This Is the Drilling Method for Most US Oil But Regulators Offer Almost No Oversight

Hydraulic fracturing (“fracking”) and offshore drilling garner a lot of news headlines when it comes to oil and gas issues in America, but they’re far from the only game in town, with those two drilling techniques not even constituting the majority of U.S. oil and gas production. For that, look to enhanced oil recovery (EOR), an under-regulated drilling method that has been around for over a century and could be threatening drinking water sources