The structural forces affecting the deformation, uplift, and movement of the earth's crust.
- This dynamic planet: World map of volcanoes, earthquakes, impact craters, and plate tectonics [More info]
- Online world map with booklet (PDF format) giving an account of plate tectonics, volcanology, earthquake activity, and impact craters.
- What on Earth is plate tectonics? [More info]
- Discussion and diagrams on plate tectonics and the structure of the Earth for beginners with link to a detailed version: This Dynamic Earth for more information.