Last week, D.C. Circuit Court of Appeals rejected challenges to EPA’s “Revised Cross-State Air Pollution Update Rule”. The Court found that the Rule was “an appropriate exercise of EPA’s statutory authority”....more
The evidence of the harm resulting from PM2.5 exposures keeps rolling in. Earlier this month, Environmental Research published an article titled “Global mortality from outdoor fine particle pollution generated by fossil fuel...more
On December 23, 2020, EPA formalized its decision to leave the ozone NAAQS unchanged, at 70 ppb. I don’t think that this decision is in the same category of egregiousness as EPA’s recent decision not to reduce the PM2.5...more
On Tuesday, the District of Columbia Court of Appeals vacated EPA’s “Close-Out Rule,” which basically concluded that upwind states contributing to exceedances of the National Ambient Air Quality Standard for ozone in downwind...more
Last week, the “Public Health and Environmental Petitioners” challenging EPA’s decision not to reduce the ozone standard below 0.070 ppm filed their “Non-Binding Statement of Issues.” My crystal ball still tells me that the...more