Mealey's (December 28, 2016, 9:55 AM EST) -- SAN FRANCISCO — The U.S. Environmental Protection Agency did not act arbitrarily or capriciously when approving a lumber mill’s prevention for significant deterioration (PSD) permit that allows the company to build a biomass-burning power plant, a Ninth Circuit U.S. Court of Appeals panel said in an amended opinion issued Dec. 23 (Helping Hand Tools, et al. v. U.S. Environmental Protection Agency, et al., No. 14-72553, 9th Cir.; 2016 U.S. App. LEXIS 23255)....