National Public Radio: When energy booms go bust, the public is often left responsible for the cleanup. That's because while most states and the federal government make companies put up at least some money in advance to pay for any mess they leave behind, it's often not enough.
After the methane industry collapse, there were almost 4,000 wells in Wyoming that the company responsible walked away from. Now, the state has to pay the price.
Driving around the Powder River Basin in northeast Wyoming with Jeff Campbell...