The Department of Environment (DOE) monitoring of air quality during the Movement Control Order (PKP) in force found that the trend of SO 2 (sulfur dioxide) and NO 2 (nitrogen dioxide) readings in the environment showed a decrease in line with the decrease in the number of motor vehicles on the road, especially in cities. -main city
Kenyataan-Media-Status-Kualiti-udata-dan-Hotspots-27-Mac-2020_Kawalan-Pergerakan_ -final.pdf