"This is one of the first times we've been able to demonstrate that, here, you have a spill in the environment, and yes, this is from fracking fluid and not from other source of contamination," Vengosh said.
Can a little-known, fledgling industry make the oil and gas industry more efficient and a little less dangerous to the climate by tackling methane leakage? A new report offers a close look at "methane mitigation."
Federal regulators just approved a very controversial LNG export terminal. It would be the closest to the Appalachian-based Marcellus Shale, the largest natural gas producing region in the United States.