Friday, March 5, 2010

Violent Planet: The Forces That Shape Earth

From Live Science:

Earth is a violent planet, and always has been. In fact it is much calmer today than in the past. As the planet continues to cool – 4.5 billion years after it formed – what was once likely a lava world has become a temperate planet that's two-thirds covered by water and hospitable to life.

But recent events and new research show that the geologic havoc is far from over.

Read more ....

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