Contents of 12.4 What is the evidence that subduction occurs at convergent plate boundaries?

Map of South America showing earthquake activity along plate boundries.

12.4 What is the evidence that subduction occurs at convergent plate boundaries?

Fig 12.22

Earthquakes reveal the bending of subducting plates as shown here by the depth of earthquakes.

Focus box for previous map showing area used to plot the graph on the next slide.

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