Who Is Responsible For Averting An Asteroid Strike?

This NASA slide depicts the catastrophic collision of a massive comet or asteroid with earth 250 million years ago, which appears to be the reason 90 percent of all marine species and 70 percent of all land vertebrates abruptly died out. (NASA/Newscom/File)

From Christian Science Monitor:

Column: It's time to set aside political quibbles and form an international plan.

Asteroid hunters have good news – and a challenge – for the rest of us.After an extensive search for asteroids a kilometer or more across, engineer Steve Chesley says that “we can now say with confidence that no asteroids large enough to cause such a global calamity [as killing off the dinosaurs] are headed our way.”

But if one of them – or even a smaller, city-destroying rock – were detected on a collision course, would the world community be prepared to handle it? A conference of legal experts that discussed this question at the University of Nebraska in Lincoln last month answered it with a resounding “No.”

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