北京空气质量多项指标创监测以来最优

Core Insights - Beijing has achieved a significant improvement in air quality, with the annual average concentration of PM2.5 dropping to 27.0 micrograms per cubic meter in 2025, marking the first time it has fallen below 30 micrograms since monitoring began [1] - The city has implemented a comprehensive "Blue Sky Defense War" to combat air pollution, focusing on various pollution sources and achieving substantial reductions in heavy pollution days [1] Group 1 - The annual average PM2.5 concentration in Beijing reached 27.0 micrograms per cubic meter in 2025, a record low [1] - The number of good air quality days increased to 348 in 2025, up by 144 days compared to 2013, while heavy pollution days decreased from 58 in 2013 to just 1 in 2025, a reduction of over 98% [1] - All six major pollutants, including inhalable particles, nitrogen dioxide, and ozone, met national standards, indicating comprehensive compliance with air quality requirements [1] Group 2 - Despite improvements, experts warn that the air quality gains are not yet stable, with regional pollutant emissions still high and exceeding environmental capacity [2] - The Beijing Ecological Environment Bureau plans to continue its efforts over the next five years, integrating air pollution control into broader economic and social development, focusing on green transformation and collaborative reduction of emissions and carbon [2] - The "0.1 microgram" action plan will be a key initiative in the ongoing battle for better air quality in Beijing [2]