On Thursday, EPA finally released its final rule revising the ozone NAAQS to 70 ppb. I do not spend much time peering into a crystal ball, but I will go out on a limb and say that the industry challenges to the rule will fail. Just ain’t gonna happen.
The environmental group challenges pose a more interesting question. There’s a fair bit of evidence of health impacts below 70 ppb, so how can the rule be said to provide the requisite “adequate margin of safety”?… More