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12.
Planet Protectors |
Carbon dioxide is taking over the world! Only You can stop it from warming up the world too much and changing the face of the planet forever.
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| http://www.ecokids.ca/pub/eco_info/topics/climate/co2effect/index.cfm |
| Rating:
[0.00] Votes: [0] Hits: [469] | Mar 10, 2008 | Add To Favorites
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