External Sources Account for 75 pct of S. Korea’s Fine Dust Pollution
SEOUL, Feb. 6 (Korea Bizwire) — External sources accounted for 75 percent of South Korea’s ultrafine dust air pollution in January, a state-run environment agency said Wednesday. South Korea saw a drastic rise in the average level of ultrafine dust particles, those smaller than 2.5 micrometers in diameter, in between Jan. 11 and 15. According [...]