Characteristics of Heavy Metals and Pb Isotopic Composition in Sediments Collected from the Tributaries in Three Gorges Reservoir, China

<table>The distribution of Pb isotopic compositions in sediments from TGR and other environmental sources.</table>

The Scientific World Journal

Figure 3: Characteristics of Heavy Metals and Pb Isotopic Composition in Sediments Collected from the Tributaries in Three Gorges Reservoir, China 