Hardcore environmentalists tend to take umbrage with most sources of mass energy — they’re constantly hating on oil and coal, instead favoring the tepid promise of wind, solar, algae, and the like (err… maybe they just like an underdog?). In more recent years, environmentalists have concentrated their not-inconsiderable rallying and lobbying powers on waging a war against hydraulic fracturing, a.k.a., fracking, the technique of injecting pressurized fluid into the ground to break it up and extract oil and natural gas. Enviros have been whipped into a particular frenzy by this decade-old practice, clucking that it causes groundwater contamination, earthquakes, ecosystem damage, etcetera.

The Environmental Protection Agency has lately been doing what they do best — i.e., regulatory persecution — against fracking practitioners, but we recently learned that they’ve temporarily dropped their suit against a firm in the state of Wyoming, and last weekend, the WSJ reported that the EPA backed off of groundwater contamination claims in Texas. Now, they’re backtracking from a similar case they had going in Pennsylvania, too: