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. Author manuscript; available in PMC: 2011 Sep 15.
Published in final edited form as: Trop Med Int Health. 2006 Aug;11(8):1318–1326. doi: 10.1111/j.1365-3156.2006.01681.x

Figure 2.

Figure 2

(a) Environmental classes produced through ISODATA clustering and dendrogram analysis. Yellow, class 1; red, class 2; green, class 3; blue, class 4. Areas with population densities of <1 person per km2 are masked in grey. (b) Satellite-derived environmental variable minimum, maximum and mean values for each class.