NOVA Online: Cracking the Ice Age (see bottom of page for navigation)
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No, mountain ranges and volcanoes won't help you measure. What they may do, however, is give you a clue as to where the plates are. When continental plates collide or slide past one another they often form different kinds of mountain ranges, volcanoes, or even fault lines. For example, the collision of India and Asia formed the Himalayas. To view slides or an animation of this collision, click here.

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