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The EPA’s new method of assessing the costs and benefits of air pollution regulations may have grave consequences for some Philadelphians

When faulty equipment at the Philadelphia Energy Solutions (PES) oil refinery caused an explosion on June 21, 2019, Carol White jolted awake and raced downstairs in her Grays Ferry home to investigate. She opened her front door and ash swept into her mouth and eyes, nearly blinding her and blocking her airways. As plumes of