NC, other states' clean air plans ignore most pollution, conservation groups say Derek Lacey, Asheville Citizen Times UN: Huge changes needed to keep nature, Earth OK Replay Video UP NEXT As North Carolina plans how it will address air quality over the next decade, it's not taking into account the worst polluters or even all the pollutants, conservation groups say, hampering the state's pristine natural areas and leaving its people breathing dirtier air. North Carolina, along with every other state, is currently putting together implementation plans for the Clean Air Actâ€...