Environmentalists, EPA Alumni Defend Legality Of PM2.5 NAAQS Rule

Environmental and social justice groups and former EPA employees are defending the agency’s tougher limit for fine particulate matter (PM2.5), arguing in recent filings that the rule lawfully sought to account for adverse effects on poor and minority communities, conforms to longstanding scientific practice and is essential to protect visibility. In amicus briefs filed with the U.S. Court of Appeals for the District of Columbia Circuit in Commonwealth of Kentucky, et al., v. EPA, et al. , environmental justice...