Ancient Collision Made Nepal Earthquake Inevitable - NYTimes.com:
"More than 25 million years ago, India, once a separate island on a quickly sliding piece of the Earth’s crust, crashed into Asia. The two land masses are still colliding, pushed together at a speed of 1.5 to 2 inches a year. The forces have pushed up the highest mountains in the world, in the Himalayas, and have set off devastating earthquakes."
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