Mealey's (April 8, 2021, 9:58 AM EDT) -- PITTSBURGH — A federal magistrate judge in Pennsylvania on March 26 approved a consent decree filed by PennEnvironment and the Sierra Club that will require PPG Industries Inc. to comply with the terms of a 2019 agreement with the Pennsylvania Department of Environmental Protection (PaDEP) that ordered it to undertake remedial actions to prevent the migration of contamination from a slurry lagoon area (SLA) and solid waste disposal area (SWDA) at a site it used for glass manufacturing....