President Donald Trump’s recent executive order (EO) requiring “gold standard science” mirrors provisions in EPA’s “secret science” rule from Trump’s first term, signaling officials will seek to reinstate the controversial policy that sought to restrict the use of non-public research, such as private medical data, in regulatory decisions. Several experts add that such a rule’s effects would be compounded by the current administration’s unprecedented attacks on EPA’s scientific capacity. The May 23 EO , “Restoring Gold Standard Science,” has “a...