成绩单再“刷新”！2025年全国生态环境质量持续改善

Core Insights - The article highlights the continuous improvement of national ecological environment quality in 2025, with a focus on air quality metrics [1] Environmental Quality Metrics - The average concentration of PM2.5 nationwide is reported to be 28 micrograms per cubic meter, reflecting a year-on-year decrease of 4.4% [1] - The proportion of days with good air quality reached 89.3%, which is an increase of 1.9 percentage points compared to the previous year [1]