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The New DU. Reply #154: when you think about the fact
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marions ghost
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Wed Sep-05-07 07:02 PM
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| 154. when you think about the fact |
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that the atmosphere is only about 50 miles thick max (before you hit outer space)--
It doesn't seem hard to believe that we have created a greenhouse effect that can threaten the planet.
That seems like a thin and fragile layer of protective gases to me....I don't think the average person understands this.
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