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Carl Sagan on preserving the pale blue dot

A nicely done You Tube presentation of Carl Sagan speaking about the earth.

This entry was posted on August 6, 2008 at 9:55 pm and is filed under environmental science with tags , , , , , , , , , , . You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

One Response to “Carl Sagan on preserving the pale blue dot”

  1. tisak Says:
    August 7, 2008 at 4:52 am

    You’re welcome 🙂

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