PITTSBURGH (AP) — New research in Pennsylvania demonstrates that it’s hard to nail down how often natural gas drilling is contaminating drinking water: One study found high levels of methane in some water wells within a half-mile of gas wells, while another found some serious methane pollution occurring naturally, far away from drilling.The findings represent a middle ground between critics of the drilling technique known as hydraulic fracturing who claim it causes widespread contamination, and an industry that suggests they are rare or nonexistent.
This is a companion discussion topic for the original entry at https://talkingpointsmemo.com/?p=87405