Seoul’s Ultrafine Dust Density Drops 20 pct This Winter
SEOUL, April 1 (Korea Bizwire) — Seoul’s ultrafine dust particles decreased 20 percent this winter, thanks to the new seasonal management system and decreased industrial activities due to the new coronavirus outbreak, the municipal government said Wednesday. According to the Seoul government, the capital’s density of ultrafine dust particles smaller than 2.5 micrometers in diameter, [...]










