Research Article

A Preliminary Assessment of Dispersion Level of SO2 in Fars Industrial Region, South of Iran, by GIS

Figure 4

GIS results using different interpolation methods (nearest neighbor, Kriging, and IWD methods).
670590.fig.004a
(a) Nearest neighbor method
670590.fig.004b
(b) Kriging method
670590.fig.004c
(c) IDW method