Figure 2

Potential ecological risk index of soil (a) and sediment (c) calculated by the Hakanson method in the study area. Each TE contribution to the index of soil (b) and sediment (d).

Potential ecological risk index of soil (a) and sediment (c) calculated by the Hakanson method in the study area. Each TE contribution to the index of soil (b) and sediment (d).