Examining the Impact of Nitrous Acid Chemistry on Ozone and PM over the Pearl River Delta Region

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="140932.fig.003a" src="https://static.hindawi.com/articles/amete/volume-2012/140932/figures/140932.fig.003a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>NO<sub><i>x</i></sub></td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="140932.fig.003b" src="https://static.hindawi.com/articles/amete/volume-2012/140932/figures/140932.fig.003b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>
								SO<sub>2</sub></td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="140932.fig.003c" src="https://static.hindawi.com/articles/amete/volume-2012/140932/figures/140932.fig.003c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>
								O<sub>3</sub></td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="140932.fig.003d" src="https://static.hindawi.com/articles/amete/volume-2012/140932/figures/140932.fig.003d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>PM<sub>2.5</sub></td></tr></table></td></tr><tr class="fig-image" id="e"><td><img alt="140932.fig.003e" src="https://static.hindawi.com/articles/amete/volume-2012/140932/figures/140932.fig.003e.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(e) </b>Sulfate</td></tr></table></td></tr><tr class="fig-image" id="f"><td><img alt="140932.fig.003f" src="https://static.hindawi.com/articles/amete/volume-2012/140932/figures/140932.fig.003f.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(f) </b>Nitrate</td></tr></table></td></tr></table>

<table>Comparison of modeled and observed (a) NO<sub>x</sub>, (b) SO<sub>2</sub>, (c) O<sub>3</sub>, (d) PM<sub>2.5</sub>, (e) aerosol sulfate, and (f) aerosol nitrate concentration at Yuen Long (YL) station in October 2004.</table>

Advances in Meteorology

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Figure 3

Figure 3: Examining the Impact of Nitrous Acid Chemistry on Ozone and PM over the Pearl River Delta Region 