By Abraham Lustgarten / ProPublica A new study has raised fresh concerns about the safety of gas drilling in the Marcellus Shale, concluding that fracking chemicals injected into the ground could migrate toward drinking water supplies far more quickly than experts have previously predicted. More than 5,000 wells were drilled in the Marcellus between mid-2009 … Continue reading Study says fracking fluids could contaminate Marcellus aquifers within “just a few years”