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| 20 Nov 2010 09:07 AM
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The topic is either "Global Warming" or "Air Pollution".
I chose Global Warming, but now I'm wondering how the heck am I supposed to research it. It's not like you can take a sample of air and put it in a petri dish.
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| 20 Nov 2010 09:08 AM
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You dont need to get a petri dish if you know what your doing
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