Protecting the Earth From Asteroids is being played up on the MSM lately.
http://www.foxnews.com/scitech/2012/07/02/sizing-up-earth-vulnerability-to-asteroid-strikes/
My third book contains the remarkable story that this may all be bogus and not necessary. And it all relates to just how the asteroids were created!
It’s all here: More Secrets of the Quarantine and of the Nuclear Destruction of the WTC: http://anonymousphysicist.com/books/more-secrets-of-the-quarantine-and-of-mans-history-future-and-of-the-nuclear-destruction-of-the-world-trade-center/