Rotation Speed (Aviation Blog)

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Flying planes, launching rockets, buying tech and driving a Leaf

Earth's Limited Resources

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This is a great visual showing how much of our world is water and air, compared with the size of the planet itself. This does bring home the truth about the limited resources we have to protect. Nice visual depiction of a real issue.  The story explains a little more about what you're looking at.

read more | digg story