Figure 1.
Locations of monitoring stations for PM2.5 in Beijing from BJEPB.
Figure 2.
Census geographic unit population densities of Beijing urban area.
Figure 3.
Sample of spatial interpolation for PM2.5 concentrations (October 9, 2012).
Figure 5.
Thirty-seven daily Air Quality Index change in Beijing urban area.
Table 1.
Individual Air Quality Index standards of PM2.5*.
Figure 4.
Population exposures estimation method.
Figure 6.
Number of cumulative exceedance days.
Figure 7.
Population exposures (left) and percentages (right) exceeding AQI standard.