image: Shale oil wells in the Bakken region, North Dakota. This material relates to a paper that appeared in the Aug. 15, 2018, issue of Science Advances, published by AAAS. The paper, by A.J. Kondash at Duke University in Durham, NC, and colleagues was titled, "The intensification of the water footprint of hydraulic fracturing." view more
Credit: Avner Vengosh, PhD, Duke University