Core Viewpoint - During the Spring Festival period, air quality across most regions of China showed significant improvement, with a notable decrease in PM2.5 levels compared to previous years [1] Summary by Relevant Categories Air Quality Improvement - The average PM2.5 concentration nationwide during the period from New Year's Eve to the first day of the Lunar New Year was 48.7 micrograms per cubic meter, representing a 35.9% decrease from the same period in 2025 [1] - This level is the lowest recorded since the Spring Festival of 2020 [1] Peak Pollution Levels - The highest PM2.5 concentration recorded during this period was 131.7 micrograms per cubic meter, occurring at 1 AM on the first day of the Lunar New Year, which is a 36.2% decrease year-on-year [1] Pollution Days Reduction - A total of 25 cities experienced heavy pollution days, which is a reduction of 51 days compared to the previous year [1]
降幅显著！今年春节期间全国空气质量同比好转
Jin Rong Jie·2026-02-26 23:43