Ambient air quality in Shandong witnesses continuous improvement in 2020

来源 时间:2021-01-28 14:45:50

On the morning of January 27, the Information Office of Shandong Provincial People’s Government held a press conference to brief on the province’s environmental quality in 2020. According to the press conference, in 2020, the ambient air quality in Shandong was remarkably improved, with the proportion of days with good air quality reaching 69.1%, an increase of 10.4 percentage points year-on-year.

In 2020, the concentration of fine particulate matter (PM2.5), inhalable particulate matter (PM10), sulfur dioxide (SO2), nitrogen dioxide (NO2), ozone (O3), and carbon monoxide (CO) in Shandong decreased respectively by 11.5% and 15.8% , 14.3%, 8.6%, 8.5%, 6.7% year-on-year. The average number of days with heavy pollution was 8.8 days, a year-on-year decrease of 4.4 days.