The very same day as Trump’s big coal announcement, the Mine Safety and Health Administration (MSHA) published a notice on its website informing stakeholders that the agency would be pausing the enforcement of its rule titled, ​ ‘Lowering Miners’ Exposure to Respirable Crystalline Silica and Improving Respiratory Protection.’ The rule would have cut the allowable exposure level of deadly silica dust—20 times more toxic than coal dust and a major cause of black lung disease among coal miners — in half.”