EPA EYES REVAMPING PSD RULES TO CAP POLLUTION, PROTECT ECOSYSTEMS

EPA may revamp the way it sets pollution limits in its prevention of significant deterioration (PSD) permit program for national parks and other areas that attain air quality standards by setting a fixed cap defining how much total pollution an area can sustain before harm occurs. In an upcoming proposal due early next year, the agency may adopt the cap in lieu of its traditional approach, which allows new and modified air pollution sources to incrementally increase pollution. The potential...