Groundwater Contamination from Fracking Changes over Time: Study

By Andrew Nikiforuk, The Tyee

A new Texas study has found that horizontal oil wells fractured by the injection of high volumes of chemicals, sand, and water contaminate nearby water wells with a variety of heavy metals and toxic chemicals that fluctuate over time.

Fracking Contaminates Groundwater: Stanford Study

By Andrew Nikiforuk, The Tyee

Another scientific study has confirmed that fracking, the controversial technology that blasts apart low-grade rocks containing molecules of hydrocarbons, can contaminate groundwater.

EPA’s Abandoned Wyoming Fracking Study One Retreat of Many

By Abrahm Lustgarten, ProPublica

It will be a long time before the EPA’s national study can inform the debate over fracking.