The massive volume of wastewater from hydraulic fracturing in the Permian basin is causing ground pressure issues, regulatory ...
Companies like Phoenix Tailings, which recently began producing metal in New Hampshire, are using new processing methods to ...
Former government officials say the state isn’t doing enough to regulate fracking waste, even as new research shows it’s far ...
The president exempted a copper smelter in Arizona from air-quality rules. An E.P.A. official guided the company that sought ...
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