San Diego, CA

Member since:

May 24, 2007


A large asteroid strike is a much greater danger to the earth than global warming. The most practical rocket fuel is kerosene, a fossil fuel.

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  • Carl M.

    Marx, you mean?

    Apr 02, 2009 4:04 PM
  • Walter D.

    Welcome Jim!

    Nov 23, 2008 2:05 AM
  • Christine

    welcome! hope to meet you soon.

    Jun 15, 2008 5:42 AM

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