The rig operator was stumped. He’d been making good progress, but now something blocked the way forward. The operator, Denny Mong, stared at an unassuming metal tube in the ground — the fossil of an oil well. Spread around it was an array of industrial detritus and steel tools like giant surgical implements, which sunk…
Inside the rough-and-tumble race to clean up America’s abandoned oil wells
The Free 