"In a long-anticipated move, EPA is poised to target the Trump-era rollback of a venerable industrial air pollution policy.
Under a proposed rule that cleared a standard White House review late last week, the agency would revisit the Trump administration’s decision to scrap the “once in, always in” framework that essentially imposed lifetime pollution control requirements on factories, pulp mills and plants initially classified as “major” sources of benzene, arsenic and other air toxics.
As of Tuesday afternoon, the proposal’s contents had not yet been made public. But at the Natural Resources Defense Council, Clean Air Director John Walke said he expected it would seek to “reverse most or all of the harms that resulted from the Trump approach.”"
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