)