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The information found here reflects completed USGS work. The content of this page is static and has not been updated since the mid 2000's.

Visual Glossary

This image shows a slice through the Earth at a convergent plate boundary
This image shows a slice through the Earth at a convergent plate boundary.

Trench: Subduction zone

This view illustrates just one of the ways that plates behave when they collide. In this case, one plate is pulled beneath another forming a subduction zone. The long, narrow zone where the two plates meet is called a trench.

| Into Earth | | Putting the pieces toge ther | | Action at the edges |
| National Parks by Tectonic Regions |
| Earth through time | | Detailed version: This Dynamic Earth |

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