EPAs proposed soot rule: Too far, or not far enough?
The EPA has proposed lowering the annual average soot exposure limit, predicting such a move would yield tens of billions of dollars per year in public health benefits. But the proposal, which would overturn a Trump-era decision that left the regulation unchanged, is already drawing criticism from industry, even though it fell short of environmentalists' expectations. POLITICO\u2019s Alex Guill\xe9n reports.