The Influence of Climate Factors, Meteorological Conditions, and Boundary-Layer Structure on Severe Haze Pollution in the Beijing-Tianjin-Hebei Region during January 2013

<div>(a) Monthly mean deep-blue AOD at 550 nm wavelength in January 2013 over China derived from Aqua MODIS 1° × 1° level-3 daily products. (b) Topographic map and the locations of meteorological and air quality measurement sites over the BTH region.</div>

Advances in Meteorology

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Figure 1: The Influence of Climate Factors, Meteorological Conditions, and Boundary-Layer Structure on Severe Haze Pollution in the Beijing-Tianjin-Hebei Region during January 2013 

Figure 1 | The Influence of Climate Factors, Meteorological Conditions, and Boundary-Layer Structure on Severe Haze Pollution in the Beijing-Tianjin-Hebei Region during January 2013 