Using the Grey Model to Analyze the Impact of the Primary, Secondary, and Tertiary Industries on the Public’s Attention to Air Pollution in Three Cities

<div>Attention to air pollution under the influence of secondary industry with different development rates in Shijiazhuang.</div>

Mathematical Problems in Engineering

fig6

Figure 6

Figure 6: Using the Grey Model to Analyze the Impact of the Primary, Secondary, and Tertiary Industries on the Public’s Attention to Air Pollution in Three Cities 

Figure 6 | Using the Grey Model to Analyze the Impact of the Primary, Secondary, and Tertiary Industries on the Public’s Attention to Air Pollution in Three Cities 