Research Article

Removal of Cu, Zn, Pb, and Cr from Yangtze Estuary Using the Phragmites australis Artificial Floating Wetlands

Figure 1

Location of the study area and the model of the P. australis AFW (AFW, artificial floating wetland; (a) the study site; (b) the P. australis AFW site; (c) the P. australis AFW photo; (d) the P. australis AFW model).