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Asteroid Collision: Doomsday Destruction or Passing Apprehension?

Asteroid Collision: Doomsday Destruction or Passing Apprehension?

S2 · E9 March 22, 2009

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Overview

There are over 31,000 known meteor impact sites on Earth with craters up to 186 miles in diameter. Some experts say an impact doomsday scenario is science fiction. Others say it is only a question of ’when’. Could humanity survive? Could Earth survive?

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