Boundary-Layer Characteristics of Persistent Regional Haze Events and Heavy Haze Days in Eastern China

<div>The 4 types of weather patterns during regional persistent haze events (equalized pressure: EQP, advancing edge of a cold front: ACF, base of high pressure: BOH, backside of high pressure: BAH, inverted trough: INT, and saddle pressure: SAP).</div>

Advances in Meteorology

fig5

Figure 5

Figure 5: Boundary-Layer Characteristics of Persistent Regional Haze Events and Heavy Haze Days in Eastern China 