Well fracturing (hydraulic or acid fracturing) increases effective permeability by creating high-conductivity fractures that connect the wellbore to a larger rock volume. It sits in the completion and ...

What is fracking? You may have heard about the effects this oil and gas extraction technique have on the environment, but its impacts extend far beyond that. Between 2007 and 2016, oil production in ...

Bev Reed, with the Buckeye Environmental Network, holds a map showing injection well sites near Marietta in southeast Ohio. Hydraulic fracturing, particularly on public lands, has spurred protests ...