THE SINGLE BEST STRATEGY TO USE FOR 88FED

938 File.3d at 322-23 (rejecting Wisconsin's argument that it shouldn't facial area great neighbor obligations with the 2008 ozone NAAQS on the basis that its emission reductions would only boost a downwind receptor by two 10-thousandths of an element per billion). The EPA proceeds to neither endorse the “flexibilities” in Attachment A, nor sta