From July to August this year, the proportion of excellent days in the provincial -level and above cities in Jilin reached 100%

The blue sky and white clouds that can be seen at any time have become the "new normal" of Changchun citizens. On September 8th, the air quality index (AQI) of Changchun City was 46, and the air quality level was excellent; the average concentration of PM2.5 was 9 micrograms/cubic meter, reaching the first -level standard for environmental air quality.

The reporter learned from the Provincial Department of Ecology and Environment that from January to August, the air quality of the province continued to improve, and the proportion of excellent days in the prefecture-level and above cities was 92.1%, an increase of 0.6 percentage points year-on-year; Micro grammar, stabilizing the national air quality secondary standard. Especially in July and August, the proportion of excellent days reached 100%, and the PM2.5 concentration was 11 micrograms per cubic meter. Since the summer, the Provincial Department of Ecological Environment has highlighted PM2.5 and O3 collaborative control, nitrogen oxidation compounds (NOX) and volatile organic matter (VOCS) to reduce emission reduction, effectively reduce the summer ozone pollution, promote the continuous improvement of air quality, and achieve positive results. Essence

Author: Jilin Daily All Media Reporter Liu Shanshan

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