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What is global warming? Global warming is a build up of CO2 in the O-Zone laier wicth causes the the green house effcet.
What has CO2 coused and will do on the earth?CO2 has and will couse death of plants and wild life.CO2
has killed forestes and other types of plants.CO2 stands for carbon dioxide witch is couseing holes to form in the o-zone
laier,
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