ELR Citation: ELR 20027
No(s). 02-1326 (D.C. Cir. Apr 23, 2004)

The D.C. Circuit held that on remand EPA must explain how the risk assessments it used in exempting certain recycled zinc fertilizer products from regulation under RCRA compare with the risk threshold estimates in a private study. Petitioners were limited to challenging EPA's claim that its study an...