The High Order Conservative Method for the Parameters Estimation in a PM<sub>2.5</sub> Transport Adjoint Model

<div>The mean field of PM<sub>2.5</sub> concentrations (<i>μ</i>g/m<sup>3</sup>).</div>

Advances in Meteorology

Figure 7: The High Order Conservative Method for the Parameters Estimation in a PM<sub>2.5</sub> Transport Adjoint Model 