生态环境部：2025年全国空气质量为有监测记录以来最优

Core Viewpoint - The Ministry of Ecology and Environment announced that by 2025, China's air quality will reach its historical best, with specific targets for PM2.5 concentration and pollution days [1] Group 1: Air Quality Targets - By 2025, the average PM2.5 concentration is expected to be 28 micrograms per cubic meter, with a good air quality days ratio of 89.3% and heavy pollution days ratio of 0.9%, all representing the best levels recorded [1] - The southern regions are expected to have better air quality, while northern regions show significant improvement, with the top 10 provinces for lowest PM2.5 concentrations being predominantly southern [1] Group 2: Achievements During the 14th Five-Year Plan - During the 14th Five-Year Plan, there was a 20% reduction in national average PM2.5 concentration, while GDP grew by 30%, indicating a successful balance between environmental protection and economic development [2] - Major industrial transformations included the completion of 9.4 billion tons of crude steel and 3.6 billion tons of coking capacity, along with significant upgrades to coal power plants, establishing the world's largest clean coal and steel production systems [2] - The average PM2.5 concentration in 29 cities with GDP exceeding 1 trillion yuan was 27.8 micrograms per cubic meter, all better than the national average, with noticeable improvements during the 14th Five-Year Plan [2]