Air Quality Improvement - The average PM2.5 concentration in 339 cities is 26 micrograms per cubic meter, a year-on-year decrease of 5.1% [1] - The average PM10 concentration is 45 micrograms per cubic meter, a year-on-year decrease of 4.3% [1] - The proportion of days with good air quality is 87.6%, an increase of 1.8 percentage points year-on-year [1] Regional Air Quality - In the Beijing-Tianjin-Hebei region, the proportion of good air quality days increased by 8.5 percentage points, while the proportion of heavily polluted days decreased by 1.2 percentage points [3] - Significant improvements in air quality were observed in key areas such as the Yangtze River Delta and Fenwei Plain [3] Surface Water Quality - Among 3,641 national surface water assessment sections, 89% are classified as good quality (Class I-III), an increase of 0.5 percentage points year-on-year [5] - The seven major river basins, including the Yangtze and Yellow Rivers, show continuous improvement in water quality, with 90.5% of sections classified as good quality, also an increase of 0.5 percentage points year-on-year [5]
“数”里行间看高质量发展底色 前三季度全国环境质量总体持续改善
Yang Shi Wang·2025-10-29 04:13