RANKED: See where Charlotte lands on list of most-polluted NC metros

Charlotte is among the metro areas with the poorest air quality in North Carolina, according to the latest data available from Environment North Carolina Research & Policy Center. The Charlotte metro had 79 days of poor air quality due to pollution in 2018 — the fifth highest in the state. That's 28 fewer days than the metro with the worst air quality in North Carolina: Winston-Salem. Winston-Salem, which had 107 bad-air days, was one of 89 metro areas in the U.S. that had more than 100 days…