生态环境部：2月上半月全国大部扩散条件一般 空气质量以优良至轻度污染为主

Core Viewpoint - The air quality forecast for the first half of February 2026 indicates that most regions in China will experience generally good to light pollution conditions, with some areas potentially facing moderate or higher pollution levels due to various weather influences, including dust storms and cold air movements [1]. Group 1: National Overview - The overall air quality across most of the country is expected to be good to light pollution, with specific regions like Northeast, North China, and East China facing moderate pollution risks [1]. - Dust storm impacts may lead to moderate pollution in certain areas of the Northwest [1]. Group 2: Regional Forecasts - Beijing-Tianjin-Hebei and Surrounding Areas: The northern part will have good air quality, while the central and southern parts may experience moderate pollution on certain days due to wind patterns [2]. - Beijing: Air quality will fluctuate from good to light pollution, with potential for light pollution during specific periods [3]. - Yangtze River Delta: Overall air quality will be good to light pollution, with some areas experiencing moderate to heavy pollution due to unfavorable dispersion conditions [4]. - Fenwei Plain: Air quality will generally be good to light pollution, with localized moderate pollution expected [5]. - Northeast Region: Initial conditions may lead to light to moderate pollution, but later periods will see improved air quality [6]. - South China: Most areas will have good air quality, with localized light to moderate pollution possible [7]. - Southwest Region: Air quality will primarily be good, with some areas experiencing light to moderate pollution [8]. - Northwest Region: Generally good to light pollution, with localized moderate pollution and potential heavy pollution due to dust storms [8].