2025年北京空气质量优良天超八成 为有监测以来最多

Core Insights - In 2025, Beijing achieved 311 days of good air quality, an increase of 21 days year-on-year, with a good air quality rate of 85.2%, the highest since monitoring began [1] - The number of heavy pollution days in 2025 was reduced to 1, a decrease of 1 day from the previous year, marking the lowest since monitoring began [1] - The annual average concentration of PM2.5 in Beijing was 27.0 micrograms per cubic meter, a decrease of 11.5%, marking the first time it fell below 30 micrograms per cubic meter [1] Air Quality Improvement - Since the implementation of air pollution prevention measures, PM2.5 levels have shown a long-term improvement, dropping from 89.5 micrograms per cubic meter in 2013 to 27.0 micrograms per cubic meter in 2025, a reduction of 69.8% [2] - Heavy pollution days decreased from 58 days in 2013 to just 1 day in 2025, a decline of 98.3%, effectively eliminating heavy pollution days [2] Future Plans - Over the next five years, Beijing plans to integrate air pollution prevention into the overall economic and social development strategy, accelerating a comprehensive green transformation [2] - The focus will be on PM2.5 governance, with efforts to synergize pollution reduction and carbon reduction, implementing the "0.1 microgram" action plan to maintain and enhance air quality [2]